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 $155 / RT details

Book your flight now with Cheapoair.com and save!

Cheap Ontario airfares from $155/RT are provided by Cheapoair.com. Outbound flight is leaving on 12/05/2017, 06:30 am from Chicago O`hare (ORD) airport and arrives at Ontario Int`l (ONT) at 06:19 pm. The flight time is 11 hours and 49 minutes. The Returning flight departes on 12/12/2017, 07:00 pm (other return dates are also available). Date posted: 08 Nov 2017

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

  • $155Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)Ontario, CA (ONT)12/05/201706:30 am
    Ontario, CA (ONT)Chicago, IL (ORD)12/12/201707:00 pm
    cheapoair.com check price
  • $233Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)Ontario, CA (ONT)12/05/201706:30 am
    Ontario, CA (ONT)Chicago, IL (ORD)12/12/201707:00 pm
    flyfar.ca check price
  • $240Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)Ontario, CA (ONT)12/05/201706:30 am
    Ontario, CA (ONT)Chicago, IL (ORD)12/12/201707:00 pm
    flightnetwork.com check price
  • $300United Airlines flight United Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)Ontario, CA (ONT)12/05/201704:00 pm
    Ontario, CA (ONT)Chicago, IL (ORD)12/12/201701:20 pm
    flightnetwork.com check price
  • $304United Airlines flight United Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)Ontario, CA (ONT)12/05/201704:00 pm
    Ontario, CA (ONT)Chicago, IL (ORD)12/12/201701:20 pm
    flyfar.ca check price
  • $130Major Airline flight Major Airline 
    FromToDepartureTime
    Chicago, IL (MDW)Ontario, CA (ONT)01/09/201807:15 pm
    flyfar.ca check price
  • $133Southwest Airlines flight Southwest Airlines 
    FromToDepartureTime
    Chicago, IL (MDW)Ontario, CA (ONT)01/09/201807:15 pm
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  • $139Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)Ontario, CA (ONT)01/09/201806:29 am
    cheapoair.com check price
  • $301Major Airline flight Major Airline 
    FromToDepartureTime
    Chicago, IL (MDW)Ontