All airlines flying from Seattle-Tacoma (SEA) to Ontario, Los Angeles (ONT).
| FLIGHT SCHEDULE |
|---|
| Direct Flights: |
| Mon-Thu,Sun
07:10
Seattle-Tacoma (SEA)
09:50
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1364 Non-stop Boeing 737 (73J) 2:40 Valid until 2026-01-04 |
| Mon,Fri
07:10
Seattle-Tacoma (SEA)
09:50
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1364 Non-stop Boeing 737 MAX 9 (7M9) 2:40 Effective 2026-01-02 through 2026-01-05 |
| Tue
07:10
Seattle-Tacoma (SEA)
09:50
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1364 Non-stop Boeing 737 (73J) 2:40 Operates only on 2026-01-06 |
| Sat
07:20
Seattle-Tacoma (SEA)
10:00
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1364 Non-stop Boeing 737 MAX 9 (7M9) 2:40 Operates only on 2026-01-03 |
| Wed
08:05
Seattle-Tacoma (SEA)
10:39
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1364 Non-stop Boeing 737 (73J) 2:34 Operates only on 2026-03-18 |
| Daily
08:05
Seattle-Tacoma (SEA)
10:53
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1364 Non-stop Boeing 737 (73J) 2:48 Effective 2026-03-19 through 2026-05-12 |
| Mon,Thu,Sun
08:15
Seattle-Tacoma (SEA)
10:59
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1364 Non-stop Boeing 737 MAX 9 (7M9) 2:44 Effective 2026-01-08 through 2026-01-12 |
| Thu,Fri
08:15
Seattle-Tacoma (SEA)
10:59
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1364 Non-stop Boeing 737 (73J) 2:44 Effective 2026-01-09 through 2026-02-06 |
| Mon,Sun
08:15
Seattle-Tacoma (SEA)
10:59
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1364 Non-stop Boeing 737 MAX 9 (7M9) 2:44 Effective 2026-01-18 through 2026-02-08 |
| Mon
08:15
Seattle-Tacoma (SEA)
10:59
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1364 Non-stop Boeing 737 (73J) 2:44 Operates only on 2026-02-09 |
| Mon,Wed,Thu
08:30
Seattle-Tacoma (SEA)
11:08
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1364 Non-stop Boeing 737 (73J) 2:38 Effective 2026-02-12 through 2026-02-18 |
| Thu-Sun
08:30
Seattle-Tacoma (SEA)
11:08
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1364 Non-stop Boeing 737-800 (73H) 2:38 Effective 2026-02-13 through 2026-02-22 |
| Tue
08:30
Seattle-Tacoma (SEA)
11:08
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1364 Non-stop Boeing 737 MAX 9 (7M9) 2:38 Operates only on 2026-02-17 |
| Mon,Wed
08:30
Seattle-Tacoma (SEA)
11:08
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1364 Non-stop Boeing 737 (73J) 2:38 Effective 2026-02-23 through 2026-03-04 |
| Tue,Thu-Sun
08:30
Seattle-Tacoma (SEA)
11:08
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1364 Non-stop Boeing 737-800 (73H) 2:38 Effective 2026-02-24 through 2026-03-05 |
| Wed,Fri
08:30
Seattle-Tacoma (SEA)
11:08
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1364 Non-stop Boeing 737 MAX 8 (7M8) 2:38 Effective 2026-03-06 through 2026-03-11 |
| Mon,Sat
08:30
Seattle-Tacoma (SEA)
11:08
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1364 Non-stop Boeing 737 MAX 9 (7M9) 2:38 Effective 2026-03-07 through 2026-03-09 |
| Sun
08:30
Seattle-Tacoma (SEA)
11:08
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1364 Non-stop Boeing 737 (73J) 2:38 Effective 2026-03-08 through 2026-03-15 |
| Mon,Tue,Thu-Sat
08:30
Seattle-Tacoma (SEA)
11:08
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1364 Non-stop Boeing 737-800 (73H) 2:38 Effective 2026-03-10 through 2026-03-17 |
| Daily
12:00
Seattle-Tacoma (SEA)
14:47
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1367 Non-stop Boeing 737 (73J) 2:47 Effective from 2026-06-10 |
| Daily
08:27
Seattle-Tacoma (SEA)
11:09
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1465 Non-stop Boeing 737 (73J) 2:42 Effective from 2026-06-10 |
| Daily
10:47
Seattle-Tacoma (SEA)
13:29
Ontario, Los Angeles (ONT) 2 Alaska Airlines AS 1475 Non-stop Boeing 737 (73J) 2:42 Effective 2026-06-10 through 2026-08-18 |
| Tue,Fri,Sun
11:06
Seattle-Tacoma (SEA)
13:42
Ontario, Los Angeles (ONT) Frontier Airlines F9 3163 Non-stop Airbus A320neo (32N) 2:36 Valid until 2026-01-04 |
| Mon
11:06
Seattle-Tacoma (SEA)
13:42
Ontario, Los Angeles (ONT) Frontier Airlines F9 3163 Non-stop Airbus A321neo (32Q) 2:36 Valid until 2026-01-05 |
