Using the online timetable is an easy way to look at all the direct flights Ontario — Houston
23 flights in a week
Departure and arrival times are local (Ontario and Houston)
| Departure | Arrival | Flight days | Flight | Airlines | Flight time | Airports | |
|---|---|---|---|---|---|---|---|
| 06:00 | 11:15 | daily | UA397 | United Airlines | 3h 15m | Ontario International Airport — George Bush Intercontinental Airport | Select dates |
| 07:35 | 12:45 | tue | WN3756 | Southwest Airlines | 3h 10m | Ontario International Airport — William P. Hobby Airport | Select dates |
| 08:55 | 14:10 | sat | WN2274 | Southwest Airlines | 3h 15m | Ontario International Airport — William P. Hobby Airport | Select dates |
| 11:15 | 16:08 | fri | 5X2770 | UPS | 2h 53m | Ontario International Airport — George Bush Intercontinental Airport | Select dates |
| 12:40 | 17:40 | mon, thu, fri | WN653 | Southwest Airlines | 3h 0m | Ontario International Airport — William P. Hobby Airport | Select dates |
| 12:40 | 18:10 | fri | F93132 | Frontier (Flo the Flamingo Livery) | 3h 30m | Ontario International Airport — George Bush Intercontinental Airport | Select dates |
| 12:48 | 18:18 | mon, fri | F93132 | Frontier (Flo the Flamingo Livery) | 3h 30m | Ontario International Airport — George Bush Intercontinental Airport | Select dates |
| 13:15 | 18:15 | tue, wed | WN653 | Southwest Airlines | 3h 0m | Ontario International Airport — William P. Hobby Airport | Select dates |
| 13:15 | 18:48 | mon | F93132 | Frontier (Flo the Flamingo Livery) | 3h 33m | Ontario International Airport — George Bush Intercontinental Airport | Select dates |
| 13:55 | 19:05 | sun | WN2274 | Southwest Airlines | 3h 10m | Ontario International Airport — William P. Hobby Airport | Select dates |
| 14:15 | 19:25 | mon, thu, fri | WN2274 | Southwest Airlines | 3h 10m | Ontario International Airport — William P. Hobby Airport | Select dates |