Cheap Flights from Philadelphia to San Jose (PHL to SJO)

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US$1229

12:51pm - 8:39pm
Mon Feb 23rd 2026

8h 48m
Philadelphia (PHL) → San José (SJO)

1 Stop

Mon Feb 23rd 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 1h 32m

Mon Feb 23rd 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$1229

8:00am - 6:16pm
Mon Feb 23rd 2026

11h 16m
Philadelphia (PHL) → San José (SJO)

1 Stop

Mon Feb 23rd 2026 United Airlines · UA 1290 Depart at 8:00am from Philadelphia (PHL) Fly for 3h 55m Arrive at 10:55am in Houston (IAH)

Layover in Houston for 3h 38m

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$1229

8:00am - 8:39pm
Mon Feb 23rd 2026

13h 39m
Philadelphia (PHL) → San José (SJO)

1 Stop

Mon Feb 23rd 2026 United Airlines · UA 1290 Depart at 8:00am from Philadelphia (PHL) Fly for 3h 55m Arrive at 10:55am in Houston (IAH)

Layover in Houston for 6h 1m

Mon Feb 23rd 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$1242

6:10am - 12:55pm
Sun Feb 22nd 2026

7h 45m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sun Feb 22nd 2026 United Airlines · UA 6228 Depart at 6:10am from Philadelphia (PHL) Fly for 1h 8m Arrive at 7:18am in Washington, D.C. (IAD)

Layover in Washington, D.C. for 1h 38m

Sun Feb 22nd 2026 United Airlines · UA 2052 Depart at 8:56am from Washington, D.C. (IAD) Fly for 4h 59m Arrive at 12:55pm in San José (SJO)

Book Flight
US$1242

12:51pm - 7:37pm
Tue May 19th 2026

8h 46m
Philadelphia (PHL) → San José (SJO)

1 Stop

Tue May 19th 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 1h 34m

Tue May 19th 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$1242

12:51pm - 7:37pm
Wed Apr 1st 2026

8h 46m
Philadelphia (PHL) → San José (SJO)

1 Stop

Wed Apr 1st 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 1h 34m

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$1242

12:51pm - 7:39pm
Tue Mar 10th 2026

8h 48m
Philadelphia (PHL) → San José (SJO)

1 Stop

Tue Mar 10th 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 1h 32m

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$1242

8:00am - 5:16pm
Tue Mar 10th 2026

11h 16m
Philadelphia (PHL) → San José (SJO)

1 Stop

Tue Mar 10th 2026 United Airlines · UA 1290 Depart at 8:00am from Philadelphia (PHL) Fly for 3h 55m Arrive at 10:55am in Houston (IAH)

Layover in Houston for 3h 38m

Tue Mar 10th 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$1242

8:00am - 6:16pm
Sun Feb 22nd 2026

11h 16m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sun Feb 22nd 2026 United Airlines · UA 1290 Depart at 8:00am from Philadelphia (PHL) Fly for 3h 55m Arrive at 10:55am in Houston (IAH)

Layover in Houston for 3h 38m

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$1242

8:00am - 5:16pm
Wed Mar 18th 2026

11h 16m
Philadelphia (PHL) → San José (SJO)

1 Stop

Wed Mar 18th 2026 United Airlines · UA 1290 Depart at 8:00am from Philadelphia (PHL) Fly for 3h 55m Arrive at 10:55am in Houston (IAH)

Layover in Houston for 3h 38m

Wed Mar 18th 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$1242

8:00am - 7:37pm
Sun Apr 26th 2026

13h 37m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sun Apr 26th 2026 United Airlines · UA 1290 Depart at 8:00am from Philadelphia (PHL) Fly for 3h 55m Arrive at 10:55am in Houston (IAH)

Layover in Houston for 6h 3m

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$1242

8:00am - 8:39pm
Sun Feb 22nd 2026

13h 39m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sun Feb 22nd 2026 United Airlines · UA 1290 Depart at 8:00am from Philadelphia (PHL) Fly for 3h 55m Arrive at 10:55am in Houston (IAH)

Layover in Houston for 6h 1m

Sun Feb 22nd 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$1242

5:35pm - 10:11am
Wed Apr 1st 2026

18h 36m
Philadelphia (PHL) → San José (SJO)

1 Stop

Wed Apr 1st 2026 United Airlines · UA 2474 Depart at 5:35pm from Philadelphia (PHL) Fly for 3h 38m Arrive at 8:13pm in Houston (IAH)

Layover in Houston for 11h 12m

Thu Apr 2nd 2026 United Airlines · UA 2448 Depart at 7:25am from Houston (IAH) Fly for 3h 46m Arrive at 10:11am in San José (SJO)

Book Flight
US$1242

5:35pm - 10:11am
Sun Apr 26th 2026

18h 36m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sun Apr 26th 2026 United Airlines · UA 2474 Depart at 5:35pm from Philadelphia (PHL) Fly for 3h 38m Arrive at 8:13pm in Houston (IAH)

Layover in Houston for 11h 12m

Mon Apr 27th 2026 United Airlines · UA 2448 Depart at 7:25am from Houston (IAH) Fly for 3h 46m Arrive at 10:11am in San José (SJO)

Book Flight
US$1242

6:35pm - 11:56am
Tue Mar 10th 2026

19h 21m
Philadelphia (PHL) → San José (SJO)

1 Stop

Tue Mar 10th 2026 United Airlines · UA 2665 Depart at 6:35pm from Philadelphia (PHL) Fly for 2h 21m Arrive at 7:56pm in Chicago (ORD)

Layover in Chicago for 11h 43m

Wed Mar 11th 2026 United Airlines · UA 1135 Depart at 7:39am from Chicago (ORD) Fly for 5h 17m Arrive at 11:56am in San José (SJO)

Book Flight
US$1247

5:35pm - 1:17pm
Mon Feb 23rd 2026

20h 42m
Philadelphia (PHL) → San José (SJO)

1 Stop

Mon Feb 23rd 2026 United Airlines · UA 2474 Depart at 5:35pm from Philadelphia (PHL) Fly for 3h 38m Arrive at 8:13pm in Houston (IAH)

Layover in Houston for 13h 22m

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$1295

4:56pm - 12:56pm
Sun Feb 22nd 2026

21h 0m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sun Feb 22nd 2026 United Airlines · UA 308 Depart at 4:56pm from Philadelphia (PHL) Fly for 2h 21m Arrive at 6:17pm in Chicago (ORD)

Layover in Chicago for 13h 22m

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$1306

12:51pm - 7:37pm
Fri May 1st 2026

8h 46m
Philadelphia (PHL) → San José (SJO)

1 Stop

Fri May 1st 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 1h 34m

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$1306

12:51pm - 7:37pm
Thu Apr 23rd 2026

8h 46m
Philadelphia (PHL) → San José (SJO)

1 Stop

Thu Apr 23rd 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 1h 34m

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
US$1306

12:51pm - 8:39pm
Sat Feb 28th 2026

8h 48m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 28th 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 1h 32m

Sat Feb 28th 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$1306

12:51pm - 8:39pm
Sat Feb 21st 2026

8h 48m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 21st 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 1h 32m

Sat Feb 21st 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$1306

8:00am - 6:16pm
Sat Feb 21st 2026

11h 16m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 21st 2026 United Airlines · UA 1290 Depart at 8:00am from Philadelphia (PHL) Fly for 3h 55m Arrive at 10:55am in Houston (IAH)

Layover in Houston for 3h 38m

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$1306

8:00am - 8:39pm
Sat Feb 21st 2026

13h 39m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 21st 2026 United Airlines · UA 1290 Depart at 8:00am from Philadelphia (PHL) Fly for 3h 55m Arrive at 10:55am in Houston (IAH)

Layover in Houston for 6h 1m

Sat Feb 21st 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$1306

6:35pm - 11:56am
Sat Mar 7th 2026

18h 21m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Mar 7th 2026 United Airlines · UA 2665 Depart at 6:35pm from Philadelphia (PHL) Fly for 2h 21m Arrive at 7:56pm in Chicago (ORD)

