Finnair flights from Seattle-Tacoma (SEA) to Chicago O'Hare (ORD).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon,Wed,Thu,Sat,Sun 09:50 Seattle-Tacoma (SEA) 15:58 Chicago O'Hare (ORD) 2
Finnair AY 2541 Non-stop Boeing 737 (73J) 4:08 Effective 2026-04-22 through 2026-04-30
Codeshare flight, operated by Alaska Airlines.(AS 429)
Daily 09:50 Seattle-Tacoma (SEA) 15:58 Chicago O'Hare (ORD) 2
Finnair AY 2541 Non-stop Boeing 737 (73J) 4:08 Effective 2026-05-01 through 2026-05-12
Codeshare flight, operated by Alaska Airlines.(AS 429)
Daily 10:50 Seattle-Tacoma (SEA) 17:02 Chicago O'Hare (ORD) 2
Finnair AY 2541 Non-stop Boeing 737 (73J) 4:12 Effective 2026-05-13 through 2026-06-09
Codeshare flight, operated by Alaska Airlines.(AS 429)
Daily 10:52 Seattle-Tacoma (SEA) 17:01 Chicago O'Hare (ORD) 2
Finnair AY 2541 Non-stop Boeing 737 (73J) 4:09 Effective 2026-06-10 through 2026-08-14
Codeshare flight, operated by Alaska Airlines.(AS 429)
Tue-Fri,Sun 10:52 Seattle-Tacoma (SEA) 17:01 Chicago O'Hare (ORD) 2
Finnair AY 2541 Non-stop Boeing 737 (73J) 4:09 Effective 2026-08-16 through 2026-09-04
Codeshare flight, operated by Alaska Airlines.(AS 429)
Tue-Sun 10:52 Seattle-Tacoma (SEA) 17:01 Chicago O'Hare (ORD) 2
Finnair AY 2541 Non-stop Boeing 737 (73J) 4:09 Effective 2026-09-05 through 2026-09-27
Codeshare flight, operated by Alaska Airlines.(AS 429)
Daily 10:52 Seattle-Tacoma (SEA) 17:01 Chicago O'Hare (ORD) 2
Finnair AY 2541 Non-stop Boeing 737 (73J) 4:09 Effective 2026-09-28 through 2026-10-23
Codeshare flight, operated by Alaska Airlines.(AS 429)
Tue,Fri 10:52 Seattle-Tacoma (SEA) 17:01 Chicago O'Hare (ORD) 2
Finnair AY 2541 Non-stop Boeing 737 (73J) 4:09 Effective from 2026-10-27
Codeshare flight, operated by Alaska Airlines.(AS 429)
Mon,Wed,Thu,Sat,Sun 11:45 Seattle-Tacoma (SEA) 17:53 Chicago O'Hare (ORD) 2
Finnair AY 3911 Non-stop Boeing 737 (73J) 4:08 Effective 2026-03-29 through 2026-04-30
Codeshare flight, operated by Alaska Airlines.(AS 410)
Daily 11:45 Seattle-Tacoma (SEA) 17:53 Chicago O'Hare (ORD) 2
Finnair AY 3911 Non-stop Boeing 737 (73J) 4:08 Effective 2026-05-01 through 2026-05-12
Codeshare flight, operated by Alaska Airlines.(AS 410)
Daily 12:40 Seattle-Tacoma (SEA) 18:55 Chicago O'Hare (ORD) 2
Finnair AY 3911 Non-stop Boeing 737 (73J) 4:15 Effective 2026-05-13 through 2026-06-09
Codeshare flight, operated by Alaska Airlines.(AS 410)
Daily 13:45 Seattle-Tacoma (SEA) 19:55 Chicago O'Hare (ORD) 2
Finnair AY 3911 Non-stop Boeing 737 (73J) 4:10 Effective 2026-06-10 through 2026-08-14
Codeshare flight, operated by Alaska Airlines.(AS 410)
Tue-Fri,Sun 13:45 Seattle-Tacoma (SEA) 19:55 Chicago O'Hare (ORD) 2
Finnair AY 3911 Non-stop Boeing 737 (73J) 4:10 Effective 2026-08-16 through 2026-09-04
Codeshare flight, operated by Alaska Airlines.(AS 410)
Tue-Sun 13:45 Seattle-Tacoma (SEA) 19:55 Chicago O'Hare (ORD) 2
Finnair AY 3911 Non-stop Boeing 737 (73J) 4:10 Effective 2026-09-05 through 2026-09-27
Codeshare flight, operated by Alaska Airlines.(AS 410)
Daily 13:45 Seattle-Tacoma (SEA) 19:55 Chicago O'Hare (ORD) 2
Finnair AY 3911 Non-stop Boeing 737 (73J) 4:10 Effective 2026-09-28 through 2026-10-23
Codeshare flight, operated by Alaska Airlines.(AS 410)
Tue,Fri 13:45 Seattle-Tacoma (SEA) 19:55 Chicago O'Hare (ORD) 2
Finnair AY 3911 Non-stop Boeing 737 (73J) 4:10 Effective from 2026-10-27
Codeshare flight, operated by Alaska Airlines.(AS 410)
Tue,Fri,Sun 17:54 Seattle-Tacoma (SEA) 23:59 Chicago O'Hare (ORD) 2
