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

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Tue,Thu,Sun 08:20 Seattle-Tacoma (SEA) 16:37 Washington Dulles (IAD)
Iberia IB 7272 Non-stop Boeing 737 (73J) 5:17 Effective 2026-03-19 through 2026-03-26
Codeshare flight, operated by Alaska Airlines.(AS 737)
Thu,Sun 08:30 Seattle-Tacoma (SEA) 16:26 Washington Dulles (IAD)
Iberia IB 7272 Non-stop Boeing 737 MAX 8 (7M8) 4:56 Effective 2026-01-08 through 2026-02-05
Codeshare flight, operated by Alaska Airlines.(AS 737)
Tue 08:30 Seattle-Tacoma (SEA) 16:26 Washington Dulles (IAD)
Iberia IB 7272 Non-stop Boeing 737-800 (73H) 4:56 Effective 2026-01-13 through 2026-02-03
Codeshare flight, operated by Alaska Airlines.(AS 737)
Sun 08:30 Seattle-Tacoma (SEA) 16:26 Washington Dulles (IAD)
Iberia IB 7272 Non-stop Boeing 737 MAX 9 (7M9) 4:56 Operates only on 2026-02-08
Codeshare flight, operated by Alaska Airlines.(AS 737)
Tue 08:30 Seattle-Tacoma (SEA) 16:26 Washington Dulles (IAD)
Iberia IB 7272 Non-stop Boeing 737 MAX 8 (7M8) 4:56 Operates only on 2026-02-10
Codeshare flight, operated by Alaska Airlines.(AS 737)
Tue,Thu 09:27 Seattle-Tacoma (SEA) 17:20 Washington Dulles (IAD)
Iberia IB 7272 Non-stop Boeing 737 MAX 9 (7M9) 4:53 Effective 2026-03-12 through 2026-03-17
Codeshare flight, operated by Alaska Airlines.(AS 737)
Sun 09:27 Seattle-Tacoma (SEA) 17:20 Washington Dulles (IAD)
Iberia IB 7272 Non-stop Boeing 737 (73J) 4:53 Operates only on 2026-03-15
Codeshare flight, operated by Alaska Airlines.(AS 737)
Tue,Thu,Sun 08:20 Seattle-Tacoma (SEA) 16:37 Washington Dulles (IAD)
Iberia IB 7308 Non-stop Boeing 737 (73J) 5:17 Effective 2026-03-19 through 2026-03-26
Codeshare flight, operated by Alaska Airlines.(AS 406)
Tue,Sun 09:27 Seattle-Tacoma (SEA) 17:20 Washington Dulles (IAD)
Iberia IB 7308 Non-stop Boeing 737 (73J) 4:53 Effective 2026-03-08 through 2026-03-10
Codeshare flight, operated by Alaska Airlines.(AS 737)


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

Effective 2026-03-19 through 2026-03-26
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 737)
Duration: 5:17, non-stop
Boeing 737 (73J)

Direct Codeshare Flights:

Effective 2026-01-08 through 2026-02-05
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 737)
Duration: 4:56, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Effective 2026-01-13 through 2026-02-03
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 737)
Duration: 4:56, non-stop
Boeing 737-800 (73H)

Direct Codeshare Flights:

Operates only on 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 737)
Duration: 4:56, non-stop
Boeing 737 MAX 9 (7M9)

Direct Codeshare Flights:

Operates only on 2026-02-10
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 737)
Duration: 4:56, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Effective 2026-03-12 through 2026-03-17
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 737)
Duration: 4:53, non-stop
Boeing 737 MAX 9 (7M9)

Direct Codeshare Flights:

Operates only on 2026-03-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 737)
Duration: 4:53, non-stop
Boeing 737 (73J)

Direct Codeshare Flights:

Effective 2026-03-19 through 2026-03-26
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 406)
Duration: 5:17, non-stop
Boeing 737 (73J)

Direct Codeshare Flights:

Effective 2026-03-08 through 2026-03-10
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 737)
Duration: 4:53, non-stop
Boeing 737 (73J)
  • A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Washington Dulles 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 4:53 and 5:17.