All airlines flying from Dulles, Washington (IAD) to Seattle-Tacoma (SEA).
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| FLIGHT SCHEDULE |
|---|
| Direct Codeshare Flights: |
| Mon,Wed,Fri
19:00
Dulles, Washington (IAD)
21:56
Seattle-Tacoma (SEA) Iberia IB 7308 Non-stop Boeing 737 (73J) 5:56 Effective from 2025-06-13 Codeshare flight, operated by Alaska Airlines.(AS 406) |
| Mon,Wed,Thu,Sat,Sun
19:00
Dulles, Washington (IAD)
21:56
Seattle-Tacoma (SEA) Iberia IB 7347 Non-stop Boeing 737 (73J) 5:56 Effective 2025-03-30 through 2025-04-14 Codeshare flight, operated by Alaska Airlines.(AS 406) |
| Thu,Sat
19:00
Dulles, Washington (IAD)
21:56
Seattle-Tacoma (SEA) Iberia IB 7347 Non-stop Boeing 737 (73J) 5:56 Effective 2025-04-17 through 2025-04-19 Codeshare flight, operated by Alaska Airlines.(AS 406) |
| Mon,Wed-Fri,Sun
17:55
Dulles, Washington (IAD)
20:54
Seattle-Tacoma (SEA) KLM KL 7391 Non-stop Airbus A220-300 (223) 5:59 Effective 2024-11-03 through 2024-11-10 Codeshare flight, operated by Delta Air Lines.(DL 508) |
| Mon-Fri,Sun
17:55
Dulles, Washington (IAD)
20:47
Seattle-Tacoma (SEA) KLM KL 7391 Non-stop Airbus A220-300 (223) 5:52 Effective 2024-11-11 through 2024-11-22 Codeshare flight, operated by Delta Air Lines.(DL 508) |
| Mon-Wed,Sat,Sun
17:55
Dulles, Washington (IAD)
20:47
Seattle-Tacoma (SEA) KLM KL 7391 Non-stop Airbus A220-300 (223) 5:52 Effective 2024-11-23 through 2024-12-02 Codeshare flight, operated by Delta Air Lines.(DL 508) |
| Daily
17:55
Dulles, Washington (IAD)
20:47
Seattle-Tacoma (SEA) KLM KL 7391 Non-stop Airbus A220-100 (221) 5:52 Effective 2024-12-03 through 2024-12-18 Codeshare flight, operated by Delta Air Lines.(DL 508) |
| Daily
17:15
Dulles, Washington (IAD)
20:20
Seattle-Tacoma (SEA) Lufthansa LH 7484 Non-stop Boeing 737-900 (739) 6:05 Effective 2024-11-03 through 2024-11-12 Codeshare flight, operated by United Airlines.(UA 326) |
| Daily
17:15
Dulles, Washington (IAD)
20:20
Seattle-Tacoma (SEA) Lufthansa LH 7484 Non-stop Boeing 737-900 (739) 6:05 Effective 2024-11-14 through 2024-11-27 Codeshare flight, operated by United Airlines.(UA 326) |
| Daily
17:15
Dulles, Washington (IAD)
20:20
Seattle-Tacoma (SEA) Lufthansa LH 7484 Non-stop Boeing 737-900 (739) 6:05 Effective 2024-11-29 through 2024-12-18 Codeshare flight, operated by United Airlines.(UA 326) |
| Daily
17:20
Dulles, Washington (IAD)
20:08
Seattle-Tacoma (SEA) Lufthansa LH 7484 Non-stop Boeing 737 MAX 9 (7M9) 5:48 Effective 2024-09-26 through 2024-10-26 Codeshare flight, operated by United Airlines.(UA 326) |
| Daily
17:26
Dulles, Washington (IAD)
20:14
Seattle-Tacoma (SEA) Lufthansa LH 7484 Non-stop Boeing 737 MAX 9 (7M9) 5:48 Valid until 2024-09-25 Codeshare flight, operated by United Airlines.(UA 326) |
| Mon,Thu,Fri,Sun
17:28
Dulles, Washington (IAD)
20:31
