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The cheapest price found on KAYAK in the last 2 weeks cost $17 and departed from Las Vegas. The most popular routes on KAYAK are San Francisco to Ontario which costs $118 on average, and Denver to Ontario, which costs $128 on average. See prices from: San Francisco. Portland.
All 25 airports with direct flights to Ontario, California, USA. See flight times and what days of the week you can fly non-stop with American Airlines, Delta, Alaska Airlines and 8 other airlines to Ontario International Airport (ONT).
Use Google Flights to explore cheap flights to anywhere. Search destinations and track prices to find and book your next flight.
We've compared ticket prices from all top online travel agents and airlines flying to Ontario International Airport to get you the cheapest flights. With Skyscanner, there are no hidden fees – the price you see is the price you pay.
Book Cheap Flights to Ontario: Search and compare airfares on Tripadvisor to find the best flights for your trip to Ontario. Choose the best airline for you by reading reviews and viewing hundreds of ticket rates for flights going to and from your destination.
The cheapest ticket to Ontario from the United States found in the last 72 hours was $26 one-way, and $92 round-trip. The most popular route is New York LaGuardia to Toronto Pearson Intl and the cheapest round-trip airline ticket found on this route in the last 72 hours was $199.
Find cheap flights to Ontario Ontario (ONT), California from $83. Search and compare round-trip, one-way, or last-minute flights to Ontario, CA.
