Cheap Flights from Baltimore to San Jose (BWI to SJO)

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US$501

6:05am - 12:17pm
Wed Mar 11th 2026

8h 12m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Wed Mar 11th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 15m

Wed Mar 11th 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 12:17pm in San José (SJO)

Book Flight
US$501

6:05am - 7:39pm
Tue Mar 10th 2026

15h 34m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Tue Mar 10th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 8h 36m

Tue Mar 10th 2026 United Airlines · UA 1280 Depart at 4:56pm from Houston (IAH) Fly for 3h 43m Arrive at 7:39pm in San José (SJO)

Book Flight
US$502

6:05am - 12:17pm
Tue Mar 24th 2026

8h 12m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Tue Mar 24th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 15m

Tue Mar 24th 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 12:17pm in San José (SJO)

Book Flight
US$502

6:05am - 1:17pm
Wed Feb 25th 2026

8h 12m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Wed Feb 25th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 15m

Wed Feb 25th 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 1:17pm in San José (SJO)

Book Flight
US$502

6:05am - 12:17pm
Tue Mar 17th 2026

8h 12m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Tue Mar 17th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 15m

Tue Mar 17th 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 12:17pm in San José (SJO)

Book Flight
US$502

6:05am - 12:26pm
Wed Apr 22nd 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Wed Apr 22nd 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Wed Apr 22nd 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$502

6:05am - 12:26pm
Wed Apr 8th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Wed Apr 8th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Wed Apr 8th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$502

6:05am - 12:26pm
Sat Apr 25th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sat Apr 25th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Sat Apr 25th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$502

6:05am - 12:26pm
Tue Apr 21st 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Tue Apr 21st 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Tue Apr 21st 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$502

6:05am - 12:26pm
Wed Apr 1st 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Wed Apr 1st 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Wed Apr 1st 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$502

6:05am - 12:26pm
Tue Mar 31st 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Tue Mar 31st 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Tue Mar 31st 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$502

6:05am - 12:26pm
Wed May 6th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Wed May 6th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Wed May 6th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$502

6:05am - 12:26pm
Tue Apr 28th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Tue Apr 28th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Tue Apr 28th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$502

12:55pm - 7:37pm
Sat Apr 25th 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sat Apr 25th 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Sat Apr 25th 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$502

12:55pm - 7:37pm
Tue Apr 28th 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Tue Apr 28th 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Tue Apr 28th 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$504

6:05am - 1:17pm
Tue Feb 24th 2026

8h 12m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Tue Feb 24th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 15m

Tue Feb 24th 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 1:17pm in San José (SJO)

Book Flight
US$505

6:05am - 1:17pm
Tue Mar 3rd 2026

8h 12m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Tue Mar 3rd 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 15m

Tue Mar 3rd 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 1:17pm in San José (SJO)

Book Flight
US$505

6:05am - 12:26pm
Tue May 5th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Tue May 5th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Tue May 5th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$505

6:05am - 12:26pm
Tue Apr 14th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Tue Apr 14th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Tue Apr 14th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$524

5:11pm - 12:56pm
Wed Feb 25th 2026

20h 45m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Wed Feb 25th 2026 United Airlines · UA 590 Depart at 5:11pm from Washington, D.C. (BWI) Fly for 2h 10m Arrive at 6:21pm in Chicago (ORD)

Layover in Chicago for 13h 18m

Thu Feb 26th 2026 United Airlines · UA 1135 Depart at 7:39am from Chicago (ORD) Fly for 5h 17m Arrive at 12:56pm in San José (SJO)

Book Flight
US$524

4:15pm - 1:17pm
Tue Feb 24th 2026

22h 2m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Tue Feb 24th 2026 United Airlines · UA 2384 Depart at 4:15pm from Washington, D.C. (BWI) Fly for 3h 23m Arrive at 6:38pm in Houston (IAH)

