Flight schedule from Ontario International Airport
| Flight | Flight days | Departure | Arrival | Flight time | Airlines | Price | ||
|---|---|---|---|---|---|---|---|---|
| 5X888 | Ontario — Albuquerque | tue, wed, thu, fri | 02:30 | 05:04 | 1h 34m | UPS | from $75 | search |
| 5X80 | Ontario — Anchorage | tue, thu, fri | 02:10 | 06:13 | 5h 3m | UPS | from $232 | search |
| 5X80 | Ontario — Anchorage | sat | 03:00 | 07:03 | 5h 3m | UPS | from $232 | search |
| 5X51 | Ontario — Anchorage | sun | 17:10 | 21:13 | 5h 3m | UPS | from $232 | search |
| DL665 | Ontario — Atlanta | thu | 13:15 | 20:30 | 4h 15m | Delta Air Lines | from $54 | search |
| DL761 | Ontario — Atlanta | daily | 22:20 | 05:28 | 4h 8m | Delta Air Lines | from $54 | search |
| DL761 | Ontario — Atlanta | sun | 22:20 | 06:28 | 4h 8m | Delta Air Lines | from $54 | search |
| WN159 | Ontario — Austin | sat | 08:30 | 13:10 | 2h 40m | Southwest Airlines | from $59 | search |
| WN3017 | Ontario — Austin | thu, fri, sun | 09:50 | 14:35 | 2h 45m | Southwest Airlines | from $59 | search |
| WN159 | Ontario — Austin | fri | 10:00 | 14:40 | 2h 40m | Southwest Airlines | from $59 | search |
| WN711 | Ontario — Austin | tue | 10:20 | 15:00 | 2h 40m | Southwest Airlines | from $59 | search |
| EM8671 | Ontario — Bakersfield | tue, wed | 04:40 | 05:29 | 49m | Empire Airlines | search | |
| EM8671 | Ontario — Bakersfield | tue | 04:40 | 05:30 | 50m | Empire Airlines | search | |
| EM8671 | Ontario — Bakersfield | fri | 04:40 | 05:34 | 54m | Empire Airlines | search | |
| PCM8662 | Ontario — Bakersfield | thu | 06:59 | 07:55 | 56m | FedEx | search | |
| A81948 | Ontario — Bakersfield | sat | 07:20 | 08:06 | 46m | Ameriflight | search | |
| WN2294 | Ontario — Baltimore | sun | 21:25 | 06:05 | 4h 40m | Southwest Airlines | from $74 | search |
| WN4128 | Ontario — Baltimore | mon, fri | 21:55 | 05:35 | 4h 40m | Southwest Airlines | from $74 | search |
| 5X598 | Ontario — Billings | tue, wed, thu, fri | 01:45 | 05:01 | 2h 16m | UPS | search | |
| A81936 | Ontario — Blythe | mon | 05:30 | 06:25 | 55m | Ameriflight | search | |
| A81936 | Ontario — Blythe | mon | 05:30 | 06:26 | 56m | Ameriflight | search | |
| A81936 | Ontario — Blythe | wed | 06:30 | 07:38 | 1h 8m | Ameriflight | search | |
| A81936 | Ontario — Blythe | tue, thu | 06:30 | 07:39 | 1h 9m | Ameriflight | search | |
| A81936 | Ontario — Blythe | fri | 06:30 | 07:40 | 1h 10m | Ameriflight | search | |
| A81936 | Ontario — Blythe | tue | 06:30 | 07:35 | 1h 5m | Aerolink Uganda | search | |
| A81936 | Ontario — Blythe | thu | 06:30 | 07:38 | 1h 8m | Aerolink Uganda | search | |
| A81936 | Ontario — Blythe | thu | 06:30 | 07:39 | 1h 9m | Aerolink Uganda | search | |
| 5X834 | Ontario — Boise | tue, wed, thu, fri | 01:55 | 04:43 | 1h 48m | UPS | from $89 | search |
| 5X834 | Ontario — Boise | wed | 01:55 | 04:48 | 1h 53m | UPS | from $89 | search |
| AS2340 | Ontario — Boise | mon | 19:37 | 22:36 | 1h 59m | Alaska Airlines | from $89 | search |
| 5X5012 | Ontario — Boston | tue, wed, thu, fri | 11:05 | 19:00 | 4h 55m | UPS | from $99 | search |
| 5X5012 | Ontario — Boston | wed | 11:05 | 19:12 | 5h 7m | UPS | from $99 | search |
| A81947 | Ontario — Burbank | mon | 18:45 | 19:07 | 22m | Ameriflight | search | |
| A81941 | Ontario — Burbank | mon | 19:00 | 19:22 | 22m | Ameriflight | search | |
| AA753 | Ontario — Charlotte | sun | 21:52 | 06:19 | 4h 27m | American Airlines | from $60 | search |
| AA1920 | Ontario — Charlotte | mon | 22:36 | 06:03 | 4h 27m | American Airlines | from $60 | search |
| AA1920 | Ontario — Charlotte | mon, wed, thu, fri, sat | 22:37 | 06:04 | 4h 27m | American Airlines | from $60 | search |
| AA1920 | Ontario — Charlotte | tue | 23:59 | 07:28 | 4h 29m | American Airlines | from $60 | search |
| GB3105 | Ontario — Chicago | tue | 02:30 | 07:49 | 3h 19m | Amazon Air | from $49 | search |
| WN3026 | Ontario — Chicago | mon | 06:30 | 12:15 | 3h 45m | Southwest Airlines | from $49 | search |
| WN3026 | Ontario — Chicago | tue, wed | 06:50 | 12:40 | 3h 50m | Southwest Airlines | from $49 | search |
| 5X2925 | Ontario — Chicago | tue, wed, thu | 06:50 | 12:12 | 3h 22m | UPS | from $49 | search |
| 5X5925 | Ontario — Chicago | sun | 07:13 | 12:35 | 3h 22m | UPS | from $49 | search |
| 5X5925 | Ontario — Chicago | sun | 07:13 | 12:40 | 3h 27m | UPS | from $49 | search |
| 5X927 | Ontario — Chicago | sat | 12:00 | 17:15 | 3h 15m | UPS | from $49 | search |
| WN3026 | Ontario — Chicago | sun | 12:40 | 18:25 | 3h 45m | Southwest Airlines | from $49 | search |
| 5X927 | Ontario — Chicago | mon, tue, wed, thu, fri | 19:40 | 00:55 | 3h 15m | UPS | from $49 | search |
| 5X927 | Ontario — Chicago | tue | 19:40 | 01:00 | 3h 20m | UPS | from $49 | search |
| WN4134 | Ontario — Chicago | mon, fri, sat | 23:55 | 05:40 | 3h 45m | Southwest Airlines | from $49 | search |
| UA552 | Ontario — Chicago | mon, fri, sat | 23:59 | 06:02 | 4h 3m | United Airlines | from $49 | search |