Best airfares from Chicago to OntarioJetradar compares airfares from Chicago to Ontario with hundreds of airlines (including United Airlines, American Airlines, Alaska 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 $87. The cheapest oneway price found within the last week was $48.
Cheapest Flights from Chicago, IL to Ontario, CA
Airline One Way One Way / Round-Trip Round-Trip United Airlines $95 $105 American Airlines $81 $105 Alaska Airlines $175 $157 Air Canada $441 Find JetBlue Airways Find $1,118
Airline One Way One Way / Round-Trip Round-Trip Aeromexico $335 $592 Virgin America $96 $117 Spirit Airlines $65 $85 Frontier Airlines $66 $70 Southwest Airlines $74 $169
Airline One Way One Way / Round-Trip Round-Trip Sun Country Airlines $694 $687 Volaris $322 $479 Great Lakes Airlines $433 Find
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 05:19am and 07:19am in Chicago. Check this again shortly before your flight.