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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Travelgrove
 
From $207 / RT details

Book your flight now with Cheapoair.com and save!

Cheap Ontario airfares from $207/RT are provided by Cheapoair.com. Outbound flight is leaving on 04/11/2024, 06:27 pm from Chicago O`hare (ORD) airport and arrives at Ontario Int`l (ONT) at 11:59 pm. The flight time is 5 hours and 32 minutes. The Returning flight departes on 04/14/2024, 07:31 am (other return dates are also available). Date posted: 17 Feb 2024

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

  • $207Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)Ontario, CA (ONT)04/11/202406:27 pm
    Ontario, CA (ONT)Chicago, IL (ORD)04/14/202407:31 am
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  • $274Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Chicago, IL (MDW)Ontario, CA (ONT)03/26/202409:41 am
    Ontario, CA (ONT)Chicago, IL (MDW)04/09/202407:22 am
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  • $439Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)Ontario, CA (ONT)06/28/202409:15 pm
    Ontario, CA (ONT)Chicago, IL (ORD)07/08/202411:55 pm
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  • $494Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Chicago, IL (MDW)Ontario, CA (ONT)05/21/202410:59 pm
    Ontario, CA (ONT)Chicago, IL (MDW)05/29/202411:12 pm
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  • $624Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Chicago, IL (MDW)Ontario, CA (ONT)03/21/202405:10 am
    Ontario, CA (ONT)Chicago, IL (MDW)03/30/202411:59 pm
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  • $71Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Chicago, IL (MDW)Ontario, CA (ONT)03/05/202409:52 pm
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  • $205Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)Ontario, CA (ONT)03/11/202410:10 am
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  • $210Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)Ontario, CA (ONT)03/08/202410:15 am
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  • $619Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)Ontario, CA (ONT)03/07/202401:35 pm
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Know what to do when flying to Ontario, CA?

Ontario Sightseeing   Ontario - a magical city  Ontario has something in store for all the vacationers that can give them a mesmerizing experience. Historically well known as “Sportsman’s paradise”, Ontario has ultra modern amenities for various [...]
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