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

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 07:12 Santa Rosa (STS) 09:11 Seattle-Tacoma (SEA)
Qatar Airways QR 2086 Non-stop Boeing 737-800 (73H) 1:59 Effective 2026-08-19 through 2026-10-02
Codeshare flight, operated by Alaska Airlines.(AS 428)
Daily 07:12 Santa Rosa (STS) 09:11 Seattle-Tacoma (SEA)
Qatar Airways QR 2157 Non-stop Embraer EMB 175 (E75) 1:59 Effective from 2026-10-03
Codeshare flight, operated by Alaska Airlines.(AS 2140)
Daily 11:15 Santa Rosa (STS) 13:18 Seattle-Tacoma (SEA)
Qatar Airways QR 2952 Non-stop Embraer EMB 175 (E75) 2:03 Effective 2026-01-07 through 2026-02-11
Codeshare flight, operated by Alaska Airlines.(AS 2344)
Daily 11:15 Santa Rosa (STS) 13:17 Seattle-Tacoma (SEA)
Qatar Airways QR 2979 Non-stop Embraer EMB 175 (E75) 2:02 Effective 2026-02-12 through 2026-03-17
Codeshare flight, operated by Alaska Airlines.(AS 2344)
Wed 07:00 Santa Rosa (STS) 09:00 Seattle-Tacoma (SEA)
Qatar Airways QR 3384 Non-stop Boeing 737-800 (73H) 2:00 Operates only on 2026-03-18
Codeshare flight, operated by Alaska Airlines.(AS 694)
Daily 07:00 Santa Rosa (STS) 09:03 Seattle-Tacoma (SEA)
Qatar Airways QR 3384 Non-stop Embraer EMB 175 (E75) 2:03 Effective 2026-03-19 through 2026-04-21
Codeshare flight, operated by Alaska Airlines.(AS 2058)
Daily 07:00 Santa Rosa (STS) 09:03 Seattle-Tacoma (SEA)
Qatar Airways QR 3424 Non-stop Embraer EMB 175 (E75) 2:03 Effective 2026-04-22 through 2026-05-12
Codeshare flight, operated by Alaska Airlines.(AS 2058)
Daily 06:00 Santa Rosa (STS) 08:06 Seattle-Tacoma (SEA)
Qatar Airways QR 3433 Non-stop Embraer EMB 175 (E75) 2:06 Valid until 2026-01-06
Codeshare flight, operated by Alaska Airlines.(AS 2432)
Mon,Thu,Fri,Sun 21:33 Santa Rosa (STS) 23:36 Seattle-Tacoma (SEA)
Qatar Airways QR 3433 Non-stop Boeing 737-800 (73H) 2:03 Effective 2026-01-08 through 2026-02-09
Codeshare flight, operated by Alaska Airlines.(AS 793)
Daily 07:00 Santa Rosa (STS) 09:06 Seattle-Tacoma (SEA)
Qatar Airways QR 8798 Non-stop Embraer EMB 175 (E75) 2:06 Effective 2026-05-13 through 2026-06-09
Codeshare flight, operated by Alaska Airlines.(AS 3381)
Daily 07:12 Santa Rosa (STS) 09:11 Seattle-Tacoma (SEA)
Qatar Airways QR 8890 Non-stop Embraer EMB 175 (E75) 1:59 Effective 2026-06-10 through 2026-08-18
Codeshare flight, operated by Alaska Airlines.(AS 3412)




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Qatar Airways flights from Santa Rosa (STS) to Seattle-Tacoma (SEA).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Qatar Airways QR2086
07:12
Santa Rosa (STS)

09:11
Seattle-Tacoma (SEA)
Effective 2026-08-19 through 2026-10-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 428)
Duration: 1:59, non-stop
Boeing 737-800 (73H)
Direct Codeshare Flights:
Qatar Airways QR2157
07:12
Santa Rosa (STS)

09:11
Seattle-Tacoma (SEA)
Effective from 2026-10-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 2140)
Duration: 1:59, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Qatar Airways QR2952
11:15
Santa Rosa (STS)

13:18
Seattle-Tacoma (SEA)
Effective 2026-01-07 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 2344)
Duration: 2:03, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Qatar Airways QR2979
11:15
Santa Rosa (STS)

13:17
Seattle-Tacoma (SEA)
Effective 2026-02-12 through 2026-03-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 2344)
Duration: 2:02, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Qatar Airways QR3384
07:00
Santa Rosa (STS)

09:00
Seattle-Tacoma (SEA)
Operates only on 2026-03-18
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 694)
Duration: 2:00, non-stop
Boeing 737-800 (73H)
Direct Codeshare Flights:
Qatar Airways QR3384
07:00
Santa Rosa (STS)

09:03
Seattle-Tacoma (SEA)
Effective 2026-03-19 through 2026-04-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 2058)
Duration: 2:03, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Qatar Airways QR3424
07:00
Santa Rosa (STS)

09:03
Seattle-Tacoma (SEA)
Effective 2026-04-22 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 2058)
Duration: 2:03, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Qatar Airways QR3433
06:00
Santa Rosa (STS)

08:06
Seattle-Tacoma (SEA)
Valid until 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 2432)
Duration: 2:06, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Qatar Airways QR3433
21:33
Santa Rosa (STS)

23:36
Seattle-Tacoma (SEA)
Effective 2026-01-08 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 793)
Duration: 2:03, non-stop
Boeing 737-800 (73H)
Direct Codeshare Flights:
Qatar Airways QR8798
07:00
Santa Rosa (STS)

09:06
Seattle-Tacoma (SEA)
Effective 2026-05-13 through 2026-06-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 3381)
Duration: 2:06, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Qatar Airways QR8890
07:12
Santa Rosa (STS)

09:11
Seattle-Tacoma (SEA)
Effective 2026-06-10 through 2026-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 3412)
Duration: 1:59, non-stop
Embraer EMB 175 (E75)
  • A domestic route departing from the Santa Rosa airport (STS) and arriving at Seattle-Tacoma airport (SEA).
  • 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 varies between 1:59 and 2:06.
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