Flights from Louisville to Washington (SDF to IAD)

Discover more affordable routes and cheaper dates from Louisville to Washington (SDF to IAD) within a date range.

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US$319

11:10am - 12:30am
Sat May 24th 2025

13h 20m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Sat May 24th 2025 United Airlines · UA 3511 Depart at 11:10am from Louisville (SDF) Fly for 1h 37m Arrive at 11:47am in Chicago (ORD)

Layover in Chicago for 9h 44m

Sat May 24th 2025 United Airlines · UA 276 Depart at 9:31pm from Chicago (ORD) Fly for 1h 59m Arrive at 12:30am in Washington, D.C. (IAD)
US$336

8:55am - 8:52pm
Sat May 24th 2025

11h 57m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Sat May 24th 2025 United Airlines · UA 3653 Depart at 8:55am from Louisville (SDF) Fly for 1h 37m Arrive at 9:32am in Chicago (ORD)

Layover in Chicago for 8h 21m

Sat May 24th 2025 United Airlines · UA 2677 Depart at 5:53pm from Chicago (ORD) Fly for 1h 59m Arrive at 8:52pm in Washington, D.C. (IAD)
US$336

6:00pm - 11:55am
Sat May 24th 2025

17h 55m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Sat May 24th 2025 United Airlines · UA 4502 Depart at 6:00pm from Louisville (SDF) Fly for 1h 41m Arrive at 6:41pm in Chicago (ORD)

Layover in Chicago for 14h 11m

Sun May 25th 2025 United Airlines · UA 2029 Depart at 8:52am from Chicago (ORD) Fly for 2h 3m Arrive at 11:55am in Washington, D.C. (IAD)
US$349

6:00am - 7:33am
Wed May 21st 2025

1h 33m
Louisville (SDF) → Washington, D.C. (IAD)

Direct

Wed May 21st 2025 United Airlines · UA 6133 Depart at 6:00am from Louisville (SDF) Fly for 1h 33m Arrive at 7:33am in Washington, D.C. (IAD)
US$349

6:00am - 7:33am
Tue May 20th 2025

1h 33m
Louisville (SDF) → Washington, D.C. (IAD)

Direct

Tue May 20th 2025 United Airlines · UA 6133 Depart at 6:00am from Louisville (SDF) Fly for 1h 33m Arrive at 7:33am in Washington, D.C. (IAD)
US$349

6:00am - 7:35am
Sat May 24th 2025

1h 35m
Louisville (SDF) → Washington, D.C. (IAD)

Direct

Sat May 24th 2025 United Airlines · UA 6358 Depart at 6:00am from Louisville (SDF) Fly for 1h 35m Arrive at 7:35am in Washington, D.C. (IAD)
US$349

6:00am - 7:35am
Thu May 22nd 2025

1h 35m
Louisville (SDF) → Washington, D.C. (IAD)

Direct

Thu May 22nd 2025 United Airlines · UA 6358 Depart at 6:00am from Louisville (SDF) Fly for 1h 35m Arrive at 7:35am in Washington, D.C. (IAD)
US$349

10:08am - 11:45am
Wed May 21st 2025

1h 37m
Louisville (SDF) → Washington, D.C. (IAD)

Direct

Wed May 21st 2025 United Airlines · UA 3543 Depart at 10:08am from Louisville (SDF) Fly for 1h 37m Arrive at 11:45am in Washington, D.C. (IAD)
US$349

10:08am - 11:45am
Tue May 20th 2025

1h 37m
Louisville (SDF) → Washington, D.C. (IAD)

Direct

Tue May 20th 2025 United Airlines · UA 3543 Depart at 10:08am from Louisville (SDF) Fly for 1h 37m Arrive at 11:45am in Washington, D.C. (IAD)
US$349

10:17am - 11:55am
Sat May 24th 2025

1h 38m
Louisville (SDF) → Washington, D.C. (IAD)

Direct

Sat May 24th 2025 United Airlines · UA 3543 Depart at 10:17am from Louisville (SDF) Fly for 1h 38m Arrive at 11:55am in Washington, D.C. (IAD)
US$349

2:25pm - 4:03pm
Tue May 20th 2025

1h 38m
Louisville (SDF) → Washington, D.C. (IAD)

Direct

Tue May 20th 2025 United Airlines · UA 6026 Depart at 2:25pm from Louisville (SDF) Fly for 1h 38m Arrive at 4:03pm in Washington, D.C. (IAD)
US$349

2:52pm - 4:30pm
Thu May 22nd 2025

1h 38m
Louisville (SDF) → Washington, D.C. (IAD)

Direct

Thu May 22nd 2025 United Airlines · UA 6026 Depart at 2:52pm from Louisville (SDF) Fly for 1h 38m Arrive at 4:30pm in Washington, D.C. (IAD)
US$349

2:52pm - 4:30pm
Fri May 23rd 2025

1h 38m
Louisville (SDF) → Washington, D.C. (IAD)

Direct

Fri May 23rd 2025 United Airlines · UA 6026 Depart at 2:52pm from Louisville (SDF) Fly for 1h 38m Arrive at 4:30pm in Washington, D.C. (IAD)
US$349

10:17am - 11:55am
Fri May 23rd 2025

1h 38m
Louisville (SDF) → Washington, D.C. (IAD)

Direct

Fri May 23rd 2025 United Airlines · UA 3543 Depart at 10:17am from Louisville (SDF) Fly for 1h 38m Arrive at 11:55am in Washington, D.C. (IAD)
US$349

10:17am - 11:55am
Thu May 22nd 2025

1h 38m
Louisville (SDF) → Washington, D.C. (IAD)

Direct

Thu May 22nd 2025 United Airlines · UA 3543 Depart at 10:17am from Louisville (SDF) Fly for 1h 38m Arrive at 11:55am in Washington, D.C. (IAD)
US$350

6:00am - 7:35am
Fri May 23rd 2025

1h 35m
Louisville (SDF) → Washington, D.C. (IAD)

Direct

Fri May 23rd 2025 United Airlines · UA 6358 Depart at 6:00am from Louisville (SDF) Fly for 1h 35m Arrive at 7:35am in Washington, D.C. (IAD)
US$350

2:52pm - 4:30pm
Sat May 24th 2025

1h 38m
Louisville (SDF) → Washington, D.C. (IAD)

Direct

Sat May 24th 2025 United Airlines · UA 6026 Depart at 2:52pm from Louisville (SDF) Fly for 1h 38m Arrive at 4:30pm in Washington, D.C. (IAD)
US$354

2:25pm - 4:03pm
Wed May 21st 2025

1h 38m
Louisville (SDF) → Washington, D.C. (IAD)

Direct

Wed May 21st 2025 United Airlines · UA 6026 Depart at 2:25pm from Louisville (SDF) Fly for 1h 38m Arrive at 4:03pm in Washington, D.C. (IAD)
US$358

11:10am - 4:09pm
Sat May 24th 2025

4h 59m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Sat May 24th 2025 United Airlines · UA 3511 Depart at 11:10am from Louisville (SDF) Fly for 1h 37m Arrive at 11:47am in Chicago (ORD)

Layover in Chicago for 1h 17m

Sat May 24th 2025 United Airlines · UA 1113 Depart at 1:04pm from Chicago (ORD) Fly for 2h 5m Arrive at 4:09pm in Washington, D.C. (IAD)
US$358

6:39am - 11:40am
Thu May 22nd 2025

5h 1m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Thu May 22nd 2025 United Airlines · UA 3594 Depart at 6:39am from Louisville (SDF) Fly for 2h 10m Arrive at 8:49am in New York (EWR)

Layover in New York for 1h 20m

Thu May 22nd 2025 United Airlines · UA 3680 Depart at 10:09am from New York (EWR) Fly for 1h 31m Arrive at 11:40am in Washington, D.C. (IAD)
US$358

3:15pm - 9:07pm
Wed May 21st 2025

5h 52m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Wed May 21st 2025 United Airlines · UA 3412 Depart at 3:15pm from Louisville (SDF) Fly for 2h 15m Arrive at 5:30pm in New York (EWR)

Layover in New York for 2h 8m

Wed May 21st 2025 United Airlines · UA 2430 Depart at 7:38pm from New York (EWR) Fly for 1h 29m Arrive at 9:07pm in Washington, D.C. (IAD)
US$359

7:00am - 11:49am
Wed May 21st 2025

4h 49m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Wed May 21st 2025 United Airlines · UA 3422 Depart at 7:00am from Louisville (SDF) Fly for 1h 36m Arrive at 7:36am in Chicago (ORD)

Layover in Chicago for 1h 14m

Wed May 21st 2025 United Airlines · UA 2029 Depart at 8:50am from Chicago (ORD) Fly for 1h 59m Arrive at 11:49am in Washington, D.C. (IAD)
US$359

7:00am - 11:55am
Thu May 22nd 2025

4h 55m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Thu May 22nd 2025 United Airlines · UA 3422 Depart at 7:00am from Louisville (SDF) Fly for 1h 37m Arrive at 7:37am in Chicago (ORD)

Layover in Chicago for 1h 15m

Thu May 22nd 2025 United Airlines · UA 2029 Depart at 8:52am from Chicago (ORD) Fly for 2h 3m Arrive at 11:55am in Washington, D.C. (IAD)
US$359

11:10am - 4:09pm
Thu May 22nd 2025

4h 59m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Thu May 22nd 2025 United Airlines · UA 3511 Depart at 11:10am from Louisville (SDF) Fly for 1h 37m Arrive at 11:47am in Chicago (ORD)

Layover in Chicago for 1h 17m

Thu May 22nd 2025 United Airlines · UA 1113 Depart at 1:04pm from Chicago (ORD) Fly for 2h 5m Arrive at 4:09pm in Washington, D.C. (IAD)
US$359

6:45am - 11:55am
Wed May 21st 2025

5h 10m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Wed May 21st 2025 United Airlines · UA 3594 Depart at 6:45am from Louisville (SDF) Fly for 2h 12m Arrive at 8:57am in New York (EWR)

Layover in New York for 1h 21m

Wed May 21st 2025 United Airlines · UA 4177 Depart at 10:18am from New York (EWR) Fly for 1h 37m Arrive at 11:55am in Washington, D.C. (IAD)
US$359

2:00pm - 7:27pm
Wed May 21st 2025

5h 27m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Wed May 21st 2025 United Airlines · UA 5846 Depart at 2:00pm from Louisville (SDF) Fly for 1h 50m Arrive at 2:50pm in Chicago (ORD)

Layover in Chicago for 1h 35m

Wed May 21st 2025 United Airlines · UA 587 Depart at 4:25pm from Chicago (ORD) Fly for 2h 2m Arrive at 7:27pm in Washington, D.C. (IAD)
US$359

11:00am - 4:30pm
Tue May 20th 2025

5h 30m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Tue May 20th 2025 United Airlines · UA 3511 Depart at 11:00am from Louisville (SDF) Fly for 1h 35m Arrive at 11:35am in Chicago (ORD)

Layover in Chicago for 1h 54m

Tue May 20th 2025 United Airlines · UA 2337 Depart at 1:29pm from Chicago (ORD) Fly for 2h 1m Arrive at 4:30pm in Washington, D.C. (IAD)
US$359

11:00am - 4:30pm
Wed May 21st 2025

5h 30m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Wed May 21st 2025 United Airlines · UA 3511 Depart at 11:00am from Louisville (SDF) Fly for 1h 35m Arrive at 11:35am in Chicago (ORD)

Layover in Chicago for 1h 54m

Wed May 21st 2025 United Airlines · UA 2337 Depart at 1:29pm from Chicago (ORD) Fly for 2h 1m Arrive at 4:30pm in Washington, D.C. (IAD)
US$359

8:55am - 2:28pm
Sat May 24th 2025

5h 33m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Sat May 24th 2025 United Airlines · UA 3653 Depart at 8:55am from Louisville (SDF) Fly for 1h 37m Arrive at 9:32am in Chicago (ORD)

Layover in Chicago for 1h 51m

Sat May 24th 2025 United Airlines · UA 1190 Depart at 11:23am from Chicago (ORD) Fly for 2h 5m Arrive at 2:28pm in Washington, D.C. (IAD)
US$359

8:55am - 2:28pm
Thu May 22nd 2025

5h 33m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Thu May 22nd 2025 United Airlines · UA 3653 Depart at 8:55am from Louisville (SDF) Fly for 1h 37m Arrive at 9:32am in Chicago (ORD)

Layover in Chicago for 1h 51m

Thu May 22nd 2025 United Airlines · UA 1190 Depart at 11:23am from Chicago (ORD) Fly for 2h 5m Arrive at 2:28pm in Washington, D.C. (IAD)
US$359

3:15pm - 9:07pm
Tue May 20th 2025

5h 52m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Tue May 20th 2025 United Airlines · UA 3412 Depart at 3:15pm from Louisville (SDF) Fly for 2h 15m Arrive at 5:30pm in New York (EWR)

Layover in New York for 2h 8m

Tue May 20th 2025 United Airlines · UA 2430 Depart at 7:38pm from New York (EWR) Fly for 1h 29m Arrive at 9:07pm in Washington, D.C. (IAD)
US$359

6:07pm - 11:59pm
Tue May 20th 2025

5h 52m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Tue May 20th 2025 United Airlines · UA 3538 Depart at 6:07pm from Louisville (SDF) Fly for 1h 48m Arrive at 6:55pm in Chicago (ORD)

Layover in Chicago for 2h 10m

Tue May 20th 2025 United Airlines · UA 276 Depart at 9:05pm from Chicago (ORD) Fly for 1h 54m Arrive at 11:59pm in Washington, D.C. (IAD)
US$359

6:00pm - 12:30am
Sat May 24th 2025

6h 30m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Sat May 24th 2025 United Airlines · UA 4502 Depart at 6:00pm from Louisville (SDF) Fly for 1h 41m Arrive at 6:41pm in Chicago (ORD)

Layover in Chicago for 2h 50m

Sat May 24th 2025 United Airlines · UA 276 Depart at 9:31pm from Chicago (ORD) Fly for 1h 59m Arrive at 12:30am in Washington, D.C. (IAD)
US$359

6:00pm - 12:30am
Thu May 22nd 2025

6h 30m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Thu May 22nd 2025 United Airlines · UA 3538 Depart at 6:00pm from Louisville (SDF) Fly for 1h 42m Arrive at 6:42pm in Chicago (ORD)

Layover in Chicago for 2h 49m

Thu May 22nd 2025 United Airlines · UA 276 Depart at 9:31pm from Chicago (ORD) Fly for 1h 59m Arrive at 12:30am in Washington, D.C. (IAD)
US$360

7:00am - 11:55am
Fri May 23rd 2025

4h 55m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Fri May 23rd 2025 United Airlines · UA 3422 Depart at 7:00am from Louisville (SDF) Fly for 1h 37m Arrive at 7:37am in Chicago (ORD)

Layover in Chicago for 1h 15m

Fri May 23rd 2025 United Airlines · UA 2029 Depart at 8:52am from Chicago (ORD) Fly for 2h 3m Arrive at 11:55am in Washington, D.C. (IAD)
US$360

11:10am - 4:09pm
Fri May 23rd 2025

4h 59m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Fri May 23rd 2025 United Airlines · UA 3511 Depart at 11:10am from Louisville (SDF) Fly for 1h 37m Arrive at 11:47am in Chicago (ORD)

Layover in Chicago for 1h 17m

Fri May 23rd 2025 United Airlines · UA 1113 Depart at 1:04pm from Chicago (ORD) Fly for 2h 5m Arrive at 4:09pm in Washington, D.C. (IAD)
US$360

8:55am - 2:28pm
Fri May 23rd 2025

5h 33m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Fri May 23rd 2025 United Airlines · UA 3653 Depart at 8:55am from Louisville (SDF) Fly for 1h 37m Arrive at 9:32am in Chicago (ORD)

Layover in Chicago for 1h 51m

Fri May 23rd 2025 United Airlines · UA 1190 Depart at 11:23am from Chicago (ORD) Fly for 2h 5m Arrive at 2:28pm in Washington, D.C. (IAD)
US$363

6:45am - 11:55am
Tue May 20th 2025

5h 10m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Tue May 20th 2025 United Airlines · UA 3594 Depart at 6:45am from Louisville (SDF) Fly for 2h 12m Arrive at 8:57am in New York (EWR)

Layover in New York for 1h 21m

Tue May 20th 2025 United Airlines · UA 3716 Depart at 10:18am from New York (EWR) Fly for 1h 37m Arrive at 11:55am in Washington, D.C. (IAD)
US$422

6:45am - 2:28pm
Tue May 20th 2025

7h 43m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Tue May 20th 2025 United Airlines · UA 3594 Depart at 6:45am from Louisville (SDF) Fly for 2h 12m Arrive at 8:57am in New York (EWR)

Layover in New York for 4h 8m

Tue May 20th 2025 United Airlines · UA 1340 Depart at 1:05pm from New York (EWR) Fly for 1h 23m Arrive at 2:28pm in Washington, D.C. (IAD)
US$436

7:00am - 11:49am
Tue May 20th 2025

4h 49m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Tue May 20th 2025 United Airlines · UA 3422 Depart at 7:00am from Louisville (SDF) Fly for 1h 36m Arrive at 7:36am in Chicago (ORD)

Layover in Chicago for 1h 14m

Tue May 20th 2025 United Airlines · UA 2029 Depart at 8:50am from Chicago (ORD) Fly for 1h 59m Arrive at 11:49am in Washington, D.C. (IAD)
US$854

6:07pm - 11:59pm
Mon May 19th 2025

5h 52m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Mon May 19th 2025 United Airlines · UA 3538 Depart at 6:07pm from Louisville (SDF) Fly for 1h 48m Arrive at 6:55pm in Chicago (ORD)

Layover in Chicago for 2h 10m

Mon May 19th 2025 United Airlines · UA 276 Depart at 9:05pm from Chicago (ORD) Fly for 1h 54m Arrive at 11:59pm in Washington, D.C. (IAD)
US$936

3:38pm - 10:17pm
Sat May 24th 2025

6h 39m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Sat May 24th 2025 United Airlines · UA 6310 Depart at 3:38pm from Louisville (SDF) Fly for 2h 32m Arrive at 5:10pm in Houston (IAH)

Layover in Houston for 0h 55m

Sat May 24th 2025 United Airlines · UA 2237 Depart at 6:05pm from Houston (IAH) Fly for 3h 12m Arrive at 10:17pm in Washington, D.C. (IAD)
US$936

3:38pm - 10:17pm
Fri May 23rd 2025

6h 39m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Fri May 23rd 2025 United Airlines · UA 6310 Depart at 3:38pm from Louisville (SDF) Fly for 2h 32m Arrive at 5:10pm in Houston (IAH)

Layover in Houston for 0h 55m

Fri May 23rd 2025 United Airlines · UA 2237 Depart at 6:05pm from Houston (IAH) Fly for 3h 12m Arrive at 10:17pm in Washington, D.C. (IAD)
US$937

3:27pm - 10:13pm
Wed May 21st 2025

6h 46m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Wed May 21st 2025 United Airlines · UA 6310 Depart at 3:27pm from Louisville (SDF) Fly for 2h 44m Arrive at 5:11pm in Houston (IAH)

Layover in Houston for 0h 54m

Wed May 21st 2025 United Airlines · UA 2214 Depart at 6:05pm from Houston (IAH) Fly for 3h 8m Arrive at 10:13pm in Washington, D.C. (IAD)
US$938

6:30am - 11:40am
Fri May 23rd 2025

5h 10m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Fri May 23rd 2025 United Airlines · UA 3594 Depart at 6:30am from Louisville (SDF) Fly for 2h 10m Arrive at 8:40am in New York (EWR)

Layover in New York for 1h 29m

Fri May 23rd 2025 United Airlines · UA 3680 Depart at 10:09am from New York (EWR) Fly for 1h 31m Arrive at 11:40am in Washington, D.C. (IAD)
US$1088

3:38pm - 10:17pm
Thu May 22nd 2025

6h 39m
Louisville (SDF) → Washington, D.C. (IAD)

1 Stop

Thu May 22nd 2025 United Airlines · UA 6310 Depart at 3:38pm from Louisville (SDF) Fly for 2h 32m Arrive at 5:10pm in Houston (IAH)

Layover in Houston for 0h 55m

Thu May 22nd 2025 United Airlines · UA 2237 Depart at 6:05pm from Houston (IAH) Fly for 3h 12m Arrive at 10:17pm in Washington, D.C. (IAD)

Sarah Belizaire

@sarahbb1

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John Ford

@eyupitsjohn

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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.

Andy Travels

@andy_travels

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Travel With Bender

@travelwitbender

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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.

Flights from Louisville to Washington (SDF to IAD)

Sarah Belizaire

John Ford

Roaming Sonaa

Andy Travels

Travel With Bender

Wesley Mergard

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