Cheap Flights from Ontario International Airport to Jacksonville (Florida) (JAX) Find and Compare the Best Airline Deals

Departure Date

2025/9
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Other Destinations from:Ontario

Ontario－Key West(EYW)
USD449〜
Ontario－Kansas City(MCI)
USD265〜
* Fares vary in accordance to seat availability
Other Departures to: Jacksonville (Florida)

Philadelphia Airport－Jacksonville (Florida)(JAX)
USD330〜
* Fares vary in accordance to seat availability

OntarioOntario International AirportJacksonville (Florida)Jacksonville International Airport