All airlines flying from Ontario, Los Angeles (ONT) to Seattle-Tacoma (SEA).
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| FLIGHT SCHEDULE |
|---|
| Direct Codeshare Flights: |
| Mon,Thu,Fri,Sun
11:29
Ontario, Los Angeles (ONT) 2
14:19
Seattle-Tacoma (SEA) WestJet WS 8152 Non-stop Embraer EMB 175 (E7W) 2:50 Effective 2025-07-07 through 2025-07-24 Codeshare flight, operated by Delta Air Lines.(DL 3593) |
| Thu,Sun
11:29
Ontario, Los Angeles (ONT) 2
14:19
Seattle-Tacoma (SEA) WestJet WS 8152 Non-stop Embraer EMB 175 (E7W) 2:50 Effective 2025-07-27 through 2025-07-31 Codeshare flight, operated by Delta Air Lines.(DL 3593) |
| Mon-Fri,Sun
14:38
Ontario, Los Angeles (ONT) 2
17:22
Seattle-Tacoma (SEA) WestJet WS 8153 Non-stop Embraer EMB 175 (E7W) 2:44 Effective 2025-07-11 through 2025-07-18 Codeshare flight, operated by Delta Air Lines.(DL 3589) |
| Mon-Thu,Sat,Sun
14:38
Ontario, Los Angeles (ONT) 2
17:22
Seattle-Tacoma (SEA) WestJet WS 8153 Non-stop Embraer EMB 175 (E7W) 2:44 Effective 2025-07-19 through 2025-07-24 Codeshare flight, operated by Delta Air Lines.(DL 3589) |
| Mon,Tue,Fri
07:00
Ontario, Los Angeles (ONT) 2
09:49
Seattle-Tacoma (SEA) WestJet WS 8155 Non-stop Embraer EMB 175 (E7W) 2:49 Effective 2025-07-18 through 2025-07-22 Codeshare flight, operated by Delta Air Lines.(DL 4042) |
| Daily
14:38
Ontario, Los Angeles (ONT) 2
17:22
Seattle-Tacoma (SEA) WestJet WS 8209 Non-stop Embraer EMB 175 (E7W) 2:44 Effective 2025-07-25 through 2025-08-03 Codeshare flight, operated by Delta Air Lines.(DL 3589) |
| Tue-Thu,Sat
14:38
Ontario, Los Angeles (ONT) 2
17:22
Seattle-Tacoma (SEA) WestJet WS 8209 Non-stop Embraer EMB 175 (E7W) 2:44 Effective 2025-08-05 through 2025-08-09 Codeshare flight, operated by Delta Air Lines.(DL 3589) |
| Mon,Tue,Thu,Fri,Sun
07:00
Ontario, Los Angeles (ONT) 2
09:49
Seattle-Tacoma (SEA) WestJet WS 8210 Non-stop Embraer EMB 175 (E7W) 2:49 Effective 2025-07-25 through 2025-07-31 Codeshare flight, operated by Delta Air Lines.(DL 4042) |
| Tue,Sat
07:00
Ontario, Los Angeles (ONT) 2
09:49
Seattle-Tacoma (SEA) WestJet WS 8210 Non-stop Embraer EMB 175 (E7W) 2:49 Effective 2025-08-02 through 2025-08-05 Codeshare flight, operated by Delta Air Lines.(DL 4042) |
| Mon,Fri
11:29
Ontario, Los Angeles (ONT) 2
14:19
Seattle-Tacoma (SEA) WestJet WS 8211 Non-stop Embraer EMB 175 (E7W) 2:50 Effective 2025-07-25 through 2025-07-28 Codeshare flight, operated by Delta Air Lines.(DL 3593) |
| Mon
14:38
Ontario, Los Angeles (ONT) 2
17:22
Seattle-Tacoma (SEA) WestJet WS 8279 Non-stop Embraer EMB 175 (E7W) 2:44 Operates only on 2025-08-04 Codeshare flight, operated by Delta Air Lines.(DL 3589) |
| Mon,Wed-Fri,Sun
07:00
Ontario, Los Angeles (ONT) 2
09:49
Seattle-Tacoma (SEA) WestJet WS 8280 Non-stop Embraer EMB 175 (E7W) 2:49 Effective 2025-08-01 through 2025-08-07 Codeshare flight, operated by Delta Air Lines.(DL 4042) |
| Tue-Thu,Sat,Sun
07:00
Ontario, Los Angeles (ONT) 2
09:49
Seattle-Tacoma (SEA) WestJet WS 8280 Non-stop Embraer EMB 175 (E7W) 2:49 Effective 2025-08-09 through 2025-09-04 Codeshare flight, operated by Delta Air Lines.(DL 4042) |
| Fri-Sun
07:00
Ontario, Los Angeles (ONT) 2
