Using the online timetable is an easy way to look at all the direct flights Ontario — Seattle
157 flights in a week
Departure and arrival times are local (Ontario and Seattle)
| Departure | Arrival | Flight days | Flight | Airlines | Flight time | Airports | |
|---|---|---|---|---|---|---|---|
| 01:50 | 04:23 | wed, fri | 5X984 | UPS | 2h 33m | Ontario International Airport — Boeing Field International Airport | Select dates |
| 01:50 | 04:44 | tue | 5X984 | UPS | 2h 54m | Ontario International Airport — Boeing Field International Airport | Select dates |
| 01:50 | 04:18 | fri | 5X984 | UPS | 2h 28m | Ontario International Airport — Boeing Field International Airport | Select dates |
| 01:50 | 04:13 | tue, thu, fri | 5X984 | UPS | 2h 23m | Ontario International Airport — Boeing Field International Airport | Select dates |
| 01:50 | 04:36 | wed | 5X984 | UPS | 2h 46m | Ontario International Airport — Boeing Field International Airport | Select dates |
| 05:40 | 08:37 | daily | DL4042 | Delta Air Lines | 2h 57m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 05:40 | 08:35 | thu | DL4042 | Delta Air Lines | 2h 55m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 05:45 | 08:42 | mon, tue, fri, sat | DL4042 | Delta Air Lines | 2h 57m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 06:00 | 08:45 | daily | AS1091 | Alaska Airlines | 2h 45m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 06:00 | 08:40 | thu | AS1091 | Alaska Airlines | 2h 40m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 06:00 | 08:48 | mon, thu, fri, sun | AS1091 | Alaska Airlines | 2h 48m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 06:00 | 08:46 | mon, thu, fri, sat | AS1091 | Alaska Airlines | 2h 46m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 06:00 | 08:49 | mon, tue, wed, thu, fri, sun | AS1091 | Alaska Airlines | 2h 49m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 06:00 | 08:50 | daily | AS1091 | Alaska Airlines | 2h 50m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 06:00 | 08:53 | mon, tue, wed, thu, fri, sat | AS1091 | Alaska Airlines | 2h 53m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 06:00 | 08:56 | daily | AS1091 | Alaska Airlines | 2h 56m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 06:00 | 08:56 | sun | AS1091 | AlphaSky | 2h 56m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 06:00 | 08:54 | daily | AS1091 | Alaska Airlines | 2h 54m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 06:00 | 08:55 | daily | DL4042 | Delta Air Lines | 2h 55m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 06:00 | 08:50 | fri | AS1091 | AlphaSky | 2h 50m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 07:30 | 10:18 | wed, sat | AS1091 | Alaska Airlines | 2h 48m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 10:00 | 12:49 | mon, thu, fri, sun | AS1255 | Alaska Airlines | 2h 49m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 10:09 | 12:57 | mon, thu, fri, sun | AS1255 | Alaska Airlines | 2h 48m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 10:12 | 13:06 | mon, thu, fri, sun | F93164 | Frontier (Nevada the Red Fox Livery) | 2h 54m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 10:21 | 13:12 | mon, thu, fri, sun | F93164 | Frontier (Nevada the Red Fox Livery) | 2h 51m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 11:29 | 14:18 | tue, wed, sat | AS1255 | Alaska Airlines | 2h 49m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 11:33 | 14:24 | wed, thu, fri, sun | AS1255 | Alaska Airlines | 2h 51m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 11:42 | 14:39 | daily | DL4070 | Delta Air Lines | 2h 57m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 11:44 | 14:45 | wed, sat | DL4070 | Delta Air Lines | 3h 1m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 11:45 | 14:40 | mon, tue, wed | DL4070 | Delta Air Lines | 2h 55m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 11:46 | 14:31 | daily | AS1111 | Alaska Airlines | 2h 45m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 11:57 | 14:44 | fri, sat, sun | AS1255 | Alaska Airlines | 2h 47m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 11:57 | 14:43 | fri | AS9801 | Alaska Airlines | 2h 46m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 12:20 | 14:46 | tue, wed, thu | 5X2836 | UPS | 2h 26m | Ontario International Airport — Boeing Field International Airport | Select dates |
| 12:20 | 14:48 | tue | 5X2836 | UPS | 2h 28m | Ontario International Airport — Boeing Field International Airport | Select dates |
| 12:20 | 14:44 | tue, wed, thu | 5X2836 | UPS | 2h 24m | Ontario International Airport — Boeing Field International Airport | Select dates |
| 14:35 | 17:25 | mon, tue, wed | DL3946 | Delta Air Lines | 2h 50m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 14:55 | 17:55 | fri | DL3946 | Delta Air Lines | 3h 0m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 16:20 | 19:10 | tue, wed | AS1119 | Alaska Airlines | 2h 50m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 16:29 | 19:10 | sat | AS1119 | Alaska Airlines | 2h 41m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 17:30 | 20:31 | mon, tue, wed | DL4031 | Delta Air Lines | 3h 1m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 17:30 | 20:25 | daily | DL4031 | Delta Air Lines | 2h 55m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 17:30 | 20:23 | thu | DL4031 | Delta Air Lines | 2h 53m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 19:05 | 22:07 | thu, fri | DL4031 | Delta Air Lines | 3h 2m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |
| 19:17 | 22:00 | mon, thu, fri, sun | AS1087 | Alaska Airlines | 2h 43m | Ontario International Airport — Seattle-Tacoma International Airport | Select dates |