All airlines flying from Seattle-Tacoma (SEA) to Chicago O'Hare (ORD).

FLIGHT SCHEDULE
Direct Flights:
Daily 10:40 Seattle-Tacoma (SEA) 16:25 Chicago O'Hare (ORD) China Cargo Airlines CK 225 Non-stop Boeing 777 Freighter (77F) 3:45 This is a Scheduled Cargo flight.
Daily 05:40 Seattle-Tacoma (SEA) 11:25 Chicago O'Hare (ORD) China Cargo Airlines CK 227 Non-stop Boeing 777 Freighter (77F) 3:45 This is a Scheduled Cargo flight.
Wed 07:00 Seattle-Tacoma (SEA) 13:04 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737 (73J) 4:04 Operates only on 2026-03-18
Sun 07:55 Seattle-Tacoma (SEA) 14:05 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-02-15 through 2026-03-08
Sun 07:57 Seattle-Tacoma (SEA) 14:07 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737-800 (73H) 4:10 Operates only on 2026-03-15
Wed-Fri 08:00 Seattle-Tacoma (SEA) 14:11 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737 MAX 8 (7M8) 4:11 Effective 2026-02-12 through 2026-02-19
Mon,Tue,Fri,Sat 08:00 Seattle-Tacoma (SEA) 14:11 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737-800 (73H) 4:11 Effective 2026-02-14 through 2026-02-24
Tue-Fri 08:00 Seattle-Tacoma (SEA) 14:11 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737 MAX 8 (7M8) 4:11 Effective 2026-02-25 through 2026-03-05
Mon,Fri,Sat 08:00 Seattle-Tacoma (SEA) 14:11 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737-800 (73H) 4:11 Effective 2026-02-28 through 2026-03-09
Mon,Wed-Sat 08:00 Seattle-Tacoma (SEA) 14:11 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737-800 (73H) 4:11 Effective 2026-03-11 through 2026-03-16
Tue 08:00 Seattle-Tacoma (SEA) 14:11 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737 MAX 9 (7M9) 4:11 Operates only on 2026-03-17
Daily 08:00 Seattle-Tacoma (SEA) 14:21 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737 (73J) 4:21 Effective 2026-03-19 through 2026-05-12
Tue 08:02 Seattle-Tacoma (SEA) 14:13 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737 MAX 8 (7M8) 4:11 Operates only on 2026-03-10
Daily 08:03 Seattle-Tacoma (SEA) 14:12 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737 (73J) 4:09 Effective from 2026-06-10
Daily 08:04 Seattle-Tacoma (SEA) 14:18 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737 (73J) 4:14 Effective 2026-05-13 through 2026-06-09
Daily 08:30 Seattle-Tacoma (SEA) 14:41 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737 (73J) 4:11 Valid until 2026-01-04
Mon,Tue 08:30 Seattle-Tacoma (SEA) 14:41 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737-800 (73H) 4:11 Effective 2026-01-05 through 2026-01-06
Mon-Fri,Sun 08:30 Seattle-Tacoma (SEA) 14:38 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737 (73J) 4:08 Effective 2026-01-07 through 2026-01-16
Sat 08:30 Seattle-Tacoma (SEA) 14:38 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737-800 (73H) 4:08 Operates only on 2026-01-10
Daily 08:30 Seattle-Tacoma (SEA) 14:38 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737 (73J) 4:08 Effective 2026-01-17 through 2026-01-31
Sun 08:30 Seattle-Tacoma (SEA) 14:38 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737-800 (73H) 4:08 Operates only on 2026-02-01
Mon,Wed,Fri,Sun 08:30 Seattle-Tacoma (SEA) 14:38 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737 (73J) 4:08 Effective 2026-02-02 through 2026-02-09
Tue,Thu,Sat 08:30 Seattle-Tacoma (SEA) 14:38 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737 MAX 9 (7M9) 4:08 Effective 2026-02-03 through 2026-02-07
Tue,Wed 08:30 Seattle-Tacoma (SEA) 14:38 Chicago O'Hare (ORD) 2 Alaska Airlines AS 265 Non-stop Boeing 737 (73J) 4:08 Effective 2026-02-10 through 2026-02-11
Mon,Tue,Fri,Sat 00:25 Seattle-Tacoma (SEA) 06:29 Chicago O'Hare (ORD) 2 Alaska Airlines AS 328 Non-stop Boeing 737 (73J) 4:04 Valid until 2026-01-06
Sun 00:25 Seattle-Tacoma (SEA) 06:29 Chicago O'Hare (ORD) 2 Alaska Airlines AS 328 Non-stop Boeing 737 MAX 9 (7M9) 4:04 Operates only on 2026-01-04
Daily 00:58 Seattle-Tacoma (SEA) 07:00 Chicago O'Hare (ORD) 2 Alaska Airlines AS 328 Non-stop Boeing 737 (73J) 4:02 Effective from 2026-06-11
Wed 23:00 Seattle-Tacoma (SEA) 05:04 Chicago O'Hare (ORD) 2 Alaska Airlines AS 328 Non-stop Boeing 737 (73J) 4:04 Operates only on 2026-03-18 The flight arrives 1 day after departure.
Daily 23:00 Seattle-Tacoma (SEA) 05:00 Chicago O'Hare (ORD) 2 Alaska Airlines AS 328 Non-stop Boeing 737 (73J) 4:00 Effective 2026-03-19 through 2026-05-12 The flight arrives 1 day after departure.
Daily 23:40 Seattle-Tacoma (SEA) 05:40 Chicago O'Hare (ORD) 2 Alaska Airlines AS 328 Non-stop Boeing 737 (73J) 4:00 Effective 2026-05-13 through 2026-06-09 The flight arrives 1 day after departure.
Daily 16:19 Seattle-Tacoma (SEA) 22:23 Chicago O'Hare (ORD) 2 Alaska Airlines AS 330 Non-stop Boeing 737 (73J) 4:04 Effective 2026-05-13 through 2026-06-09
Daily 16:25 Seattle-Tacoma (SEA) 22:32 Chicago O'Hare (ORD) 2 Alaska Airlines AS 342 Non-stop Boeing 737 (73J) 4:07 Effective 2026-06-10 through 2026-08-18
Thu 06:00 Seattle-Tacoma (SEA) 12:01 Chicago O'Hare (ORD) 2 Alaska Airlines AS 356 Non-stop Boeing 737-800 (73H) 4:01 Operates only on 2026-02-12
Mon,Thu,Fri 06:00 Seattle-Tacoma (SEA) 12:01 Chicago O'Hare (ORD) 2 Alaska Airlines AS 356 Non-stop Boeing 737 (73J) 4:01 Effective 2026-02-13 through 2026-03-13
Mon 06:00 Seattle-Tacoma (SEA) 12:01 Chicago O'Hare (ORD) 2 Alaska Airlines AS 356 Non-stop Boeing 737-800 (73H) 4:01 Operates only on 2026-03-16
Daily 06:00 Seattle-Tacoma (SEA) 12:08 Chicago O'Hare (ORD) 2 Alaska Airlines AS 408 Non-stop Boeing 737 (73J) 4:08 Effective 2026-06-10 through 2026-10-02
Mon,Tue,Sat,Sun 06:00 Seattle-Tacoma (SEA) 12:13 Chicago O'Hare (ORD) 2 Alaska Airlines AS 410 Non-stop Boeing 737 (73J) 4:13 Valid until 2026-01-06
Fri 06:00 Seattle-Tacoma (SEA) 12:13 Chicago O'Hare (ORD) 2 Alaska Airlines AS 410 Non-stop Boeing 737 MAX 9 (7M9) 4:13 Operates only on 2026-01-02
Mon,Thu 10:22 Seattle-Tacoma (SEA) 16:33 Chicago O'Hare (ORD) 2 Alaska Airlines AS 410 Non-stop Boeing 737-800 (73H) 4:11 Effective 2026-02-12 through 2026-02-16
Tue-Sun 10:22 Seattle-Tacoma (SEA) 16:33 Chicago O'Hare (ORD) 2 Alaska Airlines AS 410 Non-stop Boeing 737 (73J) 4:11 Effective 2026-02-13 through 2026-02-22
Daily 10:22 Seattle-Tacoma (SEA) 16:33 Chicago O'Hare (ORD) 2 Alaska Airlines AS 410 Non-stop Boeing 737 (73J) 4:11 Effective 2026-02-23 through 2026-03-13
Sat 10:22 Seattle-Tacoma (SEA) 16:33 Chicago O'Hare (ORD) 2 Alaska Airlines AS 410 Non-stop Boeing 737 MAX 9 (7M9) 4:11 Operates only on 2026-03-14
Tue,Sun 10:22 Seattle-Tacoma (SEA) 16:33 Chicago O'Hare (ORD) 2 Alaska Airlines AS 410 Non-stop Boeing 737 (73J) 4:11 Effective 2026-03-15 through 2026-03-17
Mon 10:22 Seattle-Tacoma (SEA) 16:33 Chicago O'Hare (ORD) 2 Alaska Airlines AS 410 Non-stop Boeing 737 MAX 8 (7M8) 4:11 Operates only on 2026-03-16
Mon-Fri,Sun 11:00 Seattle-Tacoma (SEA) 17:10 Chicago O'Hare (ORD) 2 Alaska Airlines AS 410 Non-stop Boeing 737 (73J) 4:10 Effective 2026-01-07 through 2026-01-15
Fri 11:00 Seattle-Tacoma (SEA) 17:10 Chicago O'Hare (ORD) 2 Alaska Airlines AS 410 Non-stop Boeing 737-800 (73H) 4:10 Operates only on 2026-01-16
Mon-Fri,Sun 11:00 Seattle-Tacoma (SEA) 17:10 Chicago O'Hare (ORD) 2 Alaska Airlines AS 410 Non-stop Boeing 737 (73J) 4:10 Effective 2026-01-18 through 2026-01-28
Mon,Thu,Fri 11:00 Seattle-Tacoma (SEA) 17:10 Chicago O'Hare (ORD) 2 Alaska Airlines AS 410 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-01-29 through 2026-02-02
Tue-Fri,Sun 11:00 Seattle-Tacoma (SEA) 17:10 Chicago O'Hare (ORD) 2 Alaska Airlines AS 410 Non-stop Boeing 737 (73J) 4:10 Effective 2026-02-01 through 2026-02-08
Mon-Wed 11:00 Seattle-Tacoma (SEA) 17:10 Chicago O'Hare (ORD) 2 Alaska Airlines AS 410 Non-stop Boeing 737 (73J) 4:10 Effective 2026-02-09 through 2026-02-11

1 2 3 4 ... 14 15 16

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 3:45 and 4:27.

Return (ORD-SEA) flights

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All airlines flying from Seattle-Tacoma (SEA) to Chicago O'Hare (ORD).

FLIGHT SCHEDULE

Direct Flights:

China Cargo Airlines CK225

10:40

Seattle-Tacoma (SEA)

16:25

Chicago O'Hare (ORD)

This is a Scheduled Cargo flight.

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:45, non-stop
Boeing 777 Freighter (77F)

Direct Flights:

China Cargo Airlines CK227

05:40

Seattle-Tacoma (SEA)

11:25

Chicago O'Hare (ORD)

This is a Scheduled Cargo flight.

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:45, non-stop
Boeing 777 Freighter (77F)

Direct Flights:

Alaska Airlines AS265

07:00

Seattle-Tacoma (SEA)

13:04

Chicago O'Hare (ORD) 2

Operates only on 2026-03-18

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:04, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS265

07:55

Seattle-Tacoma (SEA)

14:05

Chicago O'Hare (ORD) 2

Effective 2026-02-15 through 2026-03-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS265

07:57

Seattle-Tacoma (SEA)

14:07

Chicago O'Hare (ORD) 2

Operates only on 2026-03-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS265

08:00

Seattle-Tacoma (SEA)

14:11

Chicago O'Hare (ORD) 2

Effective 2026-02-12 through 2026-02-19

Mon
-

Tue
-

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 4:11, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Alaska Airlines AS265

08:00

Seattle-Tacoma (SEA)

14:11

Chicago O'Hare (ORD) 2

Effective 2026-02-14 through 2026-02-24

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun
-

Duration: 4:11, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS265

08:00

Seattle-Tacoma (SEA)

14:11

Chicago O'Hare (ORD) 2

Effective 2026-02-25 through 2026-03-05

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 4:11, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Alaska Airlines AS265

08:00

Seattle-Tacoma (SEA)

14:11

Chicago O'Hare (ORD) 2

Effective 2026-02-28 through 2026-03-09

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat

Sun
-

Duration: 4:11, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS265

08:00

Seattle-Tacoma (SEA)

14:11

Chicago O'Hare (ORD) 2

Effective 2026-03-11 through 2026-03-16

Mon

Tue
-

Wed

Thu

Fri

Sat

Sun
-

Duration: 4:11, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS265

08:00

Seattle-Tacoma (SEA)

14:11

Chicago O'Hare (ORD) 2

Operates only on 2026-03-17

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:11, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS265

08:00

Seattle-Tacoma (SEA)

14:21

Chicago O'Hare (ORD) 2

Effective 2026-03-19 through 2026-05-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:21, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS265

08:02

Seattle-Tacoma (SEA)

14:13

Chicago O'Hare (ORD) 2

Operates only on 2026-03-10

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:11, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Alaska Airlines AS265

08:03

Seattle-Tacoma (SEA)

14:12

Chicago O'Hare (ORD) 2

Effective from 2026-06-10

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:09, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS265

08:04

Seattle-Tacoma (SEA)

14:18

Chicago O'Hare (ORD) 2

Effective 2026-05-13 through 2026-06-09

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:14, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS265

08:30

Seattle-Tacoma (SEA)

14:41

Chicago O'Hare (ORD) 2

Valid until 2026-01-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:11, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS265

08:30

Seattle-Tacoma (SEA)

14:41

Chicago O'Hare (ORD) 2

Effective 2026-01-05 through 2026-01-06

Mon

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:11, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS265

08:30

Seattle-Tacoma (SEA)

14:38

Chicago O'Hare (ORD) 2

Effective 2026-01-07 through 2026-01-16

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 4:08, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS265

08:30

Seattle-Tacoma (SEA)

14:38

Chicago O'Hare (ORD) 2

Operates only on 2026-01-10

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:08, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS265

08:30

Seattle-Tacoma (SEA)

14:38

Chicago O'Hare (ORD) 2

Effective 2026-01-17 through 2026-01-31

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:08, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS265

08:30

Seattle-Tacoma (SEA)

14:38

Chicago O'Hare (ORD) 2

Operates only on 2026-02-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:08, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS265

08:30

Seattle-Tacoma (SEA)

14:38

Chicago O'Hare (ORD) 2

Effective 2026-02-02 through 2026-02-09

Mon

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Duration: 4:08, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS265

08:30

Seattle-Tacoma (SEA)

14:38

Chicago O'Hare (ORD) 2

Effective 2026-02-03 through 2026-02-07

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat

Sun
-

Duration: 4:08, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS265

08:30

Seattle-Tacoma (SEA)

14:38

Chicago O'Hare (ORD) 2

Effective 2026-02-10 through 2026-02-11

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:08, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS328

00:25

Seattle-Tacoma (SEA)

06:29

Chicago O'Hare (ORD) 2

Valid until 2026-01-06

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun
-

Duration: 4:04, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS328

00:25

Seattle-Tacoma (SEA)

06:29

Chicago O'Hare (ORD) 2

Operates only on 2026-01-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:04, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS328

00:58

Seattle-Tacoma (SEA)

07:00

Chicago O'Hare (ORD) 2

Effective from 2026-06-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:02, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS328

23:00

Seattle-Tacoma (SEA)

05:04(+1)

Chicago O'Hare (ORD) 2

Operates only on 2026-03-18

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:04, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

Direct Flights:

Alaska Airlines AS328

23:00

Seattle-Tacoma (SEA)

05:00(+1)

Chicago O'Hare (ORD) 2

Effective 2026-03-19 through 2026-05-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:00, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

Direct Flights:

Alaska Airlines AS328

23:40

Seattle-Tacoma (SEA)

05:40(+1)

Chicago O'Hare (ORD) 2

Effective 2026-05-13 through 2026-06-09

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:00, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

Direct Flights:

Alaska Airlines AS330

16:19

Seattle-Tacoma (SEA)

22:23

Chicago O'Hare (ORD) 2

Effective 2026-05-13 through 2026-06-09

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:04, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS342

16:25

Seattle-Tacoma (SEA)

22:32

Chicago O'Hare (ORD) 2

Effective 2026-06-10 through 2026-08-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:07, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS356

06:00

Seattle-Tacoma (SEA)

12:01

Chicago O'Hare (ORD) 2

Operates only on 2026-02-12

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 4:01, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS356

06:00

Seattle-Tacoma (SEA)

12:01

Chicago O'Hare (ORD) 2

Effective 2026-02-13 through 2026-03-13

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 4:01, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS356

06:00

Seattle-Tacoma (SEA)

12:01

Chicago O'Hare (ORD) 2

Operates only on 2026-03-16

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:01, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS408

06:00

Seattle-Tacoma (SEA)

12:08

Chicago O'Hare (ORD) 2

Effective 2026-06-10 through 2026-10-02

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:08, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS410

06:00

Seattle-Tacoma (SEA)

12:13

Chicago O'Hare (ORD) 2

Valid until 2026-01-06

Mon

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun

Duration: 4:13, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS410

06:00

Seattle-Tacoma (SEA)

12:13

Chicago O'Hare (ORD) 2

Operates only on 2026-01-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 4:13, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS410

10:22

Seattle-Tacoma (SEA)

16:33

Chicago O'Hare (ORD) 2

Effective 2026-02-12 through 2026-02-16

Mon

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 4:11, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS410

10:22

Seattle-Tacoma (SEA)

16:33

Chicago O'Hare (ORD) 2

Effective 2026-02-13 through 2026-02-22

Mon
-

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:11, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS410

10:22

Seattle-Tacoma (SEA)

16:33

Chicago O'Hare (ORD) 2

Effective 2026-02-23 through 2026-03-13

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:11, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS410

10:22

Seattle-Tacoma (SEA)

16:33

Chicago O'Hare (ORD) 2

Operates only on 2026-03-14

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:11, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS410

10:22

Seattle-Tacoma (SEA)

16:33

Chicago O'Hare (ORD) 2

Effective 2026-03-15 through 2026-03-17

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:11, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS410

10:22

Seattle-Tacoma (SEA)

16:33

Chicago O'Hare (ORD) 2

Operates only on 2026-03-16

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:11, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Alaska Airlines AS410

11:00

Seattle-Tacoma (SEA)

17:10

Chicago O'Hare (ORD) 2

Effective 2026-01-07 through 2026-01-15

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 4:10, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS410

11:00

Seattle-Tacoma (SEA)

17:10

Chicago O'Hare (ORD) 2

Operates only on 2026-01-16

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS410

11:00

Seattle-Tacoma (SEA)

17:10

Chicago O'Hare (ORD) 2

Effective 2026-01-18 through 2026-01-28

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 4:10, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS410

11:00

Seattle-Tacoma (SEA)

17:10

Chicago O'Hare (ORD) 2

Effective 2026-01-29 through 2026-02-02

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS410

11:00

Seattle-Tacoma (SEA)

17:10

Chicago O'Hare (ORD) 2

Effective 2026-02-01 through 2026-02-08

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 4:10, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS410

11:00

Seattle-Tacoma (SEA)

17:10

Chicago O'Hare (ORD) 2

Effective 2026-02-09 through 2026-02-11

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:10, non-stop
Boeing 737 (73J)

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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 3:45 and 4:27.

Return (ORD-SEA) flights

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