Layover in Chicago for 10h 43m

Sun Mar 8th 2026 United Airlines · UA 1135 Depart at 7:39am from Chicago (ORD) Fly for 5h 17m Arrive at 11:56am in San José (SJO)

Book Flight
US$1306

5:35pm - 10:11am
Thu Apr 23rd 2026

18h 36m
Philadelphia (PHL) → San José (SJO)

1 Stop

Thu Apr 23rd 2026 United Airlines · UA 2474 Depart at 5:35pm from Philadelphia (PHL) Fly for 3h 38m Arrive at 8:13pm in Houston (IAH)

Layover in Houston for 11h 12m

Fri Apr 24th 2026 United Airlines · UA 2448 Depart at 7:25am from Houston (IAH) Fly for 3h 46m Arrive at 10:11am in San José (SJO)

Book Flight
US$1306

6:35pm - 11:55am
Fri May 1st 2026

19h 20m
Philadelphia (PHL) → San José (SJO)

1 Stop

Fri May 1st 2026 United Airlines · UA 2665 Depart at 6:35pm from Philadelphia (PHL) Fly for 2h 21m Arrive at 7:56pm in Chicago (ORD)

Layover in Chicago for 11h 45m

Sat May 2nd 2026 United Airlines · UA 1135 Depart at 7:41am from Chicago (ORD) Fly for 5h 14m Arrive at 11:55am in San José (SJO)

Book Flight
US$1313

12:51pm - 1:17pm
Sun Feb 22nd 2026

25h 26m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sun Feb 22nd 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 18h 11m

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$1313

8:00am - 1:17pm
Sun Feb 22nd 2026

30h 17m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sun Feb 22nd 2026 United Airlines · UA 1290 Depart at 8:00am from Philadelphia (PHL) Fly for 3h 55m Arrive at 10:55am in Houston (IAH)

Layover in Houston for 22h 40m

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$1313

12:51pm - 6:16pm
Sun Feb 22nd 2026

30h 25m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sun Feb 22nd 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 23h 9m

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$1346

10:15am - 12:55pm
Sat Feb 21st 2026

27h 40m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 21st 2026 United Airlines · UA 6235 Depart at 10:15am from Philadelphia (PHL) Fly for 1h 8m Arrive at 11:23am in Washington, D.C. (IAD)

Layover in Washington, D.C. for 21h 33m

Sun Feb 22nd 2026 United Airlines · UA 2052 Depart at 8:56am from Washington, D.C. (IAD) Fly for 4h 59m Arrive at 12:55pm in San José (SJO)

Book Flight
US$1346

10:15am - 12:55pm
Sat Feb 28th 2026

27h 40m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 28th 2026 United Airlines · UA 6235 Depart at 10:15am from Philadelphia (PHL) Fly for 1h 8m Arrive at 11:23am in Washington, D.C. (IAD)

Layover in Washington, D.C. for 21h 33m

Sun Mar 1st 2026 United Airlines · UA 2052 Depart at 8:56am from Washington, D.C. (IAD) Fly for 4h 59m Arrive at 12:55pm in San José (SJO)

Book Flight
US$1360

4:56pm - 12:56pm
Sat Feb 28th 2026

21h 0m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 28th 2026 United Airlines · UA 308 Depart at 4:56pm from Philadelphia (PHL) Fly for 2h 21m Arrive at 6:17pm in Chicago (ORD)

Layover in Chicago for 13h 22m

Sun Mar 1st 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$1360

4:56pm - 12:56pm
Fri Feb 27th 2026

21h 0m
Philadelphia (PHL) → San José (SJO)

1 Stop

Fri Feb 27th 2026 United Airlines · UA 308 Depart at 4:56pm from Philadelphia (PHL) Fly for 2h 21m Arrive at 6:17pm in Chicago (ORD)

Layover in Chicago for 13h 22m

Sat Feb 28th 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$1360

4:56pm - 12:56pm
Sat Feb 21st 2026

21h 0m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 21st 2026 United Airlines · UA 308 Depart at 4:56pm from Philadelphia (PHL) Fly for 2h 21m Arrive at 6:17pm in Chicago (ORD)

