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 $168 / RT details

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Cheap Chicago airfares from $168/RT are provided by Cheapoair.com. Outbound flight is leaving on 12/14/2022, 04:04 pm from Ontario Int`l (ONT) airport and arrives at Chicago Midway (MDW) at 09:56 pm. The flight time is 5 hours and 52 minutes. The Returning flight departes on 12/21/2022, 12:29 pm (other return dates are also available). Date posted: 28 Nov 2022

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

  • $168Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (MDW)12/14/202204:04 pm
    Chicago, IL (MDW)Ontario, CA (ONT)12/21/202212:29 pm
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  • $188Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (ORD)12/14/202209:45 pm
    Chicago, IL (ORD)Ontario, CA (ONT)12/21/202212:29 pm
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  • $281Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (MDW)12/14/202204:04 pm
    Chicago, IL (MDW)Ontario, CA (ONT)01/03/202312:29 pm
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  • $453Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (MDW)12/22/202211:14 pm
    Chicago, IL (MDW)Ontario, CA (ONT)12/29/202208:59 pm
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  • $480Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (MDW)12/14/202204:04 pm
    Chicago, IL (MDW)Ontario, CA (ONT)12/21/202207:00 am
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  • $84Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (MDW)01/13/202308:48 am
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  • $90Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (ORD)01/21/202309:02 am
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  • $110Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (MDW)01/21/202307:25 am
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  • $140Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (MDW)01/04/202307:25 am
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  • $164Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (MDW)01/04/202312:47 pm
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Know what to do when flying to Chicago?

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