All airlines flying from Seattle-Tacoma (SEA) to Ontario, Los Angeles (ONT).
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| FLIGHT SCHEDULE |
|---|
| Direct Flights: |
| Sun
14:10
Seattle-Tacoma (SEA)
17:01
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:51 Operates only on 2025-07-06 |
| Daily
14:35
Seattle-Tacoma (SEA)
17:22
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:47 Effective 2025-07-07 through 2025-08-10 |
| 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 2025-09-08 through 2025-12-19 |
| Daily
14:35
Seattle-Tacoma (SEA)
17:15
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:40 Effective from 2026-01-06 |
| Daily
15:35
Seattle-Tacoma (SEA)
18:20
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:45 Effective 2025-05-07 through 2025-06-07 |
| Daily
07:59
Seattle-Tacoma (SEA)
10:50
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:51 Effective 2025-09-08 through 2025-12-19 |
| Daily
07:59
Seattle-Tacoma (SEA)
10:48
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:49 Effective from 2026-01-06 |
| Daily
08:20
Seattle-Tacoma (SEA)
11:05
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:45 Valid until 2025-05-06 |
| Daily
08:20
Seattle-Tacoma (SEA)
11:04
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:44 Effective 2025-05-07 through 2025-05-25 |
| Daily
08:20
Seattle-Tacoma (SEA)
11:04
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:44 Effective 2025-05-27 through 2025-06-07 |
| Mon
08:25
Seattle-Tacoma (SEA)
11:06
Ontario, Los Angeles (ONT) 2 Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:41 Operates only on 2025-05-26 |
| Non-Direct Flights: |
| Sun
06:50
Seattle-Tacoma (SEA)
10:35
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 504 1-stop Boeing 737-700 (Scimitar Winglets) 3:45 Operates only on 2025-11-30 |
| Tue,Wed
18:20
Seattle-Tacoma (SEA)
22:25
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 650 1-stop Boeing 737-700 (73W) 4:05 Effective 2025-06-10 through 2025-07-30 |
| Daily
12:10
Seattle-Tacoma (SEA)
21:37
Ontario, Los Angeles (ONT) 2 United Airlines UA 1563 1-stop Boeing 737-900 (739) 9:27 Effective 2025-06-26 through 2025-07-03 |
| Daily
12:10
Seattle-Tacoma (SEA)
21:37
Ontario, Los Angeles (ONT) 2 United Airlines UA 1563 1-stop Boeing 737-900 (739) 9:27 Effective 2025-07-05 through 2025-08-18 |
| Mon,Thu-Sun
05:05
Seattle-Tacoma (SEA)
12:24
Ontario, Los Angeles (ONT) 2 United Airlines UA 1697 1-stop Boeing 737-900 (739) 7:19 Valid until 2025-05-19 |
| Sun
07:25
Seattle-Tacoma (SEA)
11:40
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 3864 1-stop Boeing 737-700 (73W) 4:15 Effective 2025-08-10 through 2025-08-24 |
| Sun
07:25
Seattle-Tacoma (SEA)
11:40
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 3864 1-stop Boeing 737-700 (73W) 4:15 Effective 2025-09-07 through 2025-09-28 |
| Sat
07:05
Seattle-Tacoma (SEA)
22:26
Ontario, Los Angeles (ONT) 2 United Airlines UA 2135 2-stop Boeing 737-900 (739) 15:21 Effective 2025-08-23 through 2025-09-20 |
| Direct Codeshare Flights: |
| Mon,Thu
14:56
Seattle-Tacoma (SEA)
17:30
Ontario, Los Angeles (ONT) 2 Qatar Airways QR 2108 Non-stop Boeing 737 (73J) 2:34 Valid until 2025-05-01 Codeshare flight, operated by Alaska Airlines.(AS 1086) |
| Mon,Thu,Fri
14:56
Seattle-Tacoma (SEA)
17:30