Layover in Chicago for 13h 22m

Sun Feb 22nd 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$1360

1:00pm - 12:56pm
Fri Feb 27th 2026

24h 56m
Philadelphia (PHL) → San José (SJO)

1 Stop

Fri Feb 27th 2026 United Airlines · UA 1801 Depart at 1:00pm from Philadelphia (PHL) Fly for 2h 21m Arrive at 2:21pm in Chicago (ORD)

Layover in Chicago for 17h 18m

Sat Feb 28th 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$1360

1:00pm - 12:56pm
Sat Feb 28th 2026

24h 56m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 28th 2026 United Airlines · UA 1801 Depart at 1:00pm from Philadelphia (PHL) Fly for 2h 21m Arrive at 2:21pm in Chicago (ORD)

Layover in Chicago for 17h 18m

Sun Mar 1st 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$1360

1:00pm - 12:56pm
Sat Feb 21st 2026

24h 56m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 21st 2026 United Airlines · UA 1801 Depart at 1:00pm from Philadelphia (PHL) Fly for 2h 21m Arrive at 2:21pm in Chicago (ORD)

Layover in Chicago for 17h 18m

Sun Feb 22nd 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$1360

10:10am - 12:56pm
Sat Feb 28th 2026

27h 46m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 28th 2026 United Airlines · UA 622 Depart at 10:10am from Philadelphia (PHL) Fly for 2h 21m Arrive at 11:31am in Chicago (ORD)

Layover in Chicago for 20h 8m

Sun Mar 1st 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$1360

10:10am - 12:56pm
Sat Feb 21st 2026

27h 46m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 21st 2026 United Airlines · UA 622 Depart at 10:10am from Philadelphia (PHL) Fly for 2h 21m Arrive at 11:31am in Chicago (ORD)

Layover in Chicago for 20h 8m

Sun Feb 22nd 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$1379

5:35pm - 1:17pm
Sat Feb 28th 2026

20h 42m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 28th 2026 United Airlines · UA 2474 Depart at 5:35pm from Philadelphia (PHL) Fly for 3h 38m Arrive at 8:13pm in Houston (IAH)

Layover in Houston for 13h 22m

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$1379

5:35pm - 1:17pm
Fri Feb 27th 2026

20h 42m
Philadelphia (PHL) → San José (SJO)

1 Stop

Fri Feb 27th 2026 United Airlines · UA 2474 Depart at 5:35pm from Philadelphia (PHL) Fly for 3h 38m Arrive at 8:13pm in Houston (IAH)

Layover in Houston for 13h 22m

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$1379

5:35pm - 1:17pm
Sat Feb 21st 2026

20h 42m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 21st 2026 United Airlines · UA 2474 Depart at 5:35pm from Philadelphia (PHL) Fly for 3h 38m Arrive at 8:13pm in Houston (IAH)

Layover in Houston for 13h 22m

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$1379

12:51pm - 1:17pm
Sat Feb 21st 2026

25h 26m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 21st 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 18h 11m

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$1379

12:51pm - 1:17pm
Sat Feb 28th 2026

25h 26m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 28th 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 18h 11m

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$1379

5:35pm - 6:16pm
Sat Feb 21st 2026

25h 41m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 21st 2026 United Airlines · UA 2474 Depart at 5:35pm from Philadelphia (PHL) Fly for 3h 38m Arrive at 8:13pm in Houston (IAH)

Layover in Houston for 18h 20m

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$1379

5:35pm - 8:39pm
Sat Feb 28th 2026

28h 4m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 28th 2026 United Airlines · UA 2474 Depart at 5:35pm from Philadelphia (PHL) Fly for 3h 38m Arrive at 8:13pm in Houston (IAH)

Layover in Houston for 20h 43m

Sun Mar 1st 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$1379

5:35pm - 8:39pm
Fri Feb 27th 2026

28h 4m
Philadelphia (PHL) → San José (SJO)

1 Stop

Fri Feb 27th 2026 United Airlines · UA 2474 Depart at 5:35pm from Philadelphia (PHL) Fly for 3h 38m Arrive at 8:13pm in Houston (IAH)

