All airlines flying from Seattle-Tacoma (SEA) to Dulles, Washington (IAD).

FLIGHT SCHEDULE
Direct Codeshare Flights:
Tue,Wed 07:07 Seattle-Tacoma (SEA) 15:16 Dulles, Washington (IAD) Qatar Airways QR 3330 Non-stop Boeing 737-800 (73H) 5:09 Effective 2024-09-03 through 2024-09-04 Codeshare flight, operated by Alaska Airlines.(AS 338)
Tue-Sun 07:07 Seattle-Tacoma (SEA) 15:16 Dulles, Washington (IAD) Qatar Airways QR 3330 Non-stop Boeing 737 MAX 9 (7M9) 5:09 Effective 2024-09-10 through 2024-09-15 Codeshare flight, operated by Alaska Airlines.(AS 338)
Mon 07:07 Seattle-Tacoma (SEA) 15:16 Dulles, Washington (IAD) Qatar Airways QR 3330 Non-stop Boeing 737 (73J) 5:09 Operates only on 2024-09-16 Codeshare flight, operated by Alaska Airlines.(AS 338)
Tue 07:07 Seattle-Tacoma (SEA) 15:16 Dulles, Washington (IAD) Qatar Airways QR 3330 Non-stop Boeing 737-800 (73H) 5:09 Effective 2024-09-17 through 2024-09-24 Codeshare flight, operated by Alaska Airlines.(AS 338)
Mon,Wed-Sun 07:07 Seattle-Tacoma (SEA) 15:16 Dulles, Washington (IAD) Qatar Airways QR 3330 Non-stop Boeing 737 MAX 9 (7M9) 5:09 Effective 2024-09-18 through 2024-09-23 Codeshare flight, operated by Alaska Airlines.(AS 338)
Wed,Fri 07:07 Seattle-Tacoma (SEA) 15:16 Dulles, Washington (IAD) Qatar Airways QR 3330 Non-stop Boeing 737 (73J) 5:09 Effective 2024-09-25 through 2024-09-27 Codeshare flight, operated by Alaska Airlines.(AS 338)
Mon,Thu,Sat,Sun 07:07 Seattle-Tacoma (SEA) 15:16 Dulles, Washington (IAD) Qatar Airways QR 3330 Non-stop Boeing 737 MAX 9 (7M9) 5:09 Effective 2024-09-26 through 2024-09-30 Codeshare flight, operated by Alaska Airlines.(AS 338)
Mon,Tue,Thu-Sat 16:05 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD) Qatar Airways QR 3352 Non-stop Boeing 737 (73J) 4:54 Effective 2025-05-15 through 2025-05-31 Codeshare flight, operated by Alaska Airlines.(AS 348)
Daily 16:05 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD) Qatar Airways QR 3352 Non-stop Boeing 737 (73J) 4:54 Effective from 2025-06-01 Codeshare flight, operated by Alaska Airlines.(AS 348)
Tue,Thu,Sat 21:39 Seattle-Tacoma (SEA) 05:40 Dulles, Washington (IAD) Qatar Airways QR 3370 Non-stop Boeing 737 (73J) 5:01 Effective 2024-12-19 through 2025-01-04 Codeshare flight, operated by Alaska Airlines.(AS 348) The flight arrives 1 day after departure.
Tue,Sat 21:40 Seattle-Tacoma (SEA) 05:32 Dulles, Washington (IAD) Qatar Airways QR 3370 Non-stop Boeing 737 (73J) 4:52 Effective 2024-11-23 through 2024-11-30 Codeshare flight, operated by Alaska Airlines.(AS 348) The flight arrives 1 day after departure.
Sat 07:00 Seattle-Tacoma (SEA) 15:01 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 (73J) 5:01 Effective 2024-11-02 through 2024-11-09 Codeshare flight, operated by Alaska Airlines.(AS 338)
Sat 07:00 Seattle-Tacoma (SEA) 15:01 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 MAX 9 (7M9) 5:01 Operates only on 2024-11-16 Codeshare flight, operated by Alaska Airlines.(AS 338)
Tue,Wed 07:00 Seattle-Tacoma (SEA) 14:54 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 (73J) 4:54 Effective 2024-12-03 through 2024-12-17 Codeshare flight, operated by Alaska Airlines.(AS 338)
Wed 07:00 Seattle-Tacoma (SEA) 14:54 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 MAX 9 (7M9) 4:54 Operates only on 2024-12-18 Codeshare flight, operated by Alaska Airlines.(AS 338)
Sat 07:50 Seattle-Tacoma (SEA) 15:44 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 MAX 9 (7M9) 4:54 Effective 2024-12-07 through 2024-12-14 Codeshare flight, operated by Alaska Airlines.(AS 338)
Daily 08:55 Seattle-Tacoma (SEA) 16:58 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 (73J) 5:03 Effective 2025-01-06 through 2025-02-12 Codeshare flight, operated by Alaska Airlines.(AS 406)
Sat 10:04 Seattle-Tacoma (SEA) 18:06 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 (73J) 5:02 Operates only on 2024-10-05 Codeshare flight, operated by Alaska Airlines.(AS 406)
Sat 10:04 Seattle-Tacoma (SEA) 18:06 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 MAX 9 (7M9) 5:02 Operates only on 2024-10-12 Codeshare flight, operated by Alaska Airlines.(AS 406)
Sat 10:04 Seattle-Tacoma (SEA) 18:06 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 (73J) 5:02 Effective 2024-10-19 through 2024-10-26 Codeshare flight, operated by Alaska Airlines.(AS 406)
Thu 10:04 Seattle-Tacoma (SEA) 18:06 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 (73J) 5:02 Operates only on 2024-11-28 Codeshare flight, operated by Alaska Airlines.(AS 406)
Daily 14:50 Seattle-Tacoma (SEA) 22:53 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 (73J) 5:03 Effective 2025-02-13 through 2025-03-18 Codeshare flight, operated by Alaska Airlines.(AS 307)
Thu 16:05 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 MAX 9 (7M9) 4:54 Effective 2024-12-05 through 2024-12-12 Codeshare flight, operated by Alaska Airlines.(AS 348)
Fri 16:05 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 (73J) 4:54 Operates only on 2024-12-06 Codeshare flight, operated by Alaska Airlines.(AS 348)
Mon,Fri,Sun 16:05 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737-800 (73H) 4:54 Effective 2024-12-08 through 2024-12-16 Codeshare flight, operated by Alaska Airlines.(AS 348)
Daily 16:05 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 (73J) 4:54 Effective from 2025-03-19 Codeshare flight, operated by Alaska Airlines.(AS 348)
Daily 16:06 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 (73J) 4:53 Valid until 2024-09-02 Codeshare flight, operated by Alaska Airlines.(AS 348)
Tue 16:06 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 MAX 9 (7M9) 4:53 Operates only on 2024-09-03 Codeshare flight, operated by Alaska Airlines.(AS 348)
Daily 16:06 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 (73J) 4:53 Effective 2024-09-04 through 2024-09-29 Codeshare flight, operated by Alaska Airlines.(AS 348)
Tue 16:11 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737-800 (73H) 4:48 Operates only on 2024-10-01 Codeshare flight, operated by Alaska Airlines.(AS 348)
Mon,Wed-Fri,Sun 16:11 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 (73J) 4:48 Effective 2024-10-02 through 2024-10-17 Codeshare flight, operated by Alaska Airlines.(AS 348)
Tue 16:11 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 MAX 8 (7M8) 4:48 Operates only on 2024-10-08 Codeshare flight, operated by Alaska Airlines.(AS 348)
Tue,Fri 16:11 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 MAX 9 (7M9) 4:48 Effective 2024-10-15 through 2024-10-22 Codeshare flight, operated by Alaska Airlines.(AS 348)
Mon,Wed-Fri,Sun 16:11 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 (73J) 4:48 Effective 2024-10-20 through 2024-10-25 Codeshare flight, operated by Alaska Airlines.(AS 348)