Finnair AY 3981 Non-stop Boeing 737 (73J) 4:05 Effective 2026-06-12 through 2026-08-14
Codeshare flight, operated by Alaska Airlines.(AS 538)
Mon,Fri 17:54 Seattle-Tacoma (SEA) 23:59 Chicago O'Hare (ORD) 2
Finnair AY 3981 Non-stop Boeing 737 (73J) 4:05 Effective 2026-08-17 through 2026-09-28
Codeshare flight, operated by Alaska Airlines.(AS 538)
Tue,Fri,Sun 17:55 Seattle-Tacoma (SEA) 23:59 Chicago O'Hare (ORD) 2
Finnair AY 3981 Non-stop Boeing 737 (73J) 4:04 Effective 2026-05-15 through 2026-06-09
Codeshare flight, operated by Alaska Airlines.(AS 538)
Tue 18:00 Seattle-Tacoma (SEA) 23:58 Chicago O'Hare (ORD) 2
Finnair AY 3981 Non-stop Boeing 737 (73J) 3:58 Effective 2026-04-28 through 2026-05-05
Codeshare flight, operated by Alaska Airlines.(AS 538)
Tue,Sun 18:00 Seattle-Tacoma (SEA) 23:58 Chicago O'Hare (ORD) 2
Finnair AY 3981 Non-stop Boeing 737 (73J) 3:58 Effective 2026-05-10 through 2026-05-12
Codeshare flight, operated by Alaska Airlines.(AS 538)
Tue-Sun 13:24 Seattle-Tacoma (SEA) 19:45 Chicago O'Hare (ORD) 3
Finnair AY 4078 Non-stop Airbus A321 (321) 4:21 Effective 2026-09-09 through 2026-09-27
Codeshare flight, operated by American Airlines.(AA 2966)
Daily 13:24 Seattle-Tacoma (SEA) 19:45 Chicago O'Hare (ORD) 3
Finnair AY 4078 Non-stop Airbus A321 (321) 4:21 Effective 2026-09-28 through 2026-10-04
Codeshare flight, operated by American Airlines.(AA 2966)
Daily 13:32 Seattle-Tacoma (SEA) 19:40 Chicago O'Hare (ORD) 3
Finnair AY 4236 Non-stop Boeing 737-800 (738) 4:08 Effective 2026-08-05 through 2026-08-14
Codeshare flight, operated by American Airlines.(AA 1827)
Tue-Fri,Sun 13:32 Seattle-Tacoma (SEA) 19:40 Chicago O'Hare (ORD) 3
Finnair AY 4236 Non-stop Boeing 737-800 (738) 4:08 Effective 2026-08-16 through 2026-09-04
Codeshare flight, operated by American Airlines.(AA 1827)
Tue,Sat,Sun 13:32 Seattle-Tacoma (SEA) 19:40 Chicago O'Hare (ORD) 3
Finnair AY 4236 Non-stop Boeing 737-800 (738) 4:08 Effective 2026-09-05 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 1827)
Daily 11:34 Seattle-Tacoma (SEA) 17:55 Chicago O'Hare (ORD) 3
Finnair AY 5720 Non-stop Airbus A321 (321) 4:21 Effective 2026-10-05 through 2026-10-23
Codeshare flight, operated by American Airlines.(AA 2312)
Tue,Fri 11:34 Seattle-Tacoma (SEA) 17:55 Chicago O'Hare (ORD) 3
Finnair AY 5720 Non-stop Airbus A321 (321) 4:21 Effective from 2026-10-27
Codeshare flight, operated by American Airlines.(AA 2312)
Daily 13:30 Seattle-Tacoma (SEA) 19:45 Chicago O'Hare (ORD) 3
Finnair AY 5720 Non-stop Boeing 737-800 (738) 4:15 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 2523)
Daily 13:31 Seattle-Tacoma (SEA) 19:45 Chicago O'Hare (ORD) 3
Finnair AY 5720 Non-stop Boeing 737-800 (738) 4:14 Effective 2026-05-21 through 2026-07-01
Codeshare flight, operated by American Airlines.(AA 2520)
Mon,Wed,Thu,Sat,Sun 13:33 Seattle-Tacoma (SEA) 19:49 Chicago O'Hare (ORD) 3
Finnair AY 5720 Non-stop Boeing 737 MAX 8 (7M8) 4:16 Effective 2026-04-08 through 2026-04-30
Codeshare flight, operated by American Airlines.(AA 2741)
Daily 13:33 Seattle-Tacoma (SEA) 19:49 Chicago O'Hare (ORD) 3
Finnair AY 5720 Non-stop Boeing 737 MAX 8 (7M8) 4:16 Effective 2026-05-01 through 2026-05-20
Codeshare flight, operated by American Airlines.(AA 2741)
Mon,Wed,Thu,Sun 13:37 Seattle-Tacoma (SEA) 19:51 Chicago O'Hare (ORD) 3
Finnair AY 5744 Non-stop Boeing 737 MAX 8 (7M8) 4:14 Effective 2026-03-29 through 2026-04-06
Codeshare flight, operated by American Airlines.(AA 2398)