Layover in Houston for 20h 43m

Sat Feb 28th 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$1379

5:35pm - 8:39pm
Sat Feb 21st 2026

28h 4m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 21st 2026 United Airlines · UA 2474 Depart at 5:35pm from Philadelphia (PHL) Fly for 3h 38m Arrive at 8:13pm in Houston (IAH)

Layover in Houston for 20h 43m

Sun Feb 22nd 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$1459

6:10am - 12:55pm
Sat Feb 21st 2026

7h 45m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 21st 2026 United Airlines · UA 6228 Depart at 6:10am from Philadelphia (PHL) Fly for 1h 8m Arrive at 7:18am in Washington, D.C. (IAD)

Layover in Washington, D.C. for 1h 38m

Sat Feb 21st 2026 United Airlines · UA 2052 Depart at 8:56am from Washington, D.C. (IAD) Fly for 4h 59m Arrive at 12:55pm in San José (SJO)

Book Flight
US$1538

5:35pm - 6:16pm
Sat Feb 28th 2026

25h 41m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 28th 2026 United Airlines · UA 2474 Depart at 5:35pm from Philadelphia (PHL) Fly for 3h 38m Arrive at 8:13pm in Houston (IAH)

Layover in Houston for 18h 20m

Sun Mar 1st 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$1587

6:10am - 11:51am
Sun Apr 26th 2026

7h 41m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sun Apr 26th 2026 United Airlines · UA 6228 Depart at 6:10am from Philadelphia (PHL) Fly for 1h 8m Arrive at 7:18am in Washington, D.C. (IAD)

Layover in Washington, D.C. for 1h 42m

Sun Apr 26th 2026 United Airlines · UA 2052 Depart at 9:00am from Washington, D.C. (IAD) Fly for 4h 51m Arrive at 11:51am in San José (SJO)

Book Flight
US$1587

8:00am - 7:37pm
Sun May 10th 2026

13h 37m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sun May 10th 2026 United Airlines · UA 1290 Depart at 8:00am from Philadelphia (PHL) Fly for 3h 55m Arrive at 10:55am in Houston (IAH)

Layover in Houston for 6h 3m

Sun May 10th 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$1795

9:02am - 11:38pm
Mon Feb 23rd 2026

15h 36m
Philadelphia (PHL) → San José (SJO)

1 Stop

Mon Feb 23rd 2026 AeroMéxico · AM 609 Depart at 9:02am from Philadelphia (PHL) Fly for 4h 53m Arrive at 12:55pm in Mexico City (MEX)

Layover in Mexico City for 7h 35m

Mon Feb 23rd 2026 AeroMéxico · AM 656 Depart at 8:30pm from Mexico City (MEX) Fly for 3h 8m Arrive at 11:38pm in San José (SJO)

Book Flight
US$1795

9:02am - 11:43am
Mon Feb 23rd 2026

27h 41m
Philadelphia (PHL) → San José (SJO)

1 Stop

Mon Feb 23rd 2026 AeroMéxico · AM 609 Depart at 9:02am from Philadelphia (PHL) Fly for 4h 53m Arrive at 12:55pm in Mexico City (MEX)

Layover in Mexico City for 19h 40m

Tue Feb 24th 2026 AeroMéxico · AM 690 Depart at 8:35am from Mexico City (MEX) Fly for 3h 8m Arrive at 11:43am in San José (SJO)

Book Flight
US$1796

10:02am - 11:45pm
Thu May 28th 2026

15h 43m
Philadelphia (PHL) → San José (SJO)

1 Stop

Thu May 28th 2026 AeroMéxico · AM 609 Depart at 10:02am from Philadelphia (PHL) Fly for 4h 53m Arrive at 12:55pm in Mexico City (MEX)

Layover in Mexico City for 7h 35m

Thu May 28th 2026 AeroMéxico · AM 656 Depart at 8:30pm from Mexico City (MEX) Fly for 3h 15m Arrive at 11:45pm in San José (SJO)

Book Flight
US$1849

12:51pm - 7:37pm
Sun May 10th 2026

8h 46m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sun May 10th 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 1h 34m

Sun May 10th 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$1864

9:02am - 3:50pm
Mon Feb 23rd 2026

31h 48m
Philadelphia (PHL) → San José (SJO)

1 Stop

Mon Feb 23rd 2026 AeroMéxico · AM 609 Depart at 9:02am from Philadelphia (PHL) Fly for 4h 53m Arrive at 12:55pm in Mexico City (MEX)

Layover in Mexico City for 24h 0m

Tue Feb 24th 2026 Avianca · AV 633 Depart at 12:55pm from Mexico City (MEX) Fly for 2h 55m Arrive at 3:50pm in San José (SJO)

Book Flight
US$1913

6:10am - 11:55am
Sat Mar 21st 2026

7h 45m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Mar 21st 2026 United Airlines · UA 6228 Depart at 6:10am from Philadelphia (PHL) Fly for 1h 8m Arrive at 7:18am in Washington, D.C. (IAD)

Layover in Washington, D.C. for 1h 38m

Sat Mar 21st 2026 United Airlines · UA 2052 Depart at 8:56am from Washington, D.C. (IAD) Fly for 4h 59m Arrive at 11:55am in San José (SJO)

Book Flight
US$1913

6:10am - 11:55am
Sat Mar 14th 2026

7h 45m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Mar 14th 2026 United Airlines · UA 6228 Depart at 6:10am from Philadelphia (PHL) Fly for 1h 8m Arrive at 7:18am in Washington, D.C. (IAD)

Layover in Washington, D.C. for 1h 38m

Sat Mar 14th 2026 United Airlines · UA 2052 Depart at 8:56am from Washington, D.C. (IAD) Fly for 4h 59m Arrive at 11:55am in San José (SJO)

Book Flight
US$1913

12:51pm - 7:39pm
Sat Mar 21st 2026

8h 48m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Mar 21st 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 1h 32m

Sat Mar 21st 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$1913

12:51pm - 8:39pm
Fri Feb 27th 2026

8h 48m
Philadelphia (PHL) → San José (SJO)

1 Stop

Fri Feb 27th 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 1h 32m

Fri Feb 27th 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$1913

8:00am - 5:16pm
Thu Mar 19th 2026

11h 16m
Philadelphia (PHL) → San José (SJO)

1 Stop

Thu Mar 19th 2026 United Airlines · UA 1290 Depart at 8:00am from Philadelphia (PHL) Fly for 3h 55m Arrive at 10:55am in Houston (IAH)

Layover in Houston for 3h 38m

Thu Mar 19th 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$1913

8:00am - 6:16pm
Fri Feb 27th 2026

11h 16m
Philadelphia (PHL) → San José (SJO)

1 Stop

Fri Feb 27th 2026 United Airlines · UA 1290 Depart at 8:00am from Philadelphia (PHL) Fly for 3h 55m Arrive at 10:55am in Houston (IAH)

Layover in Houston for 3h 38m

Fri Feb 27th 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$1913

8:00am - 8:39pm
Fri Feb 27th 2026

13h 39m
Philadelphia (PHL) → San José (SJO)

1 Stop

Fri Feb 27th 2026 United Airlines · UA 1290 Depart at 8:00am from Philadelphia (PHL) Fly for 3h 55m Arrive at 10:55am in Houston (IAH)

Layover in Houston for 6h 1m

Fri Feb 27th 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$1956

2:37pm - 12:55pm
Fri Feb 27th 2026

23h 18m
Philadelphia (PHL) → San José (SJO)

1 Stop

Fri Feb 27th 2026 United Airlines · UA 6242 Depart at 2:37pm from Philadelphia (PHL) Fly for 1h 8m Arrive at 3:45pm in Washington, D.C. (IAD)

Layover in Washington, D.C. for 17h 11m

Sat Feb 28th 2026 United Airlines · UA 2052 Depart at 8:56am from Washington, D.C. (IAD) Fly for 4h 59m Arrive at 12:55pm in San José (SJO)

Book Flight
US$2181

12:51pm - 7:37pm
Fri May 29th 2026

8h 46m
Philadelphia (PHL) → San José (SJO)

1 Stop

Fri May 29th 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 1h 34m

Fri May 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$2181

12:51pm - 7:39pm
Thu Mar 19th 2026

8h 48m
Philadelphia (PHL) → San José (SJO)

1 Stop

Thu Mar 19th 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 1h 32m

Thu Mar 19th 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$2460

12:51pm - 7:39pm
Wed Mar 18th 2026

8h 48m
Philadelphia (PHL) → San José (SJO)

1 Stop

Wed Mar 18th 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 1h 32m

Wed Mar 18th 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$2511

12:51pm - 7:39pm
Wed Mar 11th 2026

8h 48m
Philadelphia (PHL) → San José (SJO)

1 Stop

Wed Mar 11th 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 1h 32m

Wed Mar 11th 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$2557

12:51pm - 8:39pm
Sun Feb 22nd 2026

8h 48m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sun Feb 22nd 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 1h 32m

Sun Feb 22nd 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$2557

5:35pm - 1:17pm
Sun Feb 22nd 2026

20h 42m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sun Feb 22nd 2026 United Airlines · UA 2474 Depart at 5:35pm from Philadelphia (PHL) Fly for 3h 38m Arrive at 8:13pm in Houston (IAH)

Layover in Houston for 13h 22m

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$2604

2:37pm - 12:55pm
Sat Feb 21st 2026

23h 18m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 21st 2026 United Airlines · UA 6242 Depart at 2:37pm from Philadelphia (PHL) Fly for 1h 8m Arrive at 3:45pm in Washington, D.C. (IAD)

Layover in Washington, D.C. for 17h 11m

Sun Feb 22nd 2026 United Airlines · UA 2052 Depart at 8:56am from Washington, D.C. (IAD) Fly for 4h 59m Arrive at 12:55pm in San José (SJO)

Book Flight
US$2841

6:10am - 11:51am
Sun Apr 19th 2026

7h 41m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sun Apr 19th 2026 United Airlines · UA 6228 Depart at 6:10am from Philadelphia (PHL) Fly for 1h 8m Arrive at 7:18am in Washington, D.C. (IAD)

Layover in Washington, D.C. for 1h 42m

Sun Apr 19th 2026 United Airlines · UA 2052 Depart at 9:00am from Washington, D.C. (IAD) Fly for 4h 51m Arrive at 11:51am in San José (SJO)

Book Flight
US$3361

6:10am - 12:55pm
Sat Feb 28th 2026

7h 45m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Feb 28th 2026 United Airlines · UA 6228 Depart at 6:10am from Philadelphia (PHL) Fly for 1h 8m Arrive at 7:18am in Washington, D.C. (IAD)

Layover in Washington, D.C. for 1h 38m

Sat Feb 28th 2026 United Airlines · UA 2052 Depart at 8:56am from Washington, D.C. (IAD) Fly for 4h 59m Arrive at 12:55pm in San José (SJO)

Book Flight
US$3423

12:51pm - 8:39pm
Fri Feb 20th 2026

8h 48m
Philadelphia (PHL) → San José (SJO)

1 Stop

Fri Feb 20th 2026 United Airlines · UA 2197 Depart at 12:51pm from Philadelphia (PHL) Fly for 3h 33m Arrive at 3:24pm in Houston (IAH)

Layover in Houston for 1h 32m

Fri Feb 20th 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$3423

8:00am - 6:16pm
Fri Feb 20th 2026

11h 16m
Philadelphia (PHL) → San José (SJO)

1 Stop

Fri Feb 20th 2026 United Airlines · UA 1290 Depart at 8:00am from Philadelphia (PHL) Fly for 3h 55m Arrive at 10:55am in Houston (IAH)

Layover in Houston for 3h 38m

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$3528

4:35pm - 11:05pm
Sat Mar 14th 2026

8h 30m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Mar 14th 2026 Air Canada · AC 8935 Depart at 4:35pm from Philadelphia (PHL) Fly for 1h 38m Arrive at 6:13pm in Toronto (YYZ)

