Flights with Frontier from Ontario (ONT)
Ontario International Airport is located in Ontario, California (USA). You can fly to Denver, Las Vegas and 6 other destinations with Frontier Airlines from this airport.
Non-stop destinations: 6
With daily flights: 6
Domestic: 6
International: 0
DEN DenverThe list of destinations below are, to our knowledge, no longer operated by Frontier Airlines. The last known flight date on each row is the last time we found a flight in the schedule.
SLC Salt Lake CityPDX PortlandELP El PasoPHX PhoenixMDW ChicagoSMF SacramentoMCO OrlandoATL AtlantaORD Chicago
GUA Guatemala City
SAL San SalvadorEWR New YorkMIA MiamiAUS AustinSAT San AntonioFlight departures from Ontario International Airport, ONT with Frontier Airlines
Select date and show flight departures from Ontario International Airport up to 9 months ahead. The flight times are scheduled and not live.
Other airlines in Ontario (ONT)
Southwest Airlines
13 routes from Ontario
Alaska Airlines
5 routes from Ontario
United Airlines
4 routes from Ontario
Delta Air Lines
3 routes from Ontario
Volaris
3 routes from Ontario
Aer Lingus
Read more
Garuda Indonesia
Read more
Transavia
Read more
Virgin Atlantic
Read more
Iberia Express
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Pobeda
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