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 $229 / RT details

Book your flight now with FlyFar and save!

Cheap Chicago airfares from $229/RT are provided by FlyFar. Outbound flight is leaving on 02/07/2018, 10:12 am from Ontario Int`l (ONT) airport and arrives at Chicago O`hare (ORD) at 11:25 pm. The flight time is 13 hours and 13 minutes. The Returning flight departes on 02/22/2018, 06:29 am (other return dates are also available). Date posted: 09 Dec 2017

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

  • $229Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (ORD)02/07/201810:12 am
    Chicago, IL (ORD)Ontario, CA (ONT)02/22/201806:29 am
    flyfar.ca check price
  • $236Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (ORD)02/07/201810:12 am
    Chicago, IL (ORD)Ontario, CA (ONT)02/22/201806:29 am
    flightnetwork.com check price
  • $241Major Airline flight Major Airline 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (MDW)01/17/201806:20 am
    Chicago, IL (MDW)Ontario, CA (ONT)01/21/201807:00 pm
    flyfar.ca check price
  • $242Major Airline flight Major Airline 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (MDW)02/21/201806:20 am
    Chicago, IL (MDW)Ontario, CA (ONT)03/07/201808:35 am
    flyfar.ca check price
  • $248Southwest Airlines flight Southwest Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (MDW)01/17/201806:20 am
    Chicago, IL (MDW)Ontario, CA (ONT)01/21/201807:00 pm
    flightnetwork.com check price
  • $121Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (ORD)01/28/201807:11 pm
    flyfar.ca check price
  • $121Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (ORD)01/11/201807:11 pm
    flyfar.ca check price
  • $124Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (ORD)01/28/201807:11 pm
    flightnetwork.com check price
  • $124Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (ORD)01/11/201807:11 pm
    flightnetwork.com check price
  • $139Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Chicago, IL (ORD)01/02/201807:00 pm
    cheapoair.com check price
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Know what to do when flying to Chicago?

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