Seattle-Tacoma (SEA) Lufthansa LH 7484 Non-stop Boeing 737-800 (738) 6:03 Effective 2024-12-19 through 2024-12-23 Codeshare flight, operated by United Airlines.(UA 326) |
| Mon,Sun
17:28
Dulles, Washington (IAD)
20:31
Seattle-Tacoma (SEA) Lufthansa LH 7484 Non-stop Boeing 737-800 (738) 6:03 Effective 2025-01-05 through 2025-01-06 Codeshare flight, operated by United Airlines.(UA 326) |
| Daily
17:33
Dulles, Washington (IAD)
20:36
Seattle-Tacoma (SEA) Lufthansa LH 7484 Non-stop Boeing 737-800 (738) 6:03 Effective 2024-12-24 through 2025-01-04 Codeshare flight, operated by United Airlines.(UA 326) |
| Sat
17:35
Dulles, Washington (IAD)
20:38
Seattle-Tacoma (SEA) Lufthansa LH 7484 Non-stop Boeing 737-800 (738) 6:03 Operates only on 2024-12-21 Codeshare flight, operated by United Airlines.(UA 326) |
| Daily
17:35
Dulles, Washington (IAD)
20:36
Seattle-Tacoma (SEA) Lufthansa LH 7484 Non-stop Boeing 737-900 (739) 6:01 Effective 2025-01-07 through 2025-02-12 Codeshare flight, operated by United Airlines.(UA 326) |
| Daily
17:35
Dulles, Washington (IAD)
20:10
Seattle-Tacoma (SEA) Lufthansa LH 7484 Non-stop Boeing 737-900 (739) 5:35 Effective 2025-02-13 through 2025-03-08 Codeshare flight, operated by United Airlines.(UA 326) |
| Daily
17:35
Dulles, Washington (IAD)
20:10
Seattle-Tacoma (SEA) Lufthansa LH 7484 Non-stop Boeing 737-900 (739) 5:35 Effective from 2025-03-30 Codeshare flight, operated by United Airlines.(UA 326) |
| Daily
07:15
Dulles, Washington (IAD)
10:17
Seattle-Tacoma (SEA) KLM KL 7897 Non-stop Airbus A220-300 (223) 6:02 Effective 2024-10-07 through 2024-10-26 Codeshare flight, operated by Delta Air Lines.(DL 1015) |
| Daily
07:25
Dulles, Washington (IAD)
10:11
Seattle-Tacoma (SEA) KLM KL 7897 Non-stop Airbus A220-300 (223) 5:46 Valid until 2024-09-08 Codeshare flight, operated by Delta Air Lines.(DL 1015) |
| Daily
07:25
Dulles, Washington (IAD)
10:19
Seattle-Tacoma (SEA) KLM KL 7897 Non-stop Airbus A220-300 (223) 5:54 Effective 2024-09-09 through 2024-10-06 Codeshare flight, operated by Delta Air Lines.(DL 1015) |
| Tue,Thu-Sun
17:15
Dulles, Washington (IAD)
20:20
Seattle-Tacoma (SEA) Austrian OS 7907 Non-stop Boeing 737-900 (739) 6:05 Effective 2024-10-27 through 2024-11-26 Codeshare flight, operated by United Airlines.(UA 326) |
| Tue,Thu-Sun
17:15
Dulles, Washington (IAD)
20:20
Seattle-Tacoma (SEA) Austrian OS 7907 Non-stop Boeing 737-900 (739) 6:05 Effective 2024-11-29 through 2024-12-17 Codeshare flight, operated by United Airlines.(UA 326) |
| Daily
17:20
Dulles, Washington (IAD)
20:08
Seattle-Tacoma (SEA) Austrian OS 7907 Non-stop Boeing 737 MAX 9 (7M9) 5:48 Effective 2024-09-26 through 2024-10-26 Codeshare flight, operated by United Airlines.(UA 326) |
| Daily
17:26
Dulles, Washington (IAD)
20:14
Seattle-Tacoma (SEA) Austrian OS 7907 Non-stop Boeing 737 MAX 9 (7M9) 5:48 Valid until 2024-09-25 Codeshare flight, operated by United Airlines.(UA 326) |
| Thu,Fri,Sun
17:28
Dulles, Washington (IAD)
20:31
Seattle-Tacoma (SEA) Austrian OS 7907 Non-stop Boeing 737-800 (738) 6:03 Effective 2024-12-19 through 2024-12-22 Codeshare flight, operated by United Airlines.(UA 326) |
| Sun
17:28
Dulles, Washington (IAD)
20:31
Seattle-Tacoma (SEA) Austrian OS 7907 Non-stop Boeing 737-800 (738) 6:03 Operates only on 2025-01-05 Codeshare flight, operated by United Airlines.(UA 326) |
| Tue,Thu-Sun
17:33
Dulles, Washington (IAD)
20:36
Seattle-Tacoma (SEA) Austrian OS 7907 Non-stop Boeing 737-800 (738) 6:03 Effective 2024-12-24 through 2025-01-04 Codeshare flight, operated by United Airlines.(UA 326) |
| Sat
17:35
Dulles, Washington (IAD)
20:38
Seattle-Tacoma (SEA) Austrian OS 7907 Non-stop Boeing 737-800 (738) 6:03 Operates only on 2024-12-21 Codeshare flight, operated by United Airlines.(UA 326) |
| Tue,Thu-Sun
17:35
Dulles, Washington (IAD)
20:36
Seattle-Tacoma (SEA) Austrian OS 7907 Non-stop Boeing 737-900 (739) 6:01 Effective 2025-01-07 through 2025-02-11 Codeshare flight, operated by United Airlines.(UA 326) |
| Tue,Thu-Sun
17:35
Dulles, Washington (IAD)
20:10
Seattle-Tacoma (SEA) Austrian OS 7907 Non-stop Boeing 737-900 (739) 5:35 Effective 2025-02-13 through 2025-03-30 Codeshare flight, operated by United Airlines.(UA 326) |
| Mon,Tue,Thu-Sun
17:35
Dulles, Washington (IAD)
20:10
Seattle-Tacoma (SEA) Austrian OS 7907 Non-stop Boeing 737-900 (739) 5:35 Effective from 2025-03-31 Codeshare flight, operated by United Airlines.(UA 326) |
| Daily
07:30
Dulles, Washington (IAD)
10:37
Seattle-Tacoma (SEA) China Eastern MU 8778 Non-stop Airbus A220-100 (221) 6:07 Effective 2025-03-09 through 2025-04-13 Codeshare flight, operated by Delta Air Lines.(DL 1015) |
| Daily
07:30
Dulles, Washington (IAD)
10:24
Seattle-Tacoma (SEA) China Eastern MU 8778 Non-stop Airbus A220-300 (223) 5:54 Effective 2025-04-14 through 2025-06-07 Codeshare flight, operated by Delta Air Lines.(DL 1015) |
| Daily
07:30
Dulles, Washington (IAD)
10:22
Seattle-Tacoma (SEA) China Eastern MU 8778 Non-stop Airbus A220-300 (223) 5:52 Effective from 2025-06-08 Codeshare flight, operated by Delta Air Lines.(DL 1015) |
| Daily
17:25
Dulles, Washington (IAD)
20:31
Seattle-Tacoma (SEA) China Eastern MU 8778 Non-stop Airbus A220-300 (223) 6:06 Effective 2024-12-19 through 2025-01-05 Codeshare flight, operated by Delta Air Lines.(DL 508) |
| Mon-Fri,Sun
17:36
Dulles, Washington (IAD)
20:39
Seattle-Tacoma (SEA) China Eastern MU 8778 Non-stop Airbus A220-300 (223) 6:03 Effective 2024-09-02 through 2024-09-08 Codeshare flight, operated by Delta Air Lines.(DL 508) |
| Mon-Fri,Sun
17:55
Dulles, Washington (IAD)
20:40
Seattle-Tacoma (SEA) China Eastern MU 8778 Non-stop Airbus A220-300 (223) 5:45 Effective 2024-09-09 through 2024-10-06 Codeshare flight, operated by Delta Air Lines.(DL 508) |
| Mon-Fri,Sun
17:55
Dulles, Washington (IAD)
20:54
Seattle-Tacoma (SEA) China Eastern MU 8778 Non-stop Airbus A220-300 (223) 5:59 Effective 2024-10-07 through 2024-10-30 Codeshare flight, operated by Delta Air Lines.(DL 508) |
| Mon,Wed-Fri,Sun
17:55
Dulles, Washington (IAD)
20:54
Seattle-Tacoma (SEA) China Eastern MU 8778 Non-stop Airbus A220-300 (223) 5:59 Effective 2024-11-01 through 2024-11-10 Codeshare flight, operated by Delta Air Lines.(DL 508) |
| Mon-Fri,Sun
17:55
Dulles, Washington (IAD)
20:47
Seattle-Tacoma (SEA) China Eastern MU 8778 Non-stop Airbus A220-300 (223) 5:52 Effective 2024-11-11 through 2024-11-22 Codeshare flight, operated by Delta Air Lines.(DL 508) |
| Mon-Wed,Sat,Sun
17:55
Dulles, Washington (IAD)
20:47
Seattle-Tacoma (SEA) China Eastern MU 8778 Non-stop Airbus A220-300 (223) 5:52 Effective 2024-11-23 through 2024-12-02 Codeshare flight, operated by Delta Air Lines.(DL 508) |
| Daily
17:55
Dulles, Washington (IAD)
20:47
Seattle-Tacoma (SEA) China Eastern MU 8778 Non-stop Airbus A220-100 (221) 5:52 Effective 2024-12-03 through 2024-12-18 Codeshare flight, operated by Delta Air Lines.(DL 508) |
| Sat
07:00
Dulles, Washington (IAD)
09:50
Seattle-Tacoma (SEA) Qatar Airways QR 8811 Non-stop Boeing 737 MAX 9 (7M9) 5:50 Effective 2024-11-09 through 2024-11-16 Codeshare flight, operated by Alaska Airlines.(AS 499) |
| Tue,Thu,Fri,Sun
07:00
Dulles, Washington (IAD)
10:00
Seattle-Tacoma (SEA) Qatar Airways QR 8811 Non-stop Boeing 737 MAX 9 (7M9) 6:00 Effective 2024-12-03 through 2024-12-08 Codeshare flight, operated by Alaska Airlines.(AS 499) |
| Mon-Wed
07:00
Dulles, Washington (IAD)
10:00
Seattle-Tacoma (SEA) Qatar Airways QR 8811 Non-stop Boeing 737-800 (73H) 6:00 Effective 2024-12-04 through 2024-12-11 Codeshare flight, operated by Alaska Airlines.(AS 499) |
| Sat
07:00
Dulles, Washington (IAD)
10:00
Seattle-Tacoma (SEA) Qatar Airways QR 8811 Non-stop Boeing 737 (73J) 6:00 Operates only on 2024-12-07 Codeshare flight, operated by Alaska Airlines.(AS 499) |
| Thu,Fri,Sun
07:00
Dulles, Washington (IAD)
10:00
Seattle-Tacoma (SEA) Qatar Airways QR 8811 Non-stop Boeing 737 MAX 9 (7M9) 6:00 Effective 2024-12-12 through 2024-12-15 Codeshare flight, operated by Alaska Airlines.(AS 499) |
| Mon-Wed,Sat
07:00
Dulles, Washington (IAD)
10:00
Seattle-Tacoma (SEA) Qatar Airways QR 8811 Non-stop Boeing 737-800 (73H) 6:00 Effective 2024-12-14 through 2024-12-18 Codeshare flight, operated by Alaska Airlines.(AS 499) |
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Parallax here IAD-SEA
- A domestic route departing from the Dulles, Washington airport (IAD) and arriving at Seattle-Tacoma airport (SEA).
- The flight distance is 2299 miles, or 3699 km.
- The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
- For direct flights, the flight time varies between 5:35 and 6:07.
