Finnair flight AY 3991: Seattle-Tacoma - San Jose

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Tue,Fri,Sun 18:36 Seattle-Tacoma (SEA) 20:53 San Jose (SJC) B
AY 3991 Non-stop Boeing 737 (73J) 2:17 Effective 2026-06-12 through 2026-08-14
Codeshare flight, operated by Alaska Airlines.(AS 1310)
Mon 18:36 Seattle-Tacoma (SEA) 20:53 San Jose (SJC) B
AY 3991 Non-stop Boeing 737 (73J) 2:17 Operates only on 2026-08-17
Codeshare flight, operated by Alaska Airlines.(AS 1310)
Mon,Fri 19:55 Seattle-Tacoma (SEA) 22:12 San Jose (SJC) B
AY 3991 Non-stop Boeing 737 (73J) 2:17 Effective 2026-08-21 through 2026-09-28
Codeshare flight, operated by Alaska Airlines.(AS 1310)
Finnair flight AY 3991:
Seattle-Tacoma - San Jose
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

Finnair AY3991
Effective 2026-06-12 through 2026-08-14
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1310)
Duration: 2:17, non-stop
Boeing 737 (73J)

Direct Codeshare Flights:

Finnair AY3991
Operates only on 2026-08-17
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1310)
Duration: 2:17, non-stop
Boeing 737 (73J)

Direct Codeshare Flights:

Finnair AY3991
Effective 2026-08-21 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1310)
Duration: 2:17, non-stop
Boeing 737 (73J)
  • AY 3991 is a domestic flight departing from the Seattle-Tacoma airport (SEA) and arriving at San Jose airport (SJC).
  • The flight distance is 697 miles, or 1122 km.
  • The timezone of both the departure and the arrival airports is UTC-8 . Current time at both airports is (loading...).
  • For direct flights, the flight time is 2:17.