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On average, a flight to Ontario costs $139. 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:
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.
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Find flights to Canada from $29. Fly from the United States on Flair Airlines, WestJet and more. Search for Canada flights on KAYAK now to find the best deal.
Use Google Flights to find cheap departing flights to Ontario and to track prices for specific travel dates for your next getaway.
We've compared plane tickets from all major online travel agents and airlines flying to Ontario to find the cheapest flights. And with us, there are no hidden fees – what you see is what you pay. Flex your dates to secure the best air ticket price for your Ontario flight.
Flight deals to Ontario. Looking for a cheap last-minute deal or the best roundtrip flight to Ontario? Find our lowest prices on one-way and roundtrip tickets to the most convenient airport right here.