Layover in Houston for 14h 57m

Wed Feb 25th 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 1:17pm in San José (SJO)

Book Flight
US$524

4:15pm - 8:39pm
Wed Feb 25th 2026

29h 24m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Wed Feb 25th 2026 United Airlines · UA 2384 Depart at 4:15pm from Washington, D.C. (BWI) Fly for 3h 23m Arrive at 6:38pm in Houston (IAH)

Layover in Houston for 22h 18m

Thu Feb 26th 2026 United Airlines · UA 1280 Depart at 4:56pm from Houston (IAH) Fly for 3h 43m Arrive at 8:39pm in San José (SJO)

Book Flight
US$614

6:05am - 1:17pm
Mon Mar 2nd 2026

8h 12m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Mon Mar 2nd 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 15m

Mon Mar 2nd 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 1:17pm in San José (SJO)

Book Flight
US$614

6:05am - 1:17pm
Mon Feb 23rd 2026

8h 12m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Mon Feb 23rd 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 15m

Mon Feb 23rd 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 1:17pm in San José (SJO)

Book Flight
US$614

6:05am - 12:17pm
Wed Mar 25th 2026

8h 12m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Wed Mar 25th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 15m

Wed Mar 25th 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 12:17pm in San José (SJO)

Book Flight
US$614

6:05am - 12:26pm
Wed Apr 15th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Wed Apr 15th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Wed Apr 15th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$614

6:05am - 12:26pm
Tue May 19th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Tue May 19th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Tue May 19th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$614

6:05am - 12:26pm
Wed May 13th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Wed May 13th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Wed May 13th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$614

6:05am - 12:26pm
Wed Apr 29th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Wed Apr 29th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Wed Apr 29th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$614

12:55pm - 7:37pm
Tue Mar 31st 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Tue Mar 31st 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Tue Mar 31st 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$614

12:55pm - 7:37pm
Sat May 2nd 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sat May 2nd 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Sat May 2nd 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$614

12:55pm - 7:37pm
Wed Apr 29th 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Wed Apr 29th 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Wed Apr 29th 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$614

6:05am - 5:16pm
Mon Mar 16th 2026

13h 11m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Mon Mar 16th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 6h 13m

Mon Mar 16th 2026 United Airlines · UA 1055 Depart at 2:33pm from Houston (IAH) Fly for 3h 43m Arrive at 5:16pm in San José (SJO)

Book Flight
US$614

6:05am - 6:16pm
Sat Feb 21st 2026

13h 11m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sat Feb 21st 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 6h 13m

Sat Feb 21st 2026 United Airlines · UA 1055 Depart at 2:33pm from Houston (IAH) Fly for 3h 43m Arrive at 6:16pm in San José (SJO)

Book Flight
US$614

6:05am - 6:16pm
Fri Feb 20th 2026

13h 11m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Fri Feb 20th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 6h 13m

Fri Feb 20th 2026 United Airlines · UA 1055 Depart at 2:33pm from Houston (IAH) Fly for 3h 43m Arrive at 6:16pm in San José (SJO)

Book Flight
US$614

6:05am - 6:16pm
Mon Feb 23rd 2026

13h 11m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Mon Feb 23rd 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 6h 13m

Mon Feb 23rd 2026 United Airlines · UA 1055 Depart at 2:33pm from Houston (IAH) Fly for 3h 43m Arrive at 6:16pm in San José (SJO)

Book Flight
US$618

6:05am - 12:17pm
Wed Mar 18th 2026

8h 12m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Wed Mar 18th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 15m

Wed Mar 18th 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 12:17pm in San José (SJO)

Book Flight
US$618

6:05am - 12:26pm
Sun Apr 5th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sun Apr 5th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Sun Apr 5th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$618

6:05am - 12:26pm
Sat May 2nd 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sat May 2nd 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Sat May 2nd 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$618

12:55pm - 7:37pm
Tue May 5th 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Tue May 5th 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Tue May 5th 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$628

6:05am - 12:17pm
Mon Mar 23rd 2026

8h 12m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Mon Mar 23rd 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 15m

Mon Mar 23rd 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 12:17pm in San José (SJO)

Book Flight
US$628

6:05am - 8:39pm
Thu Feb 26th 2026

15h 34m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Thu Feb 26th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 8h 36m

Thu Feb 26th 2026 United Airlines · UA 1280 Depart at 4:56pm from Houston (IAH) Fly for 3h 43m Arrive at 8:39pm in San José (SJO)

Book Flight
US$636

5:11pm - 12:56pm
Thu Feb 26th 2026

20h 45m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Thu Feb 26th 2026 United Airlines · UA 590 Depart at 5:11pm from Washington, D.C. (BWI) Fly for 2h 10m Arrive at 6:21pm in Chicago (ORD)

Layover in Chicago for 13h 18m

Fri Feb 27th 2026 United Airlines · UA 1135 Depart at 7:39am from Chicago (ORD) Fly for 5h 17m Arrive at 12:56pm in San José (SJO)

Book Flight
US$719

6:05am - 1:17pm
Sun Feb 22nd 2026

8h 12m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sun Feb 22nd 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 15m

Sun Feb 22nd 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 1:17pm in San José (SJO)

Book Flight
US$719

6:05am - 12:17pm
Mon Mar 16th 2026

8h 12m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Mon Mar 16th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 15m

Mon Mar 16th 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 12:17pm in San José (SJO)

Book Flight
US$719

6:05am - 12:26pm
Mon Mar 30th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Mon Mar 30th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Mon Mar 30th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$719

6:05am - 12:26pm
Thu Apr 2nd 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Thu Apr 2nd 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Thu Apr 2nd 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$719

6:05am - 12:26pm
Fri Apr 24th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Fri Apr 24th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Fri Apr 24th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$720

6:05am - 1:17pm
Fri Feb 20th 2026

8h 12m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Fri Feb 20th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 15m

Fri Feb 20th 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 1:17pm in San José (SJO)

Book Flight
US$720

6:05am - 12:26pm
Tue May 12th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Tue May 12th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Tue May 12th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$720

6:05am - 12:26pm
Sun May 3rd 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sun May 3rd 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Sun May 3rd 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$720

6:05am - 12:26pm
Mon Apr 27th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Mon Apr 27th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Mon Apr 27th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$720

12:55pm - 7:37pm
Wed Apr 22nd 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Wed Apr 22nd 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Wed Apr 22nd 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$720

12:55pm - 7:37pm
Tue Apr 14th 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Tue Apr 14th 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Tue Apr 14th 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$720

12:55pm - 7:37pm
Wed Apr 1st 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Wed Apr 1st 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Wed Apr 1st 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$720

12:55pm - 7:37pm
Tue May 12th 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Tue May 12th 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Tue May 12th 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$720

6:05am - 6:16pm
Sun Feb 22nd 2026

13h 11m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sun Feb 22nd 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 6h 13m

Sun Feb 22nd 2026 United Airlines · UA 1055 Depart at 2:33pm from Houston (IAH) Fly for 3h 43m Arrive at 6:16pm in San José (SJO)

Book Flight
US$723

6:05am - 12:17pm
Mon Mar 9th 2026

8h 12m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Mon Mar 9th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 15m

Mon Mar 9th 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 12:17pm in San José (SJO)

Book Flight
US$723

6:05am - 12:26pm
Fri May 1st 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Fri May 1st 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Fri May 1st 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$723

6:05am - 12:26pm
Mon Apr 6th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Mon Apr 6th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Mon Apr 6th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$723

6:05am - 12:26pm
Thu Apr 23rd 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Thu Apr 23rd 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Thu Apr 23rd 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$723

6:05am - 12:26pm
Mon Apr 13th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Mon Apr 13th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Mon Apr 13th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$723

6:05am - 5:16pm
Mon Mar 9th 2026

13h 11m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Mon Mar 9th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 6h 13m

Mon Mar 9th 2026 United Airlines · UA 1055 Depart at 2:33pm from Houston (IAH) Fly for 3h 43m Arrive at 5:16pm in San José (SJO)

Book Flight
US$737

5:11pm - 12:56pm
Sun Feb 22nd 2026

20h 45m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sun Feb 22nd 2026 United Airlines · UA 590 Depart at 5:11pm from Washington, D.C. (BWI) Fly for 2h 10m Arrive at 6:21pm in Chicago (ORD)

Layover in Chicago for 13h 18m

Mon Feb 23rd 2026 United Airlines · UA 1135 Depart at 7:39am from Chicago (ORD) Fly for 5h 17m Arrive at 12:56pm in San José (SJO)

Book Flight
US$741

5:11pm - 12:56pm
Sun Mar 1st 2026

20h 45m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sun Mar 1st 2026 United Airlines · UA 590 Depart at 5:11pm from Washington, D.C. (BWI) Fly for 2h 10m Arrive at 6:21pm in Chicago (ORD)

Layover in Chicago for 13h 18m

Mon Mar 2nd 2026 United Airlines · UA 1135 Depart at 7:39am from Chicago (ORD) Fly for 5h 17m Arrive at 12:56pm in San José (SJO)

Book Flight
US$862

12:55pm - 7:37pm
Fri Apr 24th 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Fri Apr 24th 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Fri Apr 24th 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$865

6:05am - 1:17pm
Sat Feb 21st 2026

8h 12m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sat Feb 21st 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 15m

Sat Feb 21st 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 1:17pm in San José (SJO)

Book Flight
US$865

6:05am - 12:26pm
Fri May 8th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Fri May 8th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Fri May 8th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$865

6:05am - 12:26pm
Sun Apr 26th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sun Apr 26th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Sun Apr 26th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$865

6:05am - 12:26pm
Thu May 7th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Thu May 7th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Thu May 7th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$865

6:05am - 12:26pm
Thu Apr 30th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Thu Apr 30th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Thu Apr 30th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$865

12:55pm - 7:37pm
Fri May 1st 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Fri May 1st 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Fri May 1st 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$865

12:55pm - 7:37pm
Wed Apr 15th 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Wed Apr 15th 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Wed Apr 15th 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$865

12:55pm - 7:37pm
Wed Apr 8th 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Wed Apr 8th 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Wed Apr 8th 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$865

12:55pm - 7:37pm
Tue Apr 21st 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Tue Apr 21st 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Tue Apr 21st 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$865

12:55pm - 7:37pm
Wed May 13th 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Wed May 13th 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Wed May 13th 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$865

6:05am - 6:16pm
Thu Feb 26th 2026

13h 11m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Thu Feb 26th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 6h 13m

Thu Feb 26th 2026 United Airlines · UA 1055 Depart at 2:33pm from Houston (IAH) Fly for 3h 43m Arrive at 6:16pm in San José (SJO)

Book Flight
US$866

6:05am - 12:26pm
Sun Apr 12th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sun Apr 12th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Sun Apr 12th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$866

6:05am - 12:26pm
Sat May 16th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sat May 16th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Sat May 16th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$1084

6:05am - 12:26pm
Mon May 18th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Mon May 18th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Mon May 18th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$1087

6:05am - 1:17pm
Sat Feb 28th 2026

8h 12m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sat Feb 28th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 15m

Sat Feb 28th 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 1:17pm in San José (SJO)

Book Flight
US$1087

6:05am - 1:17pm
Thu Feb 26th 2026

8h 12m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Thu Feb 26th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 15m

Thu Feb 26th 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 1:17pm in San José (SJO)

Book Flight
US$1087

6:05am - 1:17pm
Sun Mar 1st 2026

8h 12m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sun Mar 1st 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 15m

Sun Mar 1st 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 1:17pm in San José (SJO)

Book Flight
US$1087

6:05am - 12:26pm
Fri Apr 3rd 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Fri Apr 3rd 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Fri Apr 3rd 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$1087

6:05am - 12:26pm
Mon May 11th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Mon May 11th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Mon May 11th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$1087

12:55pm - 7:37pm
Thu May 7th 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Thu May 7th 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Thu May 7th 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$1087

12:55pm - 7:37pm
Mon Apr 13th 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Mon Apr 13th 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Mon Apr 13th 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$1087

12:55pm - 7:37pm
Mon May 11th 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Mon May 11th 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Mon May 11th 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$1087

12:55pm - 7:37pm
Sat May 16th 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sat May 16th 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Sat May 16th 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$1087

12:55pm - 7:37pm
Thu Apr 30th 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Thu Apr 30th 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Thu Apr 30th 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$1087

12:55pm - 7:37pm
Fri May 8th 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Fri May 8th 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Fri May 8th 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$1090

6:05am - 12:26pm
Thu May 14th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Thu May 14th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Thu May 14th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$1090

12:55pm - 7:37pm
Thu May 14th 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Thu May 14th 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Thu May 14th 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$1090

12:55pm - 7:37pm
Sun Apr 26th 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sun Apr 26th 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Sun Apr 26th 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$1092

6:05am - 12:17pm
Sun Mar 22nd 2026

8h 12m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sun Mar 22nd 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 15m

Sun Mar 22nd 2026 United Airlines · UA 1096 Depart at 9:35am from Houston (IAH) Fly for 3h 42m Arrive at 12:17pm in San José (SJO)

Book Flight
US$1092

6:05am - 12:26pm
Thu Apr 16th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Thu Apr 16th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Thu Apr 16th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$1092

6:05am - 12:26pm
Fri Apr 17th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Fri Apr 17th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Fri Apr 17th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$1092

6:05am - 12:26pm
Fri May 15th 2026

8h 21m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Fri May 15th 2026 United Airlines · UA 1898 Depart at 6:05am from Washington, D.C. (BWI) Fly for 3h 15m Arrive at 8:20am in Houston (IAH)

Layover in Houston for 1h 20m

Fri May 15th 2026 United Airlines · UA 1096 Depart at 9:40am from Houston (IAH) Fly for 3h 46m Arrive at 12:26pm in San José (SJO)

Book Flight
US$1092

12:55pm - 7:37pm
Sun Apr 5th 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Sun Apr 5th 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Sun Apr 5th 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight
US$1092

12:55pm - 7:37pm
Thu Apr 23rd 2026

8h 42m
Washington, D.C. (BWI) → San José (SJO)

1 Stop

Thu Apr 23rd 2026 United Airlines · UA 4044 Depart at 12:55pm from Washington, D.C. (BWI) Fly for 3h 38m Arrive at 3:33pm in Houston (IAH)

Layover in Houston for 1h 25m

Thu Apr 23rd 2026 United Airlines · UA 1280 Depart at 4:58pm from Houston (IAH) Fly for 3h 39m Arrive at 7:37pm in San José (SJO)

Book Flight

Sarah Belizaire

@sarahbb1

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Roaming Sonaa

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Read Sonaa's 7 Amazing Skyscanner Alternatives for Booking Travel

ANDY TRAVELS

@andy_travels

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Travel With Bender

@travelwitbender

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Read Josh's Ultimate Guide To Find Cheap One Way Flights

Wesley Mergard

@travel.with.wes

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Read Wesley's My Best Cheap Flight Hacks (Why Pay More?)

Cheap Flights from Baltimore to San Jose (BWI to SJO)

Sarah Belizaire

John Ford

Roaming Sonaa

ANDY TRAVELS

Travel With Bender

Wesley Mergard

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