All airlines flying from Ontario, Los Angeles (ONT) to Seattle-Tacoma (SEA).
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| FLIGHT SCHEDULE |
|---|
| Direct Flights: |
| Fri
12:00
Ontario, Los Angeles (ONT) 2
14:38
Seattle-Tacoma (SEA) Alaska Airlines AS 1111 Non-stop Boeing 737-800 (73H) 2:38 Operates only on 2025-06-13 |
| Tue,Thu,Fri,Sun
12:00
Ontario, Los Angeles (ONT) 2
14:38
Seattle-Tacoma (SEA) Alaska Airlines AS 1111 Non-stop Boeing 737 MAX 9 (7M9) 2:38 Effective 2025-06-20 through 2025-06-27 |
| Mon,Wed
12:00
Ontario, Los Angeles (ONT) 2
14:38
Seattle-Tacoma (SEA) Alaska Airlines AS 1111 Non-stop Boeing 737 (73J) 2:38 Effective 2025-06-23 through 2025-06-25 |
| Sun
12:00
Ontario, Los Angeles (ONT) 2
14:38
Seattle-Tacoma (SEA) Alaska Airlines AS 1111 Non-stop Boeing 737-800 (73H) 2:38 Operates only on 2025-06-29 |
| Mon,Tue,Sun
12:00
Ontario, Los Angeles (ONT) 2
14:38
Seattle-Tacoma (SEA) Alaska Airlines AS 1111 Non-stop Boeing 737 MAX 9 (7M9) 2:38 Effective 2025-06-30 through 2025-07-06 |
| Mon,Wed-Fri
12:00
Ontario, Los Angeles (ONT) 2
14:38
Seattle-Tacoma (SEA) Alaska Airlines AS 1111 Non-stop Boeing 737 (73J) 2:38 Effective 2025-07-02 through 2025-07-07 |
| Tue,Sun
12:00
Ontario, Los Angeles (ONT) 2
14:38
Seattle-Tacoma (SEA) Alaska Airlines AS 1111 Non-stop Boeing 737-800 (73H) 2:38 Effective 2025-07-08 through 2025-07-13 |
| Wed
12:00
Ontario, Los Angeles (ONT) 2
14:38
Seattle-Tacoma (SEA) Alaska Airlines AS 1111 Non-stop Boeing 737-900 (739) 2:38 Operates only on 2025-07-09 |
| Wed-Fri
12:00
Ontario, Los Angeles (ONT) 2
14:38
Seattle-Tacoma (SEA) Alaska Airlines AS 1111 Non-stop Boeing 737 MAX 9 (7M9) 2:38 Effective 2025-07-10 through 2025-07-18 |
| Mon,Tue
12:00
Ontario, Los Angeles (ONT) 2
14:38
Seattle-Tacoma (SEA) Alaska Airlines AS 1111 Non-stop Boeing 737 (73J) 2:38 Effective 2025-07-14 through 2025-07-21 |
| Sun
12:00
Ontario, Los Angeles (ONT) 2
14:38
Seattle-Tacoma (SEA) Alaska Airlines AS 1111 Non-stop Boeing 737-800 (73H) 2:38 Effective 2025-07-20 through 2025-07-27 |
| Mon-Fri
12:00
Ontario, Los Angeles (ONT) 2
14:38
Seattle-Tacoma (SEA) Alaska Airlines AS 1111 Non-stop Boeing 737 MAX 9 (7M9) 2:38 Effective 2025-07-22 through 2025-07-30 |
| Mon,Thu,Sun
12:00
Ontario, Los Angeles (ONT) 2
14:38
Seattle-Tacoma (SEA) Alaska Airlines AS 1111 Non-stop Boeing 737-800 (73H) 2:38 Effective 2025-07-31 through 2025-08-04 |
| Tue,Thu,Fri
12:00
Ontario, Los Angeles (ONT) 2
14:38
Seattle-Tacoma (SEA) Alaska Airlines AS 1111 Non-stop Boeing 737 MAX 9 (7M9) 2:38 Effective 2025-08-01 through 2025-08-08 |
| Tue,Wed
12:00
Ontario, Los Angeles (ONT) 2
14:38
Seattle-Tacoma (SEA) Alaska Airlines AS 1111 Non-stop Boeing 737 (73J) 2:38 Effective 2025-08-06 through 2025-08-12 |
| Wed-Fri,Sun
12:00
Ontario, Los Angeles (ONT) 2
14:38
Seattle-Tacoma (SEA) Alaska Airlines AS 1111 Non-stop Boeing 737 MAX 9 (7M9) 2:38 Effective 2025-08-10 through 2025-08-15 |
| Mon
12:00
Ontario, Los Angeles (ONT) 2
14:38
Seattle-Tacoma (SEA) Alaska Airlines AS 1111 Non-stop Boeing 737-800 (73H) 2:38 Operates only on 2025-08-11 |
| Tue,Sun
12:00
Ontario, Los Angeles (ONT) 2
14:38
Seattle-Tacoma (SEA) Alaska Airlines AS 1111 Non-stop Boeing 737 (73J) 2:38 Effective 2025-08-17 through 2025-08-19 |
| Mon
12:00
Ontario, Los Angeles (ONT) 2
14:38
Seattle-Tacoma (SEA) Alaska Airlines AS 1111 Non-stop Boeing 737 MAX 9 (7M9) 2:38 Operates only on 2025-08-18 |
| Daily
15:00
Ontario, Los Angeles (ONT) 2
17:43
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737 (73J) 2:43 Effective 2025-08-20 through 2025-10-03 |
| Thu
15:56
Ontario, Los Angeles (ONT) 2
18:36
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737 (73J) 2:40 Operates only on 2025-06-26 |
| Daily
16:00
Ontario, Los Angeles (ONT) 2
18:40
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737-800 (73H) 2:40 Effective 2025-06-12 through 2025-06-25 |
| Daily
16:00
Ontario, Los Angeles (ONT) 2
18:40
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737-800 (73H) 2:40 Effective 2025-06-27 through 2025-07-03 |
| Daily
16:00
Ontario, Los Angeles (ONT) 2
18:40
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737-800 (73H) 2:40 Effective 2025-07-05 through 2025-07-11 |
| Sat
16:00
Ontario, Los Angeles (ONT) 2
18:40
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737-900 (739) 2:40 Operates only on 2025-07-12 |
| Daily
16:00
Ontario, Los Angeles (ONT) 2
18:40
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737-800 (73H) 2:40 Effective 2025-07-13 through 2025-07-25 |
| Sat
16:00
Ontario, Los Angeles (ONT) 2
18:40
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737 MAX 9 (7M9) 2:40 Operates only on 2025-07-26 |
| Daily
16:00
Ontario, Los Angeles (ONT) 2
18:40
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737-800 (73H) 2:40 Effective 2025-07-27 through 2025-08-15 |
| Sat
16:00
Ontario, Los Angeles (ONT) 2
18:40
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737 (73J) 2:40 Operates only on 2025-08-16 |
| Mon,Tue,Sun
16:00
Ontario, Los Angeles (ONT) 2
18:40
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737-800 (73H) 2:40 Effective 2025-08-17 through 2025-08-19 |
| Daily
16:05
Ontario, Los Angeles (ONT) 2
18:54
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737 (73J) 2:49 Effective 2025-10-04 through 2025-10-25 |
| Tue-Sat
16:29
Ontario, Los Angeles (ONT) 2
19:10
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737-800 (73H) 2:41 Valid until 2025-05-06 |
| Mon,Sun
16:29
Ontario, Los Angeles (ONT) 2
19:10
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737 (73J) 2:41 Effective 2025-05-04 through 2025-05-05 |
| Wed
16:29
Ontario, Los Angeles (ONT) 2
19:10
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737 MAX 9 (7M9) 2:41 Operates only on 2025-05-07 |
| Daily
16:29
Ontario, Los Angeles (ONT) 2
19:10
