Finnair flights from Seattle-Tacoma (SEA) to Santa Rosa (STS).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Tue 19:55 Seattle-Tacoma (SEA) 21:51 Santa Rosa (STS)
Finnair AY 3953 Non-stop Embraer EMB 175 (E75) 1:56 Effective 2026-04-28 through 2026-05-05
Codeshare flight, operated by Alaska Airlines.(AS 2142)
Tue,Sun 19:55 Seattle-Tacoma (SEA) 21:51 Santa Rosa (STS)
Finnair AY 3953 Non-stop Embraer EMB 175 (E75) 1:56 Effective 2026-05-10 through 2026-05-12
Codeshare flight, operated by Alaska Airlines.(AS 2142)


Finnair flights from Seattle-Tacoma (SEA) to Santa Rosa (STS).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

Effective 2026-04-28 through 2026-05-05
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 2142)
Duration: 1:56, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Effective 2026-05-10 through 2026-05-12
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 2142)
Duration: 1:56, non-stop
Embraer EMB 175 (E75)
  • A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Santa Rosa airport (STS).
  • The flight distance is 618 miles, or 994 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 1:56.