Using the online timetable is an easy way to look at all the direct flights Ontario — Seattle
40 flights in a week
Departure and arrival times are local (Ontario and Seattle)
| Departure | Arrival | Flight days | Flight | Airlines | Flight time | Airports | |
|---|---|---|---|---|---|---|---|
| 01:50 | 04:14 | tue, wed, thu, fri | 5X984 | UPS | 2h 24m | Ontario International Airport — Boeing Field International Airport | Select dates |
| 01:50 | 04:19 | thu | 5X984 | UPS | 2h 29m | Ontario International Airport — Boeing Field International Airport | Select dates |
| 06:00 | 08:54 | mon, thu, fri, sun | AS607 | Alaska Airlines | 2h 54m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 06:00 | 08:54 | mon, fri | AS607 | AlphaSky | 2h 54m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 06:14 | 09:09 | fri | AS607 | AlphaSky | 2h 55m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 06:14 | 09:09 | fri | AS607 | Alaska Airlines | 2h 55m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 07:30 | 10:36 | mon, wed, thu, sat | DL4042 | Delta Connection | 3h 6m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 11:42 | 14:45 | mon, tue, fri, sat | DL4070 | Delta Connection | 3h 3m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 11:53 | 14:44 | daily | AS654 | Alaska Airlines | 2h 51m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 11:53 | 14:44 | tue | AS654 | AlphaSky | 2h 51m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 12:02 | 14:52 | thu | AS654 | AlphaSky | 2h 50m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 12:02 | 14:52 | thu | AS654 | Alaska Airlines | 2h 50m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 14:50 | 17:50 | wed, thu | DL4070 | Delta Connection | 3h 0m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 16:03 | 18:54 | daily | AS665 | Alaska Airlines | 2h 51m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |