KLM flights from Dulles, Washington (IAD) to Seattle-Tacoma (SEA).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
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 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)


KLM flights from Dulles, Washington (IAD) to Seattle-Tacoma (SEA).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

Effective 2024-11-03 through 2024-11-10
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 508)
Duration: 5:59, non-stop
Airbus A220-300 (223)

Effective 2024-11-11 through 2024-11-22
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 508)
Duration: 5:52, non-stop
Airbus A220-300 (223)

Effective 2024-11-23 through 2024-12-02
Mon
Tue
Wed
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 508)
Duration: 5:52, non-stop
Airbus A220-300 (223)

Effective 2024-12-03 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 508)
Duration: 5:52, non-stop
Airbus A220-100 (221)

Effective 2024-10-07 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1015)
Duration: 6:02, non-stop
Airbus A220-300 (223)

Valid until 2024-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1015)
Duration: 5:46, non-stop
Airbus A220-300 (223)

Effective 2024-09-09 through 2024-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1015)
Duration: 5:54, non-stop
Airbus A220-300 (223)
  • 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 5:46 and 6:02.