All airlines flying from Chicago O'Hare (ORD) to Seattle-Tacoma (SEA).
| FLIGHT SCHEDULE |
|---|
| Direct Flights: |
| Daily
16:20
Chicago O'Hare (ORD) 1
19:03
Seattle-Tacoma (SEA) United Airlines UA 1801 Non-stop Airbus A321neo (32Q) 4:43 Effective 2026-02-12 through 2026-03-28 |
| Daily
16:20
Chicago O'Hare (ORD) 1
19:00
Seattle-Tacoma (SEA) United Airlines UA 1801 Non-stop Airbus A321neo (32Q) 4:40 Effective 2026-03-29 through 2026-05-20 |
| Daily
11:45
Chicago O'Hare (ORD) 3
14:24
Seattle-Tacoma (SEA) American Airlines AA 1802 Non-stop Boeing 737-800 (738) 4:39 Effective 2026-09-09 through 2026-10-04 |
| Daily
10:05
Chicago O'Hare (ORD) 3
12:42
Seattle-Tacoma (SEA) American Airlines AA 1827 Non-stop Boeing 737-800 (738) 4:37 Effective 2026-08-05 through 2026-09-08 |
| Daily
11:45
Chicago O'Hare (ORD) 3
14:19
Seattle-Tacoma (SEA) American Airlines AA 1829 Non-stop Boeing 737-800 (738) 4:34 Effective 2026-08-05 through 2026-09-08 |
| Daily
07:10
Chicago O'Hare (ORD) 1
10:00
Seattle-Tacoma (SEA) United Airlines UA 2031 Non-stop Boeing 737 MAX 9 (7M9) 4:50 Effective 2026-05-21 through 2026-10-24 |
| Tue,Wed
07:10
Chicago O'Hare (ORD) 1
10:00
Seattle-Tacoma (SEA) United Airlines UA 2031 Non-stop Boeing 737 MAX 9 (7M9) 4:50 Effective from 2026-10-27 |
| Daily
06:00
Chicago O'Hare (ORD) 5
08:47
Seattle-Tacoma (SEA) Delta Air Lines DL 2041 Non-stop Airbus A220-300 (223) 4:47 Valid until 2026-01-04 |
| Daily
07:20
Chicago O'Hare (ORD) 5
09:58
Seattle-Tacoma (SEA) Delta Air Lines DL 2041 Non-stop Boeing 737-800 (738) 4:38 Effective 2026-03-08 through 2026-03-14 |
| Daily
07:20
Chicago O'Hare (ORD) 5
10:00
Seattle-Tacoma (SEA) Delta Air Lines DL 2041 Non-stop Boeing 737-800 (738) 4:40 Effective 2026-03-15 through 2026-04-12 |
| Daily
07:20
Chicago O'Hare (ORD) 5
09:57
Seattle-Tacoma (SEA) Delta Air Lines DL 2041 Non-stop Boeing 737-800 (738) 4:37 Effective 2026-05-07 through 2026-10-05 |
| Daily
07:20
Chicago O'Hare (ORD) 5
10:05
Seattle-Tacoma (SEA) Delta Air Lines DL 2041 Non-stop Boeing 737-800 (738) 4:45 Effective from 2026-10-06 |
| Daily
07:25
Chicago O'Hare (ORD) 5
10:04
Seattle-Tacoma (SEA) Delta Air Lines DL 2041 Non-stop Airbus A220-300 (223) 4:39 Effective 2026-04-13 through 2026-05-06 |
| Daily
07:30
Chicago O'Hare (ORD) 5
10:15
Seattle-Tacoma (SEA) Delta Air Lines DL 2041 Non-stop Airbus A220-300 (223) 4:45 Effective 2026-01-05 through 2026-02-11 |
| Daily
07:40
Chicago O'Hare (ORD) 5
10:25
Seattle-Tacoma (SEA) Delta Air Lines DL 2041 Non-stop Airbus A220-300 (223) 4:45 Effective 2026-02-12 through 2026-03-07 |
| Daily
14:15
Chicago O'Hare (ORD) 5
17:00
Seattle-Tacoma (SEA) Delta Air Lines DL 2055 Non-stop Airbus A220-300 (223) 4:45 Valid until 2026-01-04 |
| Mon-Fri,Sun
14:20
Chicago O'Hare (ORD) 5
17:00
Seattle-Tacoma (SEA) Delta Air Lines DL 2055 Non-stop Airbus A220-300 (223) 4:40 Effective 2026-01-05 through 2026-01-16 |
| Mon-Fri,Sun
14:20
Chicago O'Hare (ORD) 5
17:00
Seattle-Tacoma (SEA) Delta Air Lines DL 2055 Non-stop Airbus A220-300 (223) 4:40 Effective 2026-01-19 through 2026-02-06 |
| Mon-Fri
14:20
Chicago O'Hare (ORD) 5
17:00
Seattle-Tacoma (SEA) Delta Air Lines DL 2055 Non-stop Airbus A220-300 (223) 4:40 Effective 2026-02-09 through 2026-02-20 |
| Mon-Fri,Sun
14:20
Chicago O'Hare (ORD) 5
17:00
Seattle-Tacoma (SEA) Delta Air Lines DL 2055 Non-stop Airbus A220-300 (223) 4:40 Effective 2026-02-22 through 2026-03-06 |
| Daily
08:50
Chicago O'Hare (ORD) 1
11:32
Seattle-Tacoma (SEA) United Airlines UA 2099 Non-stop Boeing 737-900 (739) 4:42 Effective 2026-01-06 through 2026-02-11 |
| Daily
08:50
Chicago O'Hare (ORD) 1
11:40
Seattle-Tacoma (SEA) United Airlines UA 2099 Non-stop Boeing 737 MAX 9 (7M9) 4:50 Effective from 2026-05-21 |
| Daily
08:55
Chicago O'Hare (ORD) 1
11:39
Seattle-Tacoma (SEA) United Airlines UA 2099 Non-stop Airbus A321neo (32Q) 4:44 Effective 2026-04-30 through 2026-05-20 |
| Mon-Fri
09:00
Chicago O'Hare (ORD) 1
11:49
Seattle-Tacoma (SEA) United Airlines UA 2099 Non-stop Boeing 737-800 (738) 4:49 Effective 2026-03-05 through 2026-03-27 |
| Sat
09:00
Chicago O'Hare (ORD) 1
11:49
Seattle-Tacoma (SEA) United Airlines UA 2099 Non-stop Boeing 737-900 (739) 4:49 Effective 2026-03-07 through 2026-03-28 |
| Sun
09:00
Chicago O'Hare (ORD) 1
11:49
Seattle-Tacoma (SEA) United Airlines UA 2099 Non-stop Boeing 737 MAX 9 (7M9) 4:49 Effective 2026-03-08 through 2026-03-22 |
| Daily
09:00
Chicago O'Hare (ORD) 1
11:42
Seattle-Tacoma (SEA) United Airlines UA 2099 Non-stop Boeing 737 MAX 9 (7M9) 4:42 Effective 2026-03-29 through 2026-04-29 |
| Daily
14:55
Chicago O'Hare (ORD) 3
17:29
Seattle-Tacoma (SEA) American Airlines AA 2200 Non-stop Airbus A321 (321) 4:34 Effective 2026-09-09 through 2026-10-04 |
| Sat
19:06
Chicago O'Hare (ORD) 3
21:50
Seattle-Tacoma (SEA) American Airlines AA 2202 Non-stop Boeing 737-800 (738) 4:44 Operates only on 2026-01-17 |
| Mon,Thu-Sun
19:36
Chicago O'Hare (ORD) 3
22:20
Seattle-Tacoma (SEA) American Airlines AA 2202 Non-stop Boeing 737-800 (738) 4:44 Effective 2026-01-08 through 2026-01-16 |
| Mon,Thu-Sun
19:36
Chicago O'Hare (ORD) 3
22:20
Seattle-Tacoma (SEA) American Airlines AA 2202 Non-stop Boeing 737-800 (738) 4:44 Effective 2026-01-18 through 2026-02-09 |
| Mon,Tue,Thu-Sun
19:55
Chicago O'Hare (ORD) 1
22:47
Seattle-Tacoma (SEA) United Airlines UA 2211 Non-stop Airbus A321neo (32Q) 4:52 Valid until 2026-01-05 |
| Daily
19:55
Chicago O'Hare (ORD) 1
22:29
Seattle-Tacoma (SEA) United Airlines UA 2211 Non-stop Boeing 737 MAX 8 (7M8) 4:34 Effective from 2026-05-21 |
| Sat
19:57
Chicago O'Hare (ORD) 1
22:41
Seattle-Tacoma (SEA) United Airlines UA 2211 Non-stop Boeing 737 MAX 9 (7M9) 4:44 Operates only on 2026-03-07 |
| Daily
19:59
Chicago O'Hare (ORD) 1
22:43
