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Cheap flights from Chicago, IL to Ontario, CA (CHI to ONT)

One way

Best airfares from Chicago to Ontario

Jetradar compares airfares from Chicago to Ontario with hundreds of airlines (including United Airlines, Air Canada, American Airlines) and dozens of online travel agencies in one single place. We provide you with all the options to find the cheapest flights to Ontario, you choose where to book. Also there you can find airlines special offers from Chicago to Ontario. The cheapest round-trip price found within the last week was €81. The cheapest oneway price found within the last week was €45.

Flights from Chicago to Ontario

Travelling from Chicago to Ontario advices and facts

  • The distance between Chicago and Ontario is 1715 miles (or 2760 kilometers).
  • The shortest flight time is 5h 28m
  • When you fly from Chicago to Ontario, don't forget about the time difference. The time in Ontario is -2:00 from the Chicago time. The current time in Ontario is 05:20 and 07:20 in Chicago. Check this again shortly before your flight.

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