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 $131 / RT details

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Cheap Chicago airfares from $131/RT are provided by Cheapoair.com. Outbound flight is leaving on 03/15/2022, 10:09 pm from Ontario Int`l (ONT) airport and arrives at Chicago O`hare (ORD) at 06:28 am. The flight time is 8 hours and 19 minutes. The Returning flight departes on 03/30/2022, 08:30 am (other return dates are also available). Date posted: 19 Nov 2021

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

  • $131Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (ORD)03/15/202210:09 pm
    Chicago, IL (ORD)Ontario, CA (ONT)03/30/202208:30 am
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  • $308Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (ORD)03/15/202210:09 pm
    Chicago, IL (ORD)Ontario, CA (ONT)03/30/202201:45 pm
    cheapoair.com check price
  • We are sorry but currently there are no oneway offers for flights from Ontario, CA to Chicago.
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Know what to do when flying to Chicago?

Chicago Travel Guide Founded in the early 1800s, Chicago is positioned between civilization and wilderness and many aspects of modern life had their start here. Chicago really does have it all, with less infrastructural problems than its coastal rivals. Though [...]
Chicago History The site where Chicago stands had long been considered as an important portage point on the water route linking the Great Lakes with the Mississippi river. Aside from this important fact, there are a lot of interesting things you need to know [...]
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