Layover in Toronto for 1h 17m

Sat Mar 14th 2026 Air Canada · AC 957 Depart at 7:30pm from Toronto (YYZ) Fly for 5h 35m Arrive at 11:05pm in San José (SJO)

Book Flight
US$3599

6:10am - 11:55am
Sun Mar 22nd 2026

7h 45m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sun Mar 22nd 2026 United Airlines · UA 6228 Depart at 6:10am from Philadelphia (PHL) Fly for 1h 8m Arrive at 7:18am in Washington, D.C. (IAD)

Layover in Washington, D.C. for 1h 38m

Sun Mar 22nd 2026 United Airlines · UA 2052 Depart at 8:56am from Washington, D.C. (IAD) Fly for 4h 59m Arrive at 11:55am in San José (SJO)

Book Flight
US$4478

6:10am - 12:55pm
Sat Mar 7th 2026

7h 45m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Mar 7th 2026 United Airlines · UA 6228 Depart at 6:10am from Philadelphia (PHL) Fly for 1h 8m Arrive at 7:18am in Washington, D.C. (IAD)

Layover in Washington, D.C. for 1h 38m

Sat Mar 7th 2026 United Airlines · UA 2052 Depart at 8:56am from Washington, D.C. (IAD) Fly for 4h 59m Arrive at 12:55pm in San José (SJO)

Book Flight
US$4612

6:10am - 11:55am
Sat Mar 28th 2026

7h 45m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sat Mar 28th 2026 United Airlines · UA 6228 Depart at 6:10am from Philadelphia (PHL) Fly for 1h 8m Arrive at 7:18am in Washington, D.C. (IAD)

Layover in Washington, D.C. for 1h 38m

Sat Mar 28th 2026 United Airlines · UA 2052 Depart at 8:56am from Washington, D.C. (IAD) Fly for 4h 59m Arrive at 11:55am in San José (SJO)

Book Flight
US$8506

6:10am - 11:51am
Sun Mar 29th 2026

7h 41m
Philadelphia (PHL) → San José (SJO)

1 Stop

Sun Mar 29th 2026 United Airlines · UA 6228 Depart at 6:10am from Philadelphia (PHL) Fly for 1h 8m Arrive at 7:18am in Washington, D.C. (IAD)

Layover in Washington, D.C. for 1h 42m

Sun Mar 29th 2026 United Airlines · UA 2052 Depart at 9:00am from Washington, D.C. (IAD) Fly for 4h 51m Arrive at 11:51am in San José (SJO)

Book Flight

Sarah Belizaire

@sarahbb1

Have flexible travel plans or looking for alternative routes given the chaos? Check out all the connection possibilities via a super helpful site created by @ismaelyws flightlist.io thanks to @andy_travels for the recommendation #travel #flights

John Ford

@eyupitsjohn

There seem to be lots of sites launching at the moment that promise to find you cheap flights but not many have the professional finish of Flightlist by @ismaelyws #travel #flights

Roaming Sonaa

@roamingsonaa

For people wanting to maximize their trips, Flightlist is my newest travel hack for uncovering the coolest routes at irresistible prices. No stress, no annoying ads — just seamless flight booking with amazing functionality. It's designed for remote workers, backpackers, and people living abroad.

Read Sonaa's 7 Amazing Skyscanner Alternatives for Booking Travel

ANDY TRAVELS

@andy_travels

@ismaelyws Just tried out Flightlist for the first time. Really nice idea, well made, and just what I need at the moment 👍

Travel With Bender

@travelwitbender

Did you spot my recent article about how to score cheap one way flights? ✈️ FlightList is my new secret tool for discovering cheap routes, within a departure date range. Plus you can also search by country/region for departures & destinations. Powerful! 💪

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

Wesley Mergard

@travel.with.wes

One useful tool I've found for evaluating different departure and return dates is called FlightList.io. You can quickly scan different travel date ranges, carriers and one way flight options to easily determine the cheapest flight combinations for your trip.

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

Cheap Flights from Philadelphia to San Jose (PHL to SJO)

Sarah Belizaire

John Ford

Roaming Sonaa

ANDY TRAVELS

Travel With Bender

Wesley Mergard

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