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Finnair flights from Seattle-Tacoma (SEA) to Chicago O'Hare (ORD).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Finnair AY2541
09:50
Seattle-Tacoma (SEA)

15:58
Chicago O'Hare (ORD) 2
Effective 2026-04-22 through 2026-04-30
Mon
Tue
-
Wed
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 429)
Duration: 4:08, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY2541
09:50
Seattle-Tacoma (SEA)

15:58
Chicago O'Hare (ORD) 2
Effective 2026-05-01 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 429)
Duration: 4:08, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY2541
10:50
Seattle-Tacoma (SEA)

17:02
Chicago O'Hare (ORD) 2
Effective 2026-05-13 through 2026-06-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 429)
Duration: 4:12, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY2541
10:52
Seattle-Tacoma (SEA)

17:01
Chicago O'Hare (ORD) 2
Effective 2026-06-10 through 2026-08-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 429)
Duration: 4:09, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY2541
10:52
Seattle-Tacoma (SEA)

17:01
Chicago O'Hare (ORD) 2
Effective 2026-08-16 through 2026-09-04
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 429)
Duration: 4:09, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY2541
10:52
Seattle-Tacoma (SEA)

17:01
Chicago O'Hare (ORD) 2
Effective 2026-09-05 through 2026-09-27
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 429)
Duration: 4:09, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY2541
10:52
Seattle-Tacoma (SEA)

17:01
Chicago O'Hare (ORD) 2
Effective 2026-09-28 through 2026-10-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 429)
Duration: 4:09, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY2541
10:52
Seattle-Tacoma (SEA)

17:01
Chicago O'Hare (ORD) 2
Effective from 2026-10-27
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 429)
Duration: 4:09, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY3911
11:45
Seattle-Tacoma (SEA)

17:53
Chicago O'Hare (ORD) 2
Effective 2026-03-29 through 2026-04-30
Mon
Tue
-
Wed
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 410)
Duration: 4:08, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY3911
11:45
Seattle-Tacoma (SEA)

17:53
Chicago O'Hare (ORD) 2
Effective 2026-05-01 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 410)
Duration: 4:08, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY3911
12:40
Seattle-Tacoma (SEA)

18:55
Chicago O'Hare (ORD) 2
Effective 2026-05-13 through 2026-06-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 410)
Duration: 4:15, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY3911
13:45
Seattle-Tacoma (SEA)

19:55
Chicago O'Hare (ORD) 2
Effective 2026-06-10 through 2026-08-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 410)
Duration: 4:10, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY3911
13:45
Seattle-Tacoma (SEA)

19:55
Chicago O'Hare (ORD) 2
Effective 2026-08-16 through 2026-09-04
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 410)
Duration: 4:10, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY3911
13:45
Seattle-Tacoma (SEA)

