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If traveling to Ontario, the cheapest city to fly from in the last 3 days was San Francisco, with flights as low as $33 one-way and $38 round-trip. Flights from Seattle are the most searched and start at $48 for a return trip.
An average nonstop flight from the United States to Ontario takes 3h 40m, covering a distance of 968 miles. The most popular route is New York - Toronto with an average flight time of 1h 36m.
Use Google Flights to find cheap departing flights to Ontario and to track prices for specific travel dates for your next getaway.
Book cheap flights to Ontario (ONT) with United Airlines. Enjoy all the in-flight perks on your Ontario flight, including speed Wi-Fi.
Use Google Flights to explore cheap flights to anywhere. Search destinations and track prices to find and book your next flight.
The total flight duration from New York, NY to Ontario, CA is 5 hours, 29 minutes. This is the average in-air flight time (wheels up to wheels down on the runway) based on actual flights taken over the past year, including routes like EWR to SNA .
All direct (non-stop) flights to Ontario (ONT) on an interactive route map. Explore planned flights from 25 different airports, find new routes and get detailed information on airlines flying to Ontario International Airport.
