Live seat tracker and Discount Den fare comparator for departures out of Ontario (CA). Scan 52 destinations simultaneously with real-time seat availability and blackout guard.
Frontier flies to 52 destinations from Ontario. Click any destination to view routes or check return flights.
Explore GoWild! seat availability and Discount Den savings across other key Frontier base cities.
Yes! Frontier Airlines operates GoWild! pass eligible flights out of Ontario (ONT). Passholders can book domestic flights starting at $15.11 (taxes & fees included) typically within 24 hours of departure, and international flights up to 10 days in advance.
Frontier currently serves 52 destinations from Ontario (ONT), including top leisure and business hubs such as Atlanta, Austin, Baltimore, Boise, Cancún. Use our real-time radar above to check live seat inventory.
Yes! Frontier Discount Den members receive exclusive lower fares on most routes from ONT, often saving $10 to $30+ per passenger. GWP Routes compares Discount Den and GoWild fares side-by-side so you always pay the lowest amount.
Yes, official Frontier GoWild! pass blackout dates apply during major holiday weekends and peak travel periods (e.g. Thanksgiving, Christmas, New Year's, Memorial Day). Standard cash and Discount Den tickets can still be booked on blackout dates.