19:55
Chicago O'Hare (ORD) 2
Effective 2026-09-05 through 2026-09-27
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 410)
Duration: 4:10, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY3911
13:45
Seattle-Tacoma (SEA)

19:55
Chicago O'Hare (ORD) 2
Effective 2026-09-28 through 2026-10-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 410)
Duration: 4:10, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY3911
13:45
Seattle-Tacoma (SEA)

19:55
Chicago O'Hare (ORD) 2
Effective from 2026-10-27
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 410)
Duration: 4:10, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY3981
17:54
Seattle-Tacoma (SEA)

23:59
Chicago O'Hare (ORD) 2
Effective 2026-06-12 through 2026-08-14
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 538)
Duration: 4:05, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY3981
17:54
Seattle-Tacoma (SEA)

23:59
Chicago O'Hare (ORD) 2
Effective 2026-08-17 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 538)
Duration: 4:05, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY3981
17:55
Seattle-Tacoma (SEA)

23:59
Chicago O'Hare (ORD) 2
Effective 2026-05-15 through 2026-06-09
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 538)
Duration: 4:04, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY3981
18:00
Seattle-Tacoma (SEA)

23:58
Chicago O'Hare (ORD) 2
Effective 2026-04-28 through 2026-05-05
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 538)
Duration: 3:58, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY3981
18:00
Seattle-Tacoma (SEA)

23:58
Chicago O'Hare (ORD) 2
Effective 2026-05-10 through 2026-05-12
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 538)
Duration: 3:58, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Finnair AY4078
13:24
Seattle-Tacoma (SEA)

19:45
Chicago O'Hare (ORD) 3
Effective 2026-09-09 through 2026-09-27
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2966)
Duration: 4:21, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
Finnair AY4078
13:24
Seattle-Tacoma (SEA)

19:45
Chicago O'Hare (ORD) 3
Effective 2026-09-28 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2966)
Duration: 4:21, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
Finnair AY4236
13:32
Seattle-Tacoma (SEA)

19:40
Chicago O'Hare (ORD) 3
Effective 2026-08-05 through 2026-08-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1827)
Duration: 4:08, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Finnair AY4236
13:32
Seattle-Tacoma (SEA)

19:40
Chicago O'Hare (ORD) 3
Effective 2026-08-16 through 2026-09-04
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 1827)
Duration: 4:08, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Finnair AY4236
13:32
Seattle-Tacoma (SEA)

19:40
Chicago O'Hare (ORD) 3
Effective 2026-09-05 through 2026-09-08
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1827)
Duration: 4:08, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Finnair AY5720
11:34
Seattle-Tacoma (SEA)

17:55
Chicago O'Hare (ORD) 3
Effective 2026-10-05 through 2026-10-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2312)
Duration: 4:21, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
Finnair AY5720
11:34
Seattle-Tacoma (SEA)

17:55
Chicago O'Hare (ORD) 3
Effective from 2026-10-27
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 2312)
Duration: 4:21, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
Finnair AY5720
13:30
Seattle-Tacoma (SEA)

19:45
Chicago O'Hare (ORD) 3
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2523)
Duration: 4:15, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Finnair AY5720
13:31
Seattle-Tacoma (SEA)

19:45
Chicago O'Hare (ORD) 3
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2520)
Duration: 4:14, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Finnair AY5720
13:33
Seattle-Tacoma (SEA)

19:49
Chicago O'Hare (ORD) 3
Effective 2026-04-08 through 2026-04-30
Mon
Tue
-
Wed
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2741)
Duration: 4:16, non-stop
Boeing 737 MAX 8 (7M8)
Direct Codeshare Flights:
Finnair AY5720
13:33
Seattle-Tacoma (SEA)

19:49
Chicago O'Hare (ORD) 3
Effective 2026-05-01 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2741)
Duration: 4:16, non-stop
Boeing 737 MAX 8 (7M8)
Direct Codeshare Flights:
Finnair AY5744
13:37
Seattle-Tacoma (SEA)

19:51
Chicago O'Hare (ORD) 3
Effective 2026-03-29 through 2026-04-06
Mon
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 2398)
Duration: 4:14, non-stop
Boeing 737 MAX 8 (7M8)
  • A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Chicago O'Hare airport (ORD).
  • The flight distance is 1715 miles, or 2760 km.
  • The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-6 . 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 3:58 and 4:21.
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