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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Cheapest flights found for the next 6 months

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Kitchener 
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Ontario, London 
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Check our newest flight offers to Chicago:

  • $235Porter Airlines flight Porter Airlines 
    FromToDepartureTime
    Toronto, ON (YTZ)Chicago, IL (MDW)08/08/201803:15 pm
    Chicago, IL (MDW)Toronto, ON (YTZ)08/28/201804:45 pm
    cheapoair.com check price
  • $241Porter Airlines flight Porter Airlines 
    FromToDepartureTime
    Toronto, ON (YTZ)Chicago, IL (MDW)09/26/201803:35 pm
    Chicago, IL (MDW)Toronto, ON (YTZ)10/10/201805:05 pm
    cheapoair.com check price
  • $281Porter Airlines flight Porter Airlines 
    FromToDepartureTime
    Ottawa, ON (YOW)Chicago, IL (MDW)07/25/201802:05 pm
    Chicago, IL (MDW)Ottawa, ON (YOW)07/31/201810:00 am
    cheapoair.com check price
  • $398Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (ORD)08/01/201807:26 pm
    Chicago, IL (ORD)Ontario, CA (ONT)08/05/201805:35 am
    flyfar.ca check price
  • $482United Airlines flight United Airlines 
    FromToDepartureTime
    London, ON (YXU)Chicago, IL (ORD)07/02/201811:50 am
    Chicago, IL (ORD)London, ON (YXU)07/12/201808:05 am
    flightnetwork.com check price
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