Ontario, Los Angeles (ONT) 2 Qatar Airways QR 2108 Non-stop Boeing 737 (73J) 2:34 Effective 2025-05-02 through 2025-05-12 Codeshare flight, operated by Alaska Airlines.(AS 1086) |
| Sun
15:56
Seattle-Tacoma (SEA)
18:30
Ontario, Los Angeles (ONT) 2 Qatar Airways QR 2108 Non-stop Boeing 737 (73J) 2:34 Valid until 2025-05-11 Codeshare flight, operated by Alaska Airlines.(AS 1086) |
| Tue
21:30
Seattle-Tacoma (SEA)
00:13
Ontario, Los Angeles (ONT) 2 Qatar Airways QR 2138 Non-stop Boeing 737 MAX 9 (7M9) 2:43 Operates only on 2025-08-19 Codeshare flight, operated by Alaska Airlines.(AS 332) The flight arrives 1 day after departure. |
| Thu,Fri,Sun
15:53
Seattle-Tacoma (SEA)
18:25
Ontario, Los Angeles (ONT) 2 Qatar Airways QR 2950 Non-stop Boeing 737 (73J) 2:32 Effective 2025-05-15 through 2025-05-25 Codeshare flight, operated by Alaska Airlines.(AS 1086) |
| Mon,Wed
15:53
Seattle-Tacoma (SEA)
18:25
Ontario, Los Angeles (ONT) 2 Qatar Airways QR 2950 Non-stop Boeing 737 MAX 9 (7M9) 2:32 Effective 2025-05-19 through 2025-05-21 Codeshare flight, operated by Alaska Airlines.(AS 1086) |
| Tue
15:53
Seattle-Tacoma (SEA)
18:25
Ontario, Los Angeles (ONT) 2 Qatar Airways QR 2950 Non-stop Boeing 737-900 (739) 2:32 Operates only on 2025-05-20 Codeshare flight, operated by Alaska Airlines.(AS 1086) |
| Mon-Fri
15:53
Seattle-Tacoma (SEA)
18:25
Ontario, Los Angeles (ONT) 2 Qatar Airways QR 2950 Non-stop Boeing 737 (73J) 2:32 Effective 2025-05-26 through 2025-06-06 Codeshare flight, operated by Alaska Airlines.(AS 1086) |
| Sun
15:53
Seattle-Tacoma (SEA)
18:25
Ontario, Los Angeles (ONT) 2 Qatar Airways QR 2950 Non-stop Boeing 737 MAX 9 (7M9) 2:32 Operates only on 2025-06-01 Codeshare flight, operated by Alaska Airlines.(AS 1086) |
| Mon-Wed,Sun
15:53
Seattle-Tacoma (SEA)
18:25
Ontario, Los Angeles (ONT) 2 Qatar Airways QR 2950 Non-stop Boeing 737 (73J) 2:32 Effective 2025-06-08 through 2025-06-11 Codeshare flight, operated by Alaska Airlines.(AS 1086) |
| Wed
21:27
Seattle-Tacoma (SEA)
23:59
Ontario, Los Angeles (ONT) 2 Qatar Airways QR 2975 Non-stop Boeing 737 MAX 9 (7M9) 2:32 Operates only on 2025-06-11 Codeshare flight, operated by Alaska Airlines.(AS 1436) |
| Daily
14:00
Seattle-Tacoma (SEA)
16:44
Ontario, Los Angeles (ONT) 2 Korean Air KE 3070 Non-stop Embraer EMB 175 (E7W) 2:44 Valid until 2025-05-06 Codeshare flight, operated by Delta Air Lines.(DL 4031) |
| Daily
14:10
Seattle-Tacoma (SEA)
17:01
Ontario, Los Angeles (ONT) 2 Korean Air KE 3070 Non-stop Embraer EMB 175 (E7W) 2:51 Effective 2025-06-08 through 2025-07-03 Codeshare flight, operated by Delta Air Lines.(DL 4031) |
| Sun
14:10
Seattle-Tacoma (SEA)
17:01
Ontario, Los Angeles (ONT) 2 Korean Air KE 3070 Non-stop Embraer EMB 175 (E7W) 2:51 Operates only on 2025-07-06 Codeshare flight, operated by Delta Air Lines.(DL 4031) |
| Daily
14:35
Seattle-Tacoma (SEA)
17:22
Ontario, Los Angeles (ONT) 2 Korean Air KE 3070 Non-stop Embraer EMB 175 (E7W) 2:47 Effective 2025-07-07 through 2025-08-10 Codeshare flight, operated by Delta Air Lines.(DL 4031) |
| Daily
14:35
Seattle-Tacoma (SEA)
17:28
Ontario, Los Angeles (ONT) 2 Korean Air KE 3070 Non-stop Embraer EMB 175 (E7W) 2:53 Effective 2025-08-11 through 2025-09-07 Codeshare flight, operated by Delta Air Lines.(DL 3589) |
| Daily
14:35
Seattle-Tacoma (SEA)
17:17