Seattle-Tacoma (SEA) United Airlines UA 2211 Non-stop Boeing 737 MAX 8 (7M8) 4:44 Effective 2026-02-12 through 2026-03-04 |
| Daily
20:00
Chicago O'Hare (ORD) 1
22:42
Seattle-Tacoma (SEA) United Airlines UA 2211 Non-stop Boeing 737 MAX 9 (7M9) 4:42 Effective 2026-04-30 through 2026-05-20 |
| Mon-Fri,Sun
20:01
Chicago O'Hare (ORD) 1
22:45
Seattle-Tacoma (SEA) United Airlines UA 2211 Non-stop Boeing 737 MAX 9 (7M9) 4:44 Effective 2026-03-05 through 2026-03-13 |
| Daily
20:01
Chicago O'Hare (ORD) 1
22:45
Seattle-Tacoma (SEA) United Airlines UA 2211 Non-stop Boeing 737 MAX 9 (7M9) 4:44 Effective 2026-03-14 through 2026-03-28 |
| Daily
20:08
Chicago O'Hare (ORD) 1
22:50
Seattle-Tacoma (SEA) United Airlines UA 2211 Non-stop Boeing 737 MAX 9 (7M9) 4:42 Effective 2026-03-29 through 2026-04-29 |
| Daily
06:45
Chicago O'Hare (ORD) 3
09:19
Seattle-Tacoma (SEA) American Airlines AA 2312 Non-stop Airbus A321 (321) 4:34 Effective from 2026-10-05 |
| Daily
09:00
Chicago O'Hare (ORD) 1
11:49
Seattle-Tacoma (SEA) United Airlines UA 2395 Non-stop Boeing 737 MAX 9 (7M9) 4:49 Effective 2026-02-12 through 2026-03-04 |
| Mon,Thu,Fri
09:45
Chicago O'Hare (ORD) 3
12:28
Seattle-Tacoma (SEA) American Airlines AA 2398 Non-stop Boeing 737 MAX 8 (7M8) 4:43 Effective 2026-02-12 through 2026-02-27 |
| Mon,Thu,Fri,Sun
09:45
Chicago O'Hare (ORD) 3
12:28
Seattle-Tacoma (SEA) American Airlines AA 2398 Non-stop Boeing 737 MAX 8 (7M8) 4:43 Effective 2026-03-01 through 2026-03-06 |
| Daily
09:45
Chicago O'Hare (ORD) 3
12:26
Seattle-Tacoma (SEA) American Airlines AA 2398 Non-stop Boeing 737-800 (738) 4:41 Effective from 2026-10-05 |
| Wed
09:46
Chicago O'Hare (ORD) 3
12:33
Seattle-Tacoma (SEA) American Airlines AA 2398 Non-stop Boeing 737-800 (738) 4:47 Effective 2026-02-18 through 2026-03-04 |
| Tue
09:49
Chicago O'Hare (ORD) 3
12:32
Seattle-Tacoma (SEA) American Airlines AA 2398 Non-stop Boeing 737 MAX 8 (7M8) 4:43 Effective 2026-02-17 through 2026-03-03 |
| Mon-Fri,Sun
10:03
Chicago O'Hare (ORD) 3
12:46
Seattle-Tacoma (SEA) American Airlines AA 2398 Non-stop Boeing 737 MAX 8 (7M8) 4:43 Effective 2026-03-08 through 2026-04-06 |
| Tue,Wed
10:27
Chicago O'Hare (ORD) 3
13:08
Seattle-Tacoma (SEA) American Airlines AA 2398 Non-stop Boeing 737-800 (738) 4:41 Effective 2026-01-06 through 2026-02-11 |
| Mon,Thu,Fri,Sun
10:35
Chicago O'Hare (ORD) 3
13:14
Seattle-Tacoma (SEA) American Airlines AA 2398 Non-stop Boeing 737-800 (738) 4:39 Effective 2026-01-08 through 2026-02-02 |
| Sun
10:35
Chicago O'Hare (ORD) 3
13:14
Seattle-Tacoma (SEA) American Airlines AA 2398 Non-stop Boeing 737-800 (738) 4:39 Operates only on 2026-02-08 |
- A domestic route departing from the Chicago O'Hare airport (ORD) and arriving at Seattle-Tacoma airport (SEA).
- The flight distance is 1715 miles, or 2760 km.
- The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-8 . 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 4:20 and 4:52.