| Sat
12:16
Seattle-Tacoma (SEA)
14:55
Ontario, Los Angeles (ONT) Frontier Airlines F9 3163 Non-stop Airbus A320neo (32N) 2:39 Valid until 2026-01-03 |
| Thu
18:48
Seattle-Tacoma (SEA)
21:23
Ontario, Los Angeles (ONT) Frontier Airlines F9 3163 Non-stop Airbus A320neo (32N) 2:35 Operates only on 2026-01-08 |
| Sun
18:48
Seattle-Tacoma (SEA)
21:23
Ontario, Los Angeles (ONT) Frontier Airlines F9 3163 Non-stop Airbus A321neo (32Q) 2:35 Operates only on 2026-01-11 |
| Daily
14:30
Seattle-Tacoma (SEA)
17:08
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 3834 Non-stop Embraer EMB 175 (E7W) 2:38 Valid until 2026-01-04 |
| Daily
10:00
Seattle-Tacoma (SEA)
12:49
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 3840 Non-stop Embraer EMB 175 (E7W) 2:49 Effective 2026-05-07 through 2026-10-05 |
| Daily
10:00
Seattle-Tacoma (SEA)
12:54
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 3840 Non-stop Embraer EMB 175 (E7W) 2:54 Effective from 2026-10-06 |
| Daily
19:55
Seattle-Tacoma (SEA)
22:40
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 3884 Non-stop Embraer EMB 175 (E7W) 2:45 Effective 2026-05-07 through 2026-10-05 |
| Daily
19:55
Seattle-Tacoma (SEA)
22:43
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 3987 Non-stop Embraer EMB 175 (E7W) 2:48 Effective from 2026-10-06 |
| Daily
19:50
Seattle-Tacoma (SEA)
22:33
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4027 Non-stop Embraer EMB 175 (E7W) 2:43 Effective 2026-03-08 through 2026-03-14 |
| Daily
19:50
Seattle-Tacoma (SEA)
22:34
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4027 Non-stop Embraer EMB 175 (E7W) 2:44 Effective 2026-03-15 through 2026-04-12 |
| Daily
19:55
Seattle-Tacoma (SEA)
22:37
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4027 Non-stop Embraer EMB 175 (E7W) 2:42 Effective 2026-02-12 through 2026-03-07 |
| Daily
20:00
Seattle-Tacoma (SEA)
22:44
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4027 Non-stop Embraer EMB 175 (E7W) 2:44 Effective 2026-02-01 through 2026-02-11 |
| Mon,Tue,Fri-Sun
20:07
Seattle-Tacoma (SEA)
22:49
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4027 Non-stop Embraer EMB 175 (E7W) 2:42 Valid until 2026-01-04 |
| Daily
20:07
Seattle-Tacoma (SEA)
22:51
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4027 Non-stop Embraer EMB 175 (E7W) 2:44 Effective 2026-01-05 through 2026-01-31 |
| Daily
11:15
Seattle-Tacoma (SEA)
13:56
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:41 Effective 2026-01-05 through 2026-02-11 |
| Daily
11:15
Seattle-Tacoma (SEA)
13:54
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:39 Effective 2026-02-12 through 2026-03-07 |
| Daily
14:30
Seattle-Tacoma (SEA)
17:12
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:42 Effective 2026-03-08 through 2026-03-14 |
| Daily
14:30
Seattle-Tacoma (SEA)
17:13
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:43 Effective 2026-03-15 through 2026-04-12 |
| Daily
14:35
Seattle-Tacoma (SEA)
17:16
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:41 Effective 2026-04-13 through 2026-10-05 |
| Daily
14:35
Seattle-Tacoma (SEA)
17:17
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:42 Effective from 2026-10-06 |
| Mon,Tue,Fri-Sun
08:15
Seattle-Tacoma (SEA)
11:02
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:47 Valid until 2026-01-04 |
| Daily
08:25
Seattle-Tacoma (SEA)
11:14
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:49 Effective 2026-04-13 through 2026-10-05 |
| Daily
08:25
Seattle-Tacoma (SEA)
11:16
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:51 Effective from 2026-10-06 |
| Daily
08:31
Seattle-Tacoma (SEA)
11:18
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:47 Effective 2026-03-08 through 2026-03-14 |
| Daily
08:31
Seattle-Tacoma (SEA)
11:19
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:48 Effective 2026-03-15 through 2026-04-12 |
| Wed,Thu
09:45
Seattle-Tacoma (SEA)
12:32
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:47 Valid until 2026-01-01 |
- A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Ontario, Los Angeles airport (ONT).
- 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 2:31 and 2:54.
