Frontier Airlines ONT Terminal Information
| Airport Name | Ontario International Airport |
| Airport Address | Ontario, CA 91761, United States |
| Contact Number | +18334359668 |
| Airport Code | ONT |
| IATA Code | F9 |
| ICAO Code | FFT |
| Working Hours | Daily 24 Hours |
| Arrivals Terminal | Terminal 2 |
| Departures Terminal | Terminal 2 |
| Website | https://www.flyfrontier.com |
| https://x.com/FlyFrontier | |
| https://www.facebook.com/flyfrontier | |
| https://www.instagram.com/flyfrontier/ | |
| YouTube | https://www.youtube.com/@flyfrontiervideos |
Frontier Airlines Ontario International Airport Map
Check the Frontier Airlines Terminal Worldwide
Customer Enquiries at ONT Terminal Frontier Airlines
| Flight Ticket Booking | Airport Facilities | Flight Ticket Cancellation |
| In-Flight Meals | Business Class | Baggage Allowance |
| Flight Wifi | In-Flight Entertainment | Immigration Services |
| Duty-Free Allowance | Visa Services | Missing Luggage |
| Airport Lounges | Airport Transfers | Flight/Visa Info |
| Delayed Flights | Economy Class | Miles |
| Ok to Board | Meet and Greet | Airport Wifi |
| Valet Parking | Airport Lounges | Visa on Arrival |
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