Flights from Washington, D.C. (DCA) to Seattle (SEA) with Star Alliance

Start your journey with just one click

Airline

1/27

Washington, D.C.

toSeattle

IAD-SEA

January 8, 2025

January 11, 2025

Sold byUnited Airlines

From

277USD Price subject to changes

Viewed:17 minutes ago

Roundtrip

Economy

2/27

Washington, D.C.

toSeattle

IAD-SEA

January 18, 2025

January 21, 2025

Sold byUnited Airlines

From

277USD Price subject to changes

Viewed:17 minutes ago

Roundtrip

Economy

3/27

Washington, D.C.

toSeattle

IAD-SEA

January 25, 2025

January 28, 2025

Sold byUnited Airlines

From

277USD Price subject to changes

Viewed:17 minutes ago

Roundtrip

Economy

4/27

Washington, D.C.

toSeattle

IAD-SEA

January 11, 2025

January 15, 2025

Sold byUnited Airlines

From

277USD Price subject to changes

Viewed:17 minutes ago

Roundtrip

Economy

*Prices have been offered for round trips within the last 48 hours and might not be currently available. Not all Star Alliance Member Airlines or all fares/options are shown. Additional baggage fees, payment fees and fees for other optional services may apply. When booking, please check for restrictions on refunds, rebooking and baggage allowance that may apply. Prices may vary depending on the route and flights selected. Routings may include stopovers. Terms and conditions apply.

Weather in Seattle

Wednesday

moderate rain

20/11/2024

10°C

20/11/2024

moderate rain

Thursday

light rain

21/11/2024

8°C

21/11/2024

light rain

Friday

moderate rain

22/11/2024

8°C

22/11/2024

moderate rain

Saturday

light rain

23/11/2024

7°C

23/11/2024

light rain

Sunday

light rain

24/11/2024

7°C

24/11/2024

light rain

Monday

scattered clouds

25/11/2024

5°C

25/11/2024

scattered clouds

Tuesday

sky is clear

26/11/2024

5°C

26/11/2024

sky is clear

Flight schedules from Washington, D.C. to Seattle with Star Alliance member carriers

Please note that the flight schedules of our member carriers are subject to change on short notice. We recommend using our member airlines information page. for the latest flight updates, details on booking flexibility, as well as specific Frequent Flyer Program information.

Outbound (18)