Mon-Fri,Sun 16:12 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 MAX 9 (7M9) 4:47 Effective 2024-10-27 through 2024-11-01 Codeshare flight, operated by Alaska Airlines.(AS 348)
Mon,Tue,Thu,Fri,Sun 16:12 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 MAX 9 (7M9) 4:47 Effective 2024-11-03 through 2024-11-08 Codeshare flight, operated by Alaska Airlines.(AS 348)
Wed 16:12 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 (73J) 4:47 Operates only on 2024-11-06 Codeshare flight, operated by Alaska Airlines.(AS 348)
Sun 16:12 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737-800 (73H) 4:47 Operates only on 2024-11-10 Codeshare flight, operated by Alaska Airlines.(AS 348)
Mon-Fri,Sun 16:12 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 MAX 9 (7M9) 4:47 Effective 2024-11-11 through 2024-11-20 Codeshare flight, operated by Alaska Airlines.(AS 348)
Thu 16:12 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 MAX 8 (7M8) 4:47 Operates only on 2024-11-21 Codeshare flight, operated by Alaska Airlines.(AS 348)
Mon 21:35 Seattle-Tacoma (SEA) 05:40 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 MAX 9 (7M9) 5:05 Operates only on 2024-09-30 Codeshare flight, operated by Alaska Airlines.(AS 544) The flight arrives 1 day after departure.
Mon-Thu,Sat,Sun 21:39 Seattle-Tacoma (SEA) 05:40 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 (73J) 5:01 Effective 2024-12-19 through 2025-01-05 Codeshare flight, operated by Alaska Airlines.(AS 348) The flight arrives 1 day after departure.
Mon,Tue,Fri,Sat 21:40 Seattle-Tacoma (SEA) 05:32 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 (73J) 4:52 Effective 2024-11-22 through 2024-11-30 Codeshare flight, operated by Alaska Airlines.(AS 348) The flight arrives 1 day after departure.
Wed,Sun 21:40 Seattle-Tacoma (SEA) 05:32 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737-800 (73H) 4:52 Effective 2024-11-24 through 2024-11-27 Codeshare flight, operated by Alaska Airlines.(AS 348) The flight arrives 1 day after departure.
Mon,Sun 21:40 Seattle-Tacoma (SEA) 05:32 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 (73J) 4:52 Effective 2024-12-01 through 2024-12-02 Codeshare flight, operated by Alaska Airlines.(AS 348) The flight arrives 1 day after departure.
Fri 22:18 Seattle-Tacoma (SEA) 06:22 Dulles, Washington (IAD) JAL JL 5440 Non-stop Boeing 737 (73J) 5:04 Effective 2024-12-20 through 2025-01-03 Codeshare flight, operated by Alaska Airlines.(AS 348) The flight arrives 1 day after departure.
Mon-Fri,Sun 21:55 Seattle-Tacoma (SEA) 06:01 Dulles, Washington (IAD) KLM KL 6624 Non-stop Airbus A220-300 (223) 5:06 Effective 2024-09-09 through 2024-10-06 Codeshare flight, operated by Delta Air Lines.(DL 541) The flight arrives 1 day after departure.
Mon-Fri,Sun 21:55 Seattle-Tacoma (SEA) 05:53 Dulles, Washington (IAD) KLM KL 6624 Non-stop Airbus A220-300 (223) 4:58 Effective 2024-10-07 through 2024-10-25 Codeshare flight, operated by Delta Air Lines.(DL 541) The flight arrives 1 day after departure.
Mon-Fri,Sun 21:59 Seattle-Tacoma (SEA) 05:56 Dulles, Washington (IAD) KLM KL 6624 Non-stop Airbus A220-300 (223) 4:57 Effective 2024-09-02 through 2024-09-08 Codeshare flight, operated by Delta Air Lines.(DL 541) The flight arrives 1 day after departure.
Mon-Thu,Sat 07:35 Seattle-Tacoma (SEA) 15:43 Dulles, Washington (IAD) KLM KL 7251 Non-stop Airbus A220-100 (221) 5:08 Effective 2025-03-31 through 2025-04-12 Codeshare flight, operated by Delta Air Lines.(DL 508)

