Using the online timetable is an easy way to look at all the direct flights Ontario — Seattle
109 flights in a week
Departure and arrival times are local (Ontario and Seattle)
| Departure | Arrival | Flight days | Flight | Airlines | Flight time | Airports | |
|---|---|---|---|---|---|---|---|
| 01:50 | 04:13 | tue, wed, thu | 5X984 | UPS | 2h 23m | Ontario International Airport — Boeing Field International Airport | Select dates |
| 01:50 | 04:17 | fri | 5X984 | UPS | 2h 27m | Ontario International Airport — Boeing Field International Airport | Select dates |
| 06:00 | 08:45 | daily | AS1091 | Alaska Airlines | 2h 45m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 07:35 | 10:35 | daily | DL4042 | Delta Connection | 3h 0m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 08:13 | 11:11 | mon, thu, fri, sun | F93164 | Frontier (Cali the Mountain Lion Livery) | 2h 58m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 08:43 | 11:41 | fri | F93164 | Frontier (Cali the Mountain Lion Livery) | 2h 58m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 09:40 | 12:25 | mon, thu, fri, sun | F93164 | Frontier (Cali the Mountain Lion Livery) | 2h 45m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 10:30 | 13:26 | mon, fri, sun | F93164 | Frontier (Cali the Mountain Lion Livery) | 2h 56m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 11:25 | 14:19 | daily | DL3593 | Delta Connection | 2h 54m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 11:39 | 14:19 | mon, tue, wed | AS1111 | Alaska Airlines | 2h 40m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 11:39 | 14:22 | wed, thu, sat, sun | AS1111 | Alaska Airlines | 2h 43m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 11:40 | 14:25 | tue, wed, thu, fri, sat, sun | DL1566 | Delta Connection | 2h 45m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 11:48 | 14:45 | daily | DL4096 | Delta Connection | 2h 57m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 12:00 | 14:38 | mon, tue, wed, thu, fri, sun | AS1111 | Alaska Airlines | 2h 38m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 13:31 | 16:14 | mon, fri | AS1111 | AlphaSky | 2h 43m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 13:31 | 16:14 | mon, tue, fri | AS1111 | Alaska Airlines | 2h 43m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 15:06 | 17:46 | daily | AS1119 | Alaska Airlines | 2h 40m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 15:06 | 17:46 | thu | AS1119 | AlphaSky | 2h 40m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 17:50 | 20:49 | daily | DL4031 | Delta Connection | 2h 59m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 18:51 | 21:31 | sat | AS1087 | Alaska Airlines | 2h 40m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 18:58 | 21:37 | mon, tue, wed, thu, fri, sun | AS1087 | Alaska Airlines | 2h 39m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 19:22 | 22:05 | mon, thu, fri, sun | AS1087 | Alaska Airlines | 2h 43m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 19:40 | 22:30 | thu, fri, sun | AS1087 | Alaska Airlines | 2h 50m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 19:43 | 22:30 | mon, tue, wed, thu, fri, sun | AS1399 | Alaska Airlines | 2h 47m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 19:43 | 22:30 | mon, tue, thu, sun | AS1399 | AlphaSky | 2h 47m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 19:47 | 22:37 | mon, fri | AS1087 | Alaska Airlines | 2h 50m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |