Austrian flight OS 7907: Washington Dulles - Seattle-Tacoma

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 17:35 Washington Dulles (IAD) 20:10 Seattle-Tacoma (SEA)
OS 7907 Non-stop Boeing 737-900 (739) 5:35 Effective from 2026-05-21
Codeshare flight, operated by United Airlines.(UA 326)
Daily 17:55 Washington Dulles (IAD) 20:57 Seattle-Tacoma (SEA)
OS 7907 Non-stop Boeing 737 MAX 9 (7M9) 6:02 Valid until 2026-01-05
Codeshare flight, operated by United Airlines.(UA 326)
Daily 17:55 Washington Dulles (IAD) 20:57 Seattle-Tacoma (SEA)
OS 7907 Non-stop Boeing 737-900 (739) 6:02 Effective 2026-01-06 through 2026-01-12
Codeshare flight, operated by United Airlines.(UA 1159)
Mon,Wed,Fri-Sun 17:55 Washington Dulles (IAD) 20:57 Seattle-Tacoma (SEA)
OS 7907 Non-stop Boeing 737-900 (739) 6:02 Effective 2026-01-14 through 2026-02-09
Codeshare flight, operated by United Airlines.(UA 1159)
Mon,Thu-Sun 17:55 Washington Dulles (IAD) 20:56 Seattle-Tacoma (SEA)
OS 7907 Non-stop Boeing 737 MAX 8 (7M8) 6:01 Effective 2026-02-12 through 2026-03-02
Codeshare flight, operated by United Airlines.(UA 326)
Mon-Thu 17:55 Washington Dulles (IAD) 20:56 Seattle-Tacoma (SEA)
OS 7907 Non-stop Boeing 737 MAX 8 (7M8) 6:01 Effective 2026-03-03 through 2026-03-26
Codeshare flight, operated by United Airlines.(UA 326)
Fri,Sat 17:55 Washington Dulles (IAD) 20:56 Seattle-Tacoma (SEA)
OS 7907 Non-stop Boeing 737-800 (738) 6:01 Effective 2026-03-06 through 2026-03-28
Codeshare flight, operated by United Airlines.(UA 1303)
Sun 17:55 Washington Dulles (IAD) 20:56 Seattle-Tacoma (SEA)
OS 7907 Non-stop Boeing 737-900 (739) 6:01 Effective 2026-03-08 through 2026-03-22
Codeshare flight, operated by United Airlines.(UA 1303)
Daily 17:55 Washington Dulles (IAD) 20:52 Seattle-Tacoma (SEA)
OS 7907 Non-stop Boeing 737 MAX 9 (7M9) 5:57 Effective 2026-03-29 through 2026-05-20
Codeshare flight, operated by United Airlines.(UA 326)
Austrian flight OS 7907:
Washington Dulles - Seattle-Tacoma
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

Austrian OS7907
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 326)
Duration: 5:35, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Austrian OS7907
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 326)
Duration: 6:02, non-stop
Boeing 737 MAX 9 (7M9)

Direct Codeshare Flights:

Austrian OS7907
Effective 2026-01-06 through 2026-01-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1159)
Duration: 6:02, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Austrian OS7907
Effective 2026-01-14 through 2026-02-09
Mon
Tue
-
Wed
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1159)
Duration: 6:02, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Austrian OS7907
Effective 2026-02-12 through 2026-03-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 326)
Duration: 6:01, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Austrian OS7907
Effective 2026-03-03 through 2026-03-26
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 326)
Duration: 6:01, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Austrian OS7907
Effective 2026-03-06 through 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 1303)
Duration: 6:01, non-stop
Boeing 737-800 (738)

Direct Codeshare Flights:

Austrian OS7907
Effective 2026-03-08 through 2026-03-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 1303)
Duration: 6:01, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Austrian OS7907
Effective 2026-03-29 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 326)
Duration: 5:57, non-stop
Boeing 737 MAX 9 (7M9)
  • OS 7907 is a domestic flight departing from the Washington Dulles 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 6:02.