Ontario, Los Angeles (ONT) 2 Korean Air KE 3070 Non-stop Embraer EMB 175 (E7W) 2:42 Effective 2025-09-08 through 2025-12-19 Codeshare flight, operated by Delta Air Lines.(DL 4031) |
| Daily
14:35
Seattle-Tacoma (SEA)
17:15
Ontario, Los Angeles (ONT) 2 Korean Air KE 3070 Non-stop Embraer EMB 175 (E7W) 2:40 Effective from 2026-01-06 Codeshare flight, operated by Delta Air Lines.(DL 4031) |
| Daily
14:47
Seattle-Tacoma (SEA)
17:29
Ontario, Los Angeles (ONT) 2 Korean Air KE 3070 Non-stop Embraer EMB 175 (E7W) 2:42 Effective 2025-12-20 through 2026-01-05 Codeshare flight, operated by Delta Air Lines.(DL 3884) |
| Daily
15:35
Seattle-Tacoma (SEA)
18:20
Ontario, Los Angeles (ONT) 2 Korean Air KE 3070 Non-stop Embraer EMB 175 (E7W) 2:45 Effective 2025-05-07 through 2025-06-07 Codeshare flight, operated by Delta Air Lines.(DL 4031) |
| Fri,Sat
19:55
Seattle-Tacoma (SEA)
22:46
Ontario, Los Angeles (ONT) 2 Korean Air KE 3070 Non-stop Embraer EMB 175 (E7W) 2:51 Effective 2025-07-04 through 2025-07-05 Codeshare flight, operated by Delta Air Lines.(DL 4027) |
| Daily
10:30
Seattle-Tacoma (SEA)
13:18
Ontario, Los Angeles (ONT) 2 Korean Air KE 3106 Non-stop Embraer EMB 175 (E7W) 2:48 Effective 2025-11-02 through 2025-12-19 Codeshare flight, operated by Delta Air Lines.(DL 3946) |
| Daily
19:55
Seattle-Tacoma (SEA)
22:46
Ontario, Los Angeles (ONT) 2 Korean Air KE 3106 Non-stop Embraer EMB 175 (E7W) 2:51 Effective 2025-06-08 through 2025-07-03 Codeshare flight, operated by Delta Air Lines.(DL 4027) |
| Sun
19:55
Seattle-Tacoma (SEA)
22:46
Ontario, Los Angeles (ONT) 2 Korean Air KE 3106 Non-stop Embraer EMB 175 (E7W) 2:51 Operates only on 2025-07-06 Codeshare flight, operated by Delta Air Lines.(DL 4027) |
| Daily
19:55
Seattle-Tacoma (SEA)
22:41
Ontario, Los Angeles (ONT) 2 Korean Air KE 3106 Non-stop Embraer EMB 175 (E7W) 2:46 Effective 2025-07-07 through 2025-09-07 Codeshare flight, operated by Delta Air Lines.(DL 4027) |
| Daily
19:55
Seattle-Tacoma (SEA)
22:42
Ontario, Los Angeles (ONT) 2 Korean Air KE 3106 Non-stop Embraer EMB 175 (E7W) 2:47 Effective 2025-09-08 through 2025-09-30 Codeshare flight, operated by Delta Air Lines.(DL 4027) |
| Daily
19:55
Seattle-Tacoma (SEA)
22:42
Ontario, Los Angeles (ONT) 2 Korean Air KE 3106 Non-stop Embraer EMB 175 (E7W) 2:47 Effective 2025-10-26 through 2025-11-01 Codeshare flight, operated by Delta Air Lines.(DL 4027) |
| Mon-Fri,Sun
19:59
Seattle-Tacoma (SEA)
22:43
Ontario, Los Angeles (ONT) 2 Korean Air KE 3106 Non-stop Embraer EMB 175 (E7W) 2:44 Valid until 2025-05-06 Codeshare flight, operated by Delta Air Lines.(DL 4027) |
| Sat
20:15
Seattle-Tacoma (SEA)
22:57
Ontario, Los Angeles (ONT) 2 Korean Air KE 3106 Non-stop Embraer EMB 175 (E7W) 2:42 Valid until 2025-05-03 Codeshare flight, operated by Delta Air Lines.(DL 4027) |
| Sat
15:20
Seattle-Tacoma (SEA)
17:57
Ontario, Los Angeles (ONT) 2 Qatar Airways QR 3308 Non-stop Boeing 737 MAX 8 (7M8) 2:37 Effective 2025-06-14 through 2025-07-05 Codeshare flight, operated by Alaska Airlines.(AS 1086) |
| Sat
15:20
Seattle-Tacoma (SEA)
17:57
Ontario, Los Angeles (ONT) 2 Qatar Airways QR 3308 Non-stop Boeing 737-800 (73H) 2:37 Operates only on 2025-07-12 Codeshare flight, operated by Alaska Airlines.(AS 1086) |
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Parallax here SEA-ONT
- 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 2:55.