09:49
Seattle-Tacoma (SEA) WestJet WS 8280 Non-stop Embraer EMB 175 (E7W) 2:49 Effective 2025-09-05 through 2025-09-07 Codeshare flight, operated by Delta Air Lines.(DL 4042) |
| Daily
07:00
Ontario, Los Angeles (ONT) 2
10:02
Seattle-Tacoma (SEA) WestJet WS 8280 Non-stop Embraer EMB 175 (E7W) 3:02 Effective 2025-09-08 through 2025-12-19 Codeshare flight, operated by Delta Air Lines.(DL 4042) |
| Mon,Thu,Fri,Sun
11:29
Ontario, Los Angeles (ONT) 2
14:19
Seattle-Tacoma (SEA) WestJet WS 8287 Non-stop Embraer EMB 175 (E7W) 2:50 Effective 2025-08-01 through 2025-08-07 Codeshare flight, operated by Delta Air Lines.(DL 3593) |
| Mon,Fri
07:00
Ontario, Los Angeles (ONT) 2
09:49
Seattle-Tacoma (SEA) WestJet WS 8340 Non-stop Embraer EMB 175 (E7W) 2:49 Effective 2025-08-15 through 2025-09-01 Codeshare flight, operated by Delta Air Lines.(DL 4042) |
| Daily
11:29
Ontario, Los Angeles (ONT) 2
14:13
Seattle-Tacoma (SEA) WestJet WS 8390 Non-stop Embraer EMB 175 (E7W) 2:44 Effective 2025-08-11 through 2025-09-03 Codeshare flight, operated by Delta Air Lines.(DL 3589) |
| Fri,Sun
14:38
Ontario, Los Angeles (ONT) 2
17:22
Seattle-Tacoma (SEA) WestJet WS 8390 Non-stop Embraer EMB 175 (E7W) 2:44 Effective 2025-08-08 through 2025-08-10 Codeshare flight, operated by Delta Air Lines.(DL 3589) |
| Mon,Fri
07:00
Ontario, Los Angeles (ONT) 2
09:49
Seattle-Tacoma (SEA) WestJet WS 8395 Non-stop Embraer EMB 175 (E7W) 2:49 Effective 2025-08-08 through 2025-08-11 Codeshare flight, operated by Delta Air Lines.(DL 4042) |
| Fri,Sun
11:29
Ontario, Los Angeles (ONT) 2
14:19
Seattle-Tacoma (SEA) WestJet WS 8396 Non-stop Embraer EMB 175 (E7W) 2:50 Effective 2025-08-08 through 2025-08-10 Codeshare flight, operated by Delta Air Lines.(DL 3593) |
| Mon,Thu-Sun
11:29
Ontario, Los Angeles (ONT) 2
14:28
Seattle-Tacoma (SEA) WestJet WS 8396 Non-stop Embraer EMB 175 (E7W) 2:59 Effective 2025-09-08 through 2025-09-15 Codeshare flight, operated by Delta Air Lines.(DL 4070) |
| Mon,Tue,Thu-Sun
11:29
Ontario, Los Angeles (ONT) 2
14:28
Seattle-Tacoma (SEA) WestJet WS 8396 Non-stop Embraer EMB 175 (E7W) 2:59 Effective 2025-09-16 through 2025-10-07 Codeshare flight, operated by Delta Air Lines.(DL 4070) |
| Daily
11:29
Ontario, Los Angeles (ONT) 2
14:28
Seattle-Tacoma (SEA) WestJet WS 8396 Non-stop Embraer EMB 175 (E7W) 2:59 Effective 2025-10-08 through 2025-12-19 Codeshare flight, operated by Delta Air Lines.(DL 4070) |
| Daily
11:29
Ontario, Los Angeles (ONT) 2
14:28
Seattle-Tacoma (SEA) WestJet WS 8396 Non-stop Embraer EMB 175 (E7W) 2:59 Effective from 2026-01-06 Codeshare flight, operated by Delta Air Lines.(DL 4070) |
| Wed
06:00
Ontario, Los Angeles (ONT) 2
08:55
Seattle-Tacoma (SEA) WestJet WS 8434 Non-stop Embraer EMB 175 (E7W) 2:55 Effective 2025-05-07 through 2025-05-21 Codeshare flight, operated by Delta Air Lines.(DL 4042) |
| Fri
11:45
Ontario, Los Angeles (ONT) 2
14:40
Seattle-Tacoma (SEA) WestJet WS 8695 Non-stop Embraer EMB 175 (E7W) 2:55 Operates only on 2025-05-02 Codeshare flight, operated by Delta Air Lines.(DL 4070) |
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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.