Sort by

Washington US
IAD08:35
6h 0m
No stops
Seattle US
SEA11:35
Washington - Seattle
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1964
  Washington. US
  IAD 08:35
  6h 0m
  2313 Miles
  Seattle. US
  SEA 11:35
  Boeing 737-700 Passenger
  Operated by United Airlines
Washington US
IAD17:15
6h 5m
No stops
Seattle US
SEA20:20
Washington - Seattle
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 326
  Washington. US
  IAD 17:15
  6h 5m
  2313 Miles
  Seattle. US
  SEA 20:20
  Boeing 737-900 Passenger
  Operated by United Airlines
Washington US
IAD16:00
8h 10m
1 Stop
Seattle US
SEA21:10
Washington - Seattle
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 284
  Washington. US
  IAD 16:00
  4h 7m
  1457 Miles
  Denver. US
  DEN 18:07
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 299
  Denver. US
  DEN 19:05
  3h 5m
  1028 Miles
  Seattle. US
  SEA 21:10
  Airbus A320 Passenger
  Operated by United Airlines
Washington US
IAD06:00
8h 24m
1 Stop
Seattle US
SEA11:24
Washington - Seattle
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1891
  Washington. US
  IAD 06:00
  1h 14m
  212 Miles
  New York. US
  EWR 07:14
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1558
  New York. US
  EWR 07:59
  6h 25m
  2408 Miles
  Seattle. US
  SEA 11:24
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
Washington US
IAD12:45
8h 24m
1 Stop
Seattle US
SEA18:09
Washington - Seattle
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2076
  Washington. US
  IAD 12:45
  4h 7m
  1457 Miles
  Denver. US
  DEN 14:52
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 759
  Denver. US
  DEN 16:04
  3h 5m
  1028 Miles
  Seattle. US
  SEA 18:09
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
Washington US
IAD17:21
8h 25m
1 Stop
Seattle US
SEA22:46
Washington - Seattle
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2497
  Washington. US
  IAD 17:21
  2h 14m
  590 Miles
  Chicago. US
  ORD 18:35
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 2211
  Chicago. US
  ORD 19:55
  4h 51m
  1725 Miles
  Seattle. US
  SEA 22:46
  Boeing 737-900 Passenger
  Operated by United Airlines
Washington US
IAD08:25
8h 32m
1 Stop
Seattle US
SEA13:57
Washington - Seattle
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1366
  Washington. US
  IAD 08:25
  4h 2m
  1457 Miles
  Denver. US
  DEN 10:27
  Boeing 777 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 423
  Denver. US
  DEN 11:50
  3h 7m
  1028 Miles
  Seattle. US
  SEA 13:57
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
Washington US
IAD06:20
8h 48m
1 Stop
Seattle US
SEA12:08
Washington - Seattle
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1316
  Washington. US
  IAD 06:20
  2h 14m
  590 Miles
  Chicago. US
  ORD 07:34
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
2. Flight 2United Airlines UA 2005
  Chicago. US
  ORD 09:20
  4h 48m
  1725 Miles
  Seattle. US
  SEA 12:08
  Airbus A320 Passenger
  Operated by United Airlines
Washington US
IAD17:20
8h 51m
1 Stop
Seattle US
SEA23:11
Washington - Seattle
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1017
  Washington. US
  IAD 17:20
  4h 2m
  1457 Miles
  Denver. US
  DEN 19:22
  Boeing 777 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 2651
  Denver. US
  DEN 21:05
  3h 6m
  1028 Miles
  Seattle. US
  SEA 23:11
  Airbus A319 Passenger
  Operated by United Airlines
Washington US
IAD12:35
9h 6m
1 Stop
Seattle US
SEA18:41
Washington - Seattle
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1392
  Washington. US
  IAD 12:35
  6h 7m
  2426 Miles
  San Francisco. US
  SFO 15:42
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
2. Flight 2United Airlines UA 2603
  San Francisco. US
  SFO 16:23
  2h 18m
  683 Miles
  Seattle. US
  SEA 18:41
  Boeing 737-800 Passenger
  Operated by United Airlines
Washington US
IAD13:00
9h 20m
1 Stop
Seattle US
SEA19:20
Washington - Seattle
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 509
  Washington. US
  IAD 13:00
  3h 32m
  1195 Miles
  Houston. US
  IAH 15:32
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 522
  Houston. US
  IAH 16:20
  5h 0m
  1883 Miles
  Seattle. US
  SEA 19:20
  Boeing 737-900 Passenger
  Operated by United Airlines
Washington US
IAD06:30
9h 23m
1 Stop
Seattle US
SEA12:53
Washington - Seattle
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1095
  Washington. US
  IAD 06:30
  6h 7m
  2426 Miles
  San Francisco. US
  SFO 09:37
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
2. Flight 2United Airlines UA 2315
  San Francisco. US
  SFO 10:35
  2h 18m
  683 Miles
  Seattle. US
  SEA 12:53
  Boeing 737-800 Passenger
  Operated by United Airlines
Washington US
IAD06:15
9h 33m
1 Stop
Seattle US
SEA12:48
Washington - Seattle
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1688
  Washington. US
  IAD 06:15
  3h 32m
  1195 Miles
  Houston. US
  IAH 08:47
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 2606
  Houston. US
  IAH 09:45
  5h 3m
  1883 Miles
  Seattle. US
  SEA 12:48
  Airbus A320 Passenger
  Operated by United Airlines
Washington US
IAD14:30
9h 37m
1 Stop
Seattle US
SEA21:07
Washington - Seattle
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2228
  Washington. US
  IAD 14:30
  6h 7m
  2426 Miles
  San Francisco. US
  SFO 17:37
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
2. Flight 2United Airlines UA 2019
  San Francisco. US
  SFO 18:50
  2h 17m
  683 Miles
  Seattle. US
  SEA 21:07
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
Washington US
IAD08:30
9h 48m
1 Stop
Seattle US
SEA15:18
Washington - Seattle
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1116
  Washington. US
  IAD 08:30
  5h 51m
  2426 Miles
  San Francisco. US
  SFO 11:21
  Boeing 787-9
  Operated by United Airlines
2. Flight 2United Airlines UA 2650
  San Francisco. US
  SFO 13:00
  2h 18m
  683 Miles
  Seattle. US
  SEA 15:18
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
Washington US
IAD16:00
10h 11m
1 Stop
Seattle US
SEA23:11
Washington - Seattle
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 284
  Washington. US
  IAD 16:00
  4h 7m
  1457 Miles
  Denver. US
  DEN 18:07
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 2651
  Denver. US
  DEN 21:05
  3h 6m
  1028 Miles
  Seattle. US
  SEA 23:11
  Airbus A319 Passenger
  Operated by United Airlines
Washington US
IAD16:10
10h 34m
1 Stop
Seattle US
SEA23:44
Washington - Seattle
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 315
  Washington. US
  IAD 16:10
  6h 7m
  2426 Miles
  San Francisco. US
  SFO 19:17
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1971
  San Francisco. US
  SFO 21:29
  2h 15m
  683 Miles
  Seattle. US
  SEA 23:44
  Airbus A319 Passenger
  Operated by United Airlines
Washington US
IAD06:00
10h 43m
1 Stop
Seattle US
SEA13:43
Washington - Seattle
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1752
  Washington. US
  IAD 06:00
  5h 49m
  2296 Miles
  Los Angeles. US
  LAX 08:49
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
2. Flight 2United Airlines UA 262
  Los Angeles. US
  LAX 10:45
  2h 58m
  960 Miles
  Seattle. US
  SEA 13:43
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines

Start your journey with just one click

Washington - Seattle

Washington - Seattle

Washington - Seattle

Washington - Seattle

Washington - Seattle

Washington - Seattle

Washington - Seattle

Washington - Seattle

Washington - Seattle

Washington - Seattle

Washington - Seattle

Washington - Seattle

Washington - Seattle

Washington - Seattle

Washington - Seattle

Washington - Seattle

Washington - Seattle

Washington - Seattle