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737-800 (73H) 2:41 Effective 2025-05-08 through 2025-05-14 |
| Mon,Thu,Sun
16:45
Ontario, Los Angeles (ONT) 2
19:25
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737 (73J) 2:40 Effective 2025-05-15 through 2025-05-22 |
| Tue,Wed,Fri,Sat
16:45
Ontario, Los Angeles (ONT) 2
19:25
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737 MAX 9 (7M9) 2:40 Effective 2025-05-16 through 2025-05-24 |
| Tue-Sun
16:45
Ontario, Los Angeles (ONT) 2
19:25
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737 MAX 9 (7M9) 2:40 Effective 2025-05-25 through 2025-05-31 |
| Mon,Sun
16:45
Ontario, Los Angeles (ONT) 2
19:25
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737 (73J) 2:40 Effective 2025-05-26 through 2025-06-02 |
| Mon-Wed,Fri,Sat
16:45
Ontario, Los Angeles (ONT) 2
19:25
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737 MAX 9 (7M9) 2:40 Effective 2025-06-03 through 2025-06-10 |
| Wed,Thu,Sun
16:45
Ontario, Los Angeles (ONT) 2
19:25
Seattle-Tacoma (SEA) Alaska Airlines AS 1119 Non-stop Boeing 737 (73J) 2:40 Effective 2025-06-05 through 2025-06-11 |
| Tue,Fri,Sun
14:21
Ontario, Los Angeles (ONT) 2
16:58
Seattle-Tacoma (SEA) Alaska Airlines AS 1242 Non-stop Boeing 737 MAX 9 (7M9) 2:37 Effective 2025-07-01 through 2025-07-06 |
| Wed
14:21
Ontario, Los Angeles (ONT) 2
16:58
Seattle-Tacoma (SEA) Alaska Airlines AS 1242 Non-stop Boeing 737-800 (73H) 2:37 Effective 2025-07-02 through 2025-08-13 |
| Mon,Thu,Sat
14:21
Ontario, Los Angeles (ONT) 2
16:58
Seattle-Tacoma (SEA) Alaska Airlines AS 1242 Non-stop Boeing 737 (73J) 2:37 Effective 2025-07-03 through 2025-07-10 |
| Mon,Thu-Sun
14:21
Ontario, Los Angeles (ONT) 2
16:58
Seattle-Tacoma (SEA) Alaska Airlines AS 1242 Non-stop Boeing 737 (73J) 2:37 Effective 2025-07-11 through 2025-07-20 |
| Tue,Thu-Sat
14:21
Ontario, Los Angeles (ONT) 2
16:58
Seattle-Tacoma (SEA) Alaska Airlines AS 1242 Non-stop Boeing 737 (73J) 2:37 Effective 2025-07-22 through 2025-08-02 |
| Sun
14:21
Ontario, Los Angeles (ONT) 2
16:58
Seattle-Tacoma (SEA) Alaska Airlines AS 1242 Non-stop Boeing 737 MAX 9 (7M9) 2:37 Operates only on 2025-07-27 |
| Tue,Thu-Sun
14:21
Ontario, Los Angeles (ONT) 2
16:58
Seattle-Tacoma (SEA) Alaska Airlines AS 1242 Non-stop Boeing 737 (73J) 2:37 Effective 2025-08-03 through 2025-08-16 |
| Sun
14:21
Ontario, Los Angeles (ONT) 2
16:58
Seattle-Tacoma (SEA) Alaska Airlines AS 1242 Non-stop Boeing 737 MAX 9 (7M9) 2:37 Operates only on 2025-08-17 |
| Tue
14:21
Ontario, Los Angeles (ONT) 2
16:58
Seattle-Tacoma (SEA) Alaska Airlines AS 1242 Non-stop Boeing 737 (73J) 2:37 Operates only on 2025-08-19 |
Ad flat here 8924483383 I FlightInfo Lower
Parallax here ONT-SEA
- A domestic route departing from the Ontario, Los Angeles airport (ONT) and arriving at Seattle-Tacoma airport (SEA).
- The flight distance is 956 miles, or 1539 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 2:36 and 3:04.
