Cheap flights from Chicago to Ontario, CA

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Travel tip: Visit Ontario on your holidays!

Check our current prices for flights from Chicago to Ontario, CA. 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 Chicago to Ontario, CA, you will need to run a search below.

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From $206 / RT details

Book your flight now with Cheapoair.com and save!

Cheap Ontario airfares from $206/RT are provided by Cheapoair.com. Outbound flight is leaving on 10/24/2018, 06:10 pm from Chicago O`hare (ORD) airport and arrives at Ontario Int`l (ONT) at 11:28 pm. The flight time is 5 hours and 18 minutes. The Returning flight departes on 11/06/2018, 06:00 am (other return dates are also available). Date posted: 26 Jun 2018

Price evolution for flights From Chicago To Ontario, CA

Price overview for flights from Chicago to Ontario, CA

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

  • $206Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)Ontario, CA (ONT)10/24/201806:10 pm
    Ontario, CA (ONT)Chicago, IL (ORD)11/06/201806:00 am
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  • $271Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Chicago, IL (MDW)Ontario, CA (ONT)10/24/201807:10 pm
    Ontario, CA (ONT)Chicago, IL (MDW)11/06/201806:00 am
    flyfar.ca check price
  • $273Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Chicago, IL (MDW)Ontario, CA (ONT)10/24/201807:10 pm
    Ontario, CA (ONT)Chicago, IL (MDW)11/06/201806:00 am
    flightnetwork.com check price
  • $280Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Chicago, IL (MDW)Ontario, CA (ONT)10/24/201807:10 pm
    Ontario, CA (ONT)Chicago, IL (MDW)11/06/201803:32 pm
    flyfar.ca check price
  • $283Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Chicago, IL (MDW)Ontario, CA (ONT)10/24/201807:10 pm
    Ontario, CA (ONT)Chicago, IL (MDW)11/06/201803:32 pm
    flightnetwork.com check price
  • $146Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)Ontario, CA (ONT)10/03/201806:05 am
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  • $146Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)Ontario, CA (ONT)12/11/201808:45 am
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  • $157Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)Ontario, CA (ONT)10/01/201804:30 pm
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  • $177Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)Ontario, CA (ONT)09/30/201808:00 am
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  • $216Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)Ontario, CA (ONT)09/30/201804:25 pm
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Know what to do when flying to Ontario, CA?

Ontario Travel Guide A city in the San Bernardino County in California, Ontario offers wonderful living conditions for its residents. Over the years its reputation as a significant tourist attraction has also grown considerably. The city got the name of Ontario [...]
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