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If traveling to Ontario, the cheapest city to fly from in the last 3 days was Dallas, with flights as low as $34 one-way and $38 round-trip. Flights from Seattle are the most searched and start at $48 for a return trip.
Use Google Flights to find cheap departing flights to Ontario and to track prices for specific travel dates for your next getaway.
Book cheap flights to Ontario (ONT) with United Airlines. Enjoy all the in-flight perks on your Ontario flight, including speed Wi-Fi.
An average nonstop flight from the United States to Ontario takes 3h 40m, covering a distance of 968 miles. The most popular route is New York - Toronto with an average flight time of 1h 36m.
Find cheap tickets to Ontario from anywhere in California. KAYAK searches hundreds of travel sites to help you find cheap airfare and book the flight that suits you best. With KAYAK you can also compare prices of plane tickets for last minute flights to Ontario from anywhere in California.
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Find cheap flights to Ontario Ontario (ONT), California from C$ 167. Search and compare round-trip, one-way, or last-minute flights to Ontario, CA.
