Cheap flights from Ontario to Chicago
Travel > North America > United States > Ontario to Chicago flights
Though residents complain about the cold weather that lasts almost through the whole year, at least on a winter day, they can duck into such popular clubs as Andy's, where there's hot jazz even at noon. The best time to visit is between May and October when the weather is the most predictable. Then you could head out to ivy-covered Wrigley Field to catch baseball's Cubs in action, or take a cruise boat under the bridges of the Chicago River at sunset.... (read more in our Chicago Travel Guide)
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Check our newest flight offers to Chicago:
- $163
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Chicago, IL (ORD) 04/30/2021 04:40 pm Chicago, IL (ORD) Ontario, CA (ONT) 05/12/2021 09:59 pm - $234 Multiple Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Chicago, IL (ORD) 04/26/2021 07:00 am Chicago, IL (ORD) Ontario, CA (ONT) 05/03/2021 07:15 am - $260
Alaska Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Chicago, IL (ORD) 05/09/2021 07:00 am Chicago, IL (ORD) Ontario, CA (ONT) 05/19/2021 05:50 pm - $283
Porter Airlines
cheapoair.com check priceFrom To Departure Time Toronto, ON (YTZ) Chicago, IL (MDW) 05/18/2021 08:45 am Chicago, IL (MDW) Toronto, ON (YTZ) 05/26/2021 07:00 am - $339 Porter Airlines
cheapoair.com check priceFrom To Departure Time Ottawa, ON (YOW) Chicago, IL (MDW) 05/19/2021 06:45 pm Chicago, IL (MDW) Ottawa, ON (YOW) 05/24/2021 01:25 pm
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