Cheap flights from Illinois to Ontario, CA

Travel > North America > United States > Illinois to Ontario, CA flights

This city is a paradise for all history lovers as there are a plethora of museums and art galleries that represent cultural reminiscences in a beautiful as well as defined way. All these places are also seen as a rich blend of past and present as they present both eras in a vibrant way.   ... (read more in our Ontario Sightseeing)

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Cheapest flights found for the next 6 months

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Chicago 

Check our newest flight offers to Ontario, CA:

  • $296Southwest Airlines flight Southwest Airlines 
    FromToDepartureTime
    Chicago, IL (MDW)Ontario, CA (ONT)08/29/201707:45 pm
    Ontario, CA (ONT)Chicago, IL (MDW)09/04/201706:30 am
    flyfar.ca check price
  • $304Southwest Airlines flight Southwest Airlines 
    FromToDepartureTime
    Chicago, IL (MDW)Ontario, CA (ONT)08/29/201707:45 pm
    Ontario, CA (ONT)Chicago, IL (MDW)09/04/201706:30 am
    flightnetwork.com check price
  • $329Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Chicago, IL (MDW)Ontario, CA (ONT)09/11/201705:30 am
    Ontario, CA (ONT)Chicago, IL (MDW)09/24/201703:58 pm
    flyfar.ca check price
  • $331Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Chicago, IL (MDW)Ontario, CA (ONT)09/11/201705:30 am
    Ontario, CA (ONT)Chicago, IL (MDW)09/24/201703:58 pm
    flightnetwork.com check price
  • $332Southwest Airlines flight Southwest Airlines 
    FromToDepartureTime
    Chicago, IL (MDW)Ontario, CA (ONT)09/11/201705:30 am
    Ontario, CA (ONT)Chicago, IL (MDW)09/24/201703:10 pm
    flyfar.ca check price
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