Cheap flights from Ontario, CA to Chicago

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

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Check our current prices for flights from Ontario, CA to Chicago. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from Ontario, CA to Chicago, you will need to run a search below.

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From $150 / RT details

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Cheap Chicago airfares from $150/RT are provided by Outbound flight is leaving on 05/02/2024, 10:59 pm from Ontario Int`l (ONT) airport and arrives at Chicago O`hare (ORD) at 12:42 pm. The flight time is 13 hours and 43 minutes. The Returning flight departes on 05/11/2024, 06:27 pm (other return dates are also available). Date posted: 16 Mar 2024

Price evolution for flights From Ontario, CA To Chicago

Price overview for flights from Ontario, CA to Chicago

Recent Deals on Flights from Ontario, CA to Chicago:Roundtrip / Oneway

  • $150Frontier Airlines flight Frontier Airlines 
    Ontario, CA (ONT)Chicago, IL (ORD)05/02/202410:59 pm
    Chicago, IL (ORD)Ontario, CA (ONT)05/11/202406:27 pm check price
  • $170Frontier Airlines flight Frontier Airlines 
    Ontario, CA (ONT)Chicago, IL (MDW)06/05/202408:51 pm
    Chicago, IL (MDW)Ontario, CA (ONT)06/11/202408:02 pm check price
  • $239Frontier Airlines flight Frontier Airlines 
    Ontario, CA (ONT)Chicago, IL (MDW)05/11/202412:55 am
    Chicago, IL (MDW)Ontario, CA (ONT)05/19/202408:00 am check price
  • We are sorry but currently there are no oneway offers for flights from Ontario, CA to Chicago.
    Please visit this page again later or try out our merchant comparison search. Good luck!
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Know what to do when flying to Chicago?

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