1 2 3 ... 5 6 7 8 9 10

A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Dulles, Washington airport (IAD).
The flight distance is 2299 miles, or 3699 km.
The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-5 . 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 4:47 and 5:12.

Return (IAD-SEA) flights

Feedback - Disclaimer - Privacy

All airlines flying from Seattle-Tacoma (SEA) to Dulles, Washington (IAD).

FLIGHT SCHEDULE

Direct Codeshare Flights:

Qatar Airways QR3330

07:07

Seattle-Tacoma (SEA)

15:16

Dulles, Washington (IAD)

Effective 2024-09-03 through 2024-09-04

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 338)

Duration: 5:09, non-stop
Boeing 737-800 (73H)

Qatar Airways QR3330

07:07

Seattle-Tacoma (SEA)

15:16

Dulles, Washington (IAD)

Effective 2024-09-10 through 2024-09-15

Mon
-

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 338)

Duration: 5:09, non-stop
Boeing 737 MAX 9 (7M9)

Qatar Airways QR3330

07:07

Seattle-Tacoma (SEA)

15:16

Dulles, Washington (IAD)

Operates only on 2024-09-16

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 338)

Duration: 5:09, non-stop
Boeing 737 (73J)

Qatar Airways QR3330

07:07

Seattle-Tacoma (SEA)

15:16

Dulles, Washington (IAD)

Effective 2024-09-17 through 2024-09-24

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 338)

Duration: 5:09, non-stop
Boeing 737-800 (73H)

Qatar Airways QR3330

07:07

Seattle-Tacoma (SEA)

15:16

Dulles, Washington (IAD)

Effective 2024-09-18 through 2024-09-23

Mon

Tue
-

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 338)

Duration: 5:09, non-stop
Boeing 737 MAX 9 (7M9)

Qatar Airways QR3330

07:07

Seattle-Tacoma (SEA)

15:16

Dulles, Washington (IAD)

Effective 2024-09-25 through 2024-09-27

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 338)

Duration: 5:09, non-stop
Boeing 737 (73J)

Qatar Airways QR3330

07:07

Seattle-Tacoma (SEA)

15:16

Dulles, Washington (IAD)

Effective 2024-09-26 through 2024-09-30

Mon

Tue
-

Wed
-

Thu

Fri
-

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 338)

Duration: 5:09, non-stop
Boeing 737 MAX 9 (7M9)

Qatar Airways QR3352

16:05

Seattle-Tacoma (SEA)

23:59

Dulles, Washington (IAD)

Effective 2025-05-15 through 2025-05-31

Mon

Tue

Wed
-

Thu

Fri

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:54, non-stop
Boeing 737 (73J)

Qatar Airways QR3352

16:05

Seattle-Tacoma (SEA)

23:59

Dulles, Washington (IAD)

Effective from 2025-06-01

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:54, non-stop
Boeing 737 (73J)

Qatar Airways QR3370

21:39

Seattle-Tacoma (SEA)

05:40(+1)

Dulles, Washington (IAD)

Effective 2024-12-19 through 2025-01-04

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 5:01, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

Qatar Airways QR3370

21:40

Seattle-Tacoma (SEA)

05:32(+1)

Dulles, Washington (IAD)

Effective 2024-11-23 through 2024-11-30

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:52, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

JAL JL5440

07:00

Seattle-Tacoma (SEA)

15:01

Dulles, Washington (IAD)

Effective 2024-11-02 through 2024-11-09

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 338)

Duration: 5:01, non-stop
Boeing 737 (73J)

JAL JL5440

07:00

Seattle-Tacoma (SEA)

15:01

Dulles, Washington (IAD)

Operates only on 2024-11-16

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 338)

Duration: 5:01, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL5440

07:00

Seattle-Tacoma (SEA)

14:54

Dulles, Washington (IAD)

Effective 2024-12-03 through 2024-12-17

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 338)

Duration: 4:54, non-stop
Boeing 737 (73J)

JAL JL5440

07:00

Seattle-Tacoma (SEA)

14:54

Dulles, Washington (IAD)

Operates only on 2024-12-18

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 338)

Duration: 4:54, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL5440

07:50

Seattle-Tacoma (SEA)

15:44

Dulles, Washington (IAD)

Effective 2024-12-07 through 2024-12-14

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 338)

Duration: 4:54, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL5440

08:55

Seattle-Tacoma (SEA)

16:58

Dulles, Washington (IAD)

Effective 2025-01-06 through 2025-02-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 406)

Duration: 5:03, non-stop
Boeing 737 (73J)

JAL JL5440

10:04

Seattle-Tacoma (SEA)

18:06

Dulles, Washington (IAD)

Operates only on 2024-10-05

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 406)

Duration: 5:02, non-stop
Boeing 737 (73J)

JAL JL5440

10:04

Seattle-Tacoma (SEA)

18:06

Dulles, Washington (IAD)

Operates only on 2024-10-12

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 406)

Duration: 5:02, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL5440

10:04

Seattle-Tacoma (SEA)

18:06

Dulles, Washington (IAD)

Effective 2024-10-19 through 2024-10-26

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 406)

Duration: 5:02, non-stop
Boeing 737 (73J)

JAL JL5440

10:04

Seattle-Tacoma (SEA)

18:06

Dulles, Washington (IAD)

Operates only on 2024-11-28

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 406)

Duration: 5:02, non-stop
Boeing 737 (73J)

JAL JL5440

14:50

Seattle-Tacoma (SEA)

22:53

Dulles, Washington (IAD)

Effective 2025-02-13 through 2025-03-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 307)

Duration: 5:03, non-stop
Boeing 737 (73J)

JAL JL5440

16:05

Seattle-Tacoma (SEA)

23:59

Dulles, Washington (IAD)

Effective 2024-12-05 through 2024-12-12

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:54, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL5440

16:05

Seattle-Tacoma (SEA)

23:59

Dulles, Washington (IAD)

Operates only on 2024-12-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:54, non-stop
Boeing 737 (73J)

JAL JL5440

16:05

Seattle-Tacoma (SEA)

23:59

Dulles, Washington (IAD)

Effective 2024-12-08 through 2024-12-16

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:54, non-stop
Boeing 737-800 (73H)

JAL JL5440

16:05

Seattle-Tacoma (SEA)

23:59

Dulles, Washington (IAD)

Effective from 2025-03-19

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:54, non-stop
Boeing 737 (73J)

JAL JL5440

16:06

Seattle-Tacoma (SEA)

23:59

Dulles, Washington (IAD)

Valid until 2024-09-02

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:53, non-stop
Boeing 737 (73J)

JAL JL5440

16:06

Seattle-Tacoma (SEA)

23:59

Dulles, Washington (IAD)

Operates only on 2024-09-03

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:53, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL5440

16:06

Seattle-Tacoma (SEA)

23:59

Dulles, Washington (IAD)

Effective 2024-09-04 through 2024-09-29

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:53, non-stop
Boeing 737 (73J)

JAL JL5440

16:11

Seattle-Tacoma (SEA)

23:59

Dulles, Washington (IAD)

Operates only on 2024-10-01

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:48, non-stop
Boeing 737-800 (73H)

JAL JL5440

16:11

Seattle-Tacoma (SEA)

23:59

Dulles, Washington (IAD)

Effective 2024-10-02 through 2024-10-17

Mon

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:48, non-stop
Boeing 737 (73J)

JAL JL5440

16:11

Seattle-Tacoma (SEA)

23:59

Dulles, Washington (IAD)

Operates only on 2024-10-08

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:48, non-stop
Boeing 737 MAX 8 (7M8)

JAL JL5440

16:11

Seattle-Tacoma (SEA)

23:59

Dulles, Washington (IAD)

Effective 2024-10-15 through 2024-10-22

Mon
-

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:48, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL5440

16:11

Seattle-Tacoma (SEA)

23:59

Dulles, Washington (IAD)

Effective 2024-10-20 through 2024-10-25

Mon

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:48, non-stop
Boeing 737 (73J)

JAL JL5440

16:12

Seattle-Tacoma (SEA)

23:59

Dulles, Washington (IAD)

Effective 2024-10-27 through 2024-11-01

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:47, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL5440

16:12

Seattle-Tacoma (SEA)

23:59

Dulles, Washington (IAD)

Effective 2024-11-03 through 2024-11-08

Mon

Tue

Wed
-

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:47, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL5440

16:12

Seattle-Tacoma (SEA)

23:59

Dulles, Washington (IAD)

Operates only on 2024-11-06

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:47, non-stop
Boeing 737 (73J)

JAL JL5440

16:12

Seattle-Tacoma (SEA)

23:59

Dulles, Washington (IAD)

Operates only on 2024-11-10

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:47, non-stop
Boeing 737-800 (73H)

JAL JL5440

16:12

Seattle-Tacoma (SEA)

23:59

Dulles, Washington (IAD)

Effective 2024-11-11 through 2024-11-20

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:47, non-stop
Boeing 737 MAX 9 (7M9)

JAL JL5440

16:12

Seattle-Tacoma (SEA)

23:59

Dulles, Washington (IAD)

Operates only on 2024-11-21

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:47, non-stop
Boeing 737 MAX 8 (7M8)

JAL JL5440

21:35

Seattle-Tacoma (SEA)

05:40(+1)

Dulles, Washington (IAD)

Operates only on 2024-09-30

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 544)

Duration: 5:05, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.

JAL JL5440

21:39

Seattle-Tacoma (SEA)

05:40(+1)

Dulles, Washington (IAD)

Effective 2024-12-19 through 2025-01-05

Mon

Tue

Wed

Thu

Fri
-

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 5:01, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

JAL JL5440

21:40

Seattle-Tacoma (SEA)

05:32(+1)

Dulles, Washington (IAD)

Effective 2024-11-22 through 2024-11-30

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:52, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

JAL JL5440

21:40

Seattle-Tacoma (SEA)

05:32(+1)

Dulles, Washington (IAD)

Effective 2024-11-24 through 2024-11-27

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:52, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

JAL JL5440

21:40

Seattle-Tacoma (SEA)

05:32(+1)

Dulles, Washington (IAD)

Effective 2024-12-01 through 2024-12-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 4:52, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

JAL JL5440

22:18

Seattle-Tacoma (SEA)

06:22(+1)

Dulles, Washington (IAD)

Effective 2024-12-20 through 2025-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 348)

Duration: 5:04, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

KLM KL6624

21:55

Seattle-Tacoma (SEA)

06:01(+1)

Dulles, Washington (IAD)

Effective 2024-09-09 through 2024-10-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 541)

Duration: 5:06, non-stop
Airbus A220-300 (223)
The flight arrives 1 day after departure.

KLM KL6624

21:55

Seattle-Tacoma (SEA)

05:53(+1)

Dulles, Washington (IAD)

Effective 2024-10-07 through 2024-10-25

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 541)

Duration: 4:58, non-stop
Airbus A220-300 (223)
The flight arrives 1 day after departure.

KLM KL6624

21:59

Seattle-Tacoma (SEA)

05:56(+1)

Dulles, Washington (IAD)

Effective 2024-09-02 through 2024-09-08

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 541)

Duration: 4:57, non-stop
Airbus A220-300 (223)
The flight arrives 1 day after departure.

KLM KL7251

07:35

Seattle-Tacoma (SEA)

15:43

Dulles, Washington (IAD)

Effective 2025-03-31 through 2025-04-12

Mon

Tue

Wed

Thu

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 508)

Duration: 5:08, non-stop
Airbus A220-100 (221)

prev Page 8 / 10 next

A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Dulles, Washington airport (IAD).
The flight distance is 2299 miles, or 3699 km.
The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-5 . 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 4:47 and 5:12.

Return (IAD-SEA) flights

Feedback - Disclaimer - Privacy