Using the online timetable is an easy way to look at all the direct flights Houston — Ontario
36 flights in a week
Departure and arrival times are local (Houston and Ontario)
| Departure | Arrival | Flight days | Flight | Airlines | Flight time | Airports | |
|---|---|---|---|---|---|---|---|
| 06:30 | 07:56 | tue | 8C3325 | Air Transport International | 3h 26m | George Bush Intercontinental Airport — Ontario International Airport | Select dates |
| 06:30 | 07:52 | sat | 8C3325 | Air Transport International | 3h 22m | George Bush Intercontinental Airport — Ontario International Airport | Select dates |
| 06:30 | 07:48 | mon | 8C3325 | Air Transport International | 3h 18m | George Bush Intercontinental Airport — Ontario International Airport | Select dates |
| 06:30 | 07:53 | tue | 8C3325 | Air Transport International | 3h 23m | George Bush Intercontinental Airport — Ontario International Airport | Select dates |
| 06:30 | 08:06 | thu | 8C3325 | Air Transport International | 3h 36m | George Bush Intercontinental Airport — Ontario International Airport | Select dates |
| 06:30 | 08:05 | fri | 8C3325 | Air Transport International | 3h 35m | George Bush Intercontinental Airport — Ontario International Airport | Select dates |
| 07:45 | 09:20 | sun | WN486 | Southwest Airlines | 3h 35m | William P. Hobby Airport — Ontario International Airport | Select dates |
| 08:00 | 09:35 | mon, thu | WN486 | Southwest Airlines | 3h 35m | William P. Hobby Airport — Ontario International Airport | Select dates |
| 08:40 | 10:20 | sat | WN486 | Southwest Airlines | 3h 40m | William P. Hobby Airport — Ontario International Airport | Select dates |
| 10:31 | 12:23 | fri | F93131 | Frontier (O'Malley the Mallard Duck Livery) | 3h 52m | George Bush Intercontinental Airport — Ontario International Airport | Select dates |
| 10:51 | 12:43 | mon, fri | F93131 | Frontier (O'Malley the Mallard Duck Livery) | 3h 52m | George Bush Intercontinental Airport — Ontario International Airport | Select dates |
| 12:00 | 13:35 | thu, fri | WN486 | Southwest Airlines | 3h 35m | William P. Hobby Airport — Ontario International Airport | Select dates |
| 12:30 | 14:23 | mon, sun | F93131 | Frontier (O'Malley the Mallard Duck Livery) | 3h 53m | George Bush Intercontinental Airport — Ontario International Airport | Select dates |
| 15:35 | 17:10 | mon, tue, wed, thu, fri, sun | WN486 | Southwest Airlines | 3h 35m | William P. Hobby Airport — Ontario International Airport | Select dates |
| 15:48 | 17:30 | fri | F93131 | Frontier (O'Malley the Mallard Duck Livery) | 3h 42m | George Bush Intercontinental Airport — Ontario International Airport | Select dates |
| 19:41 | 21:23 | fri | F93131 | Frontier (O'Malley the Mallard Duck Livery) | 3h 42m | George Bush Intercontinental Airport — Ontario International Airport | Select dates |
| 20:12 | 21:59 | thu, fri | UA1563 | United Airlines | 3h 47m | George Bush Intercontinental Airport — Ontario International Airport | Select dates |
| 20:15 | 21:59 | tue, wed | UA1563 | United Airlines | 3h 44m | George Bush Intercontinental Airport — Ontario International Airport | Select dates |
| 20:15 | 21:58 | daily | UA1563 | United Airlines | 3h 43m | George Bush Intercontinental Airport — Ontario International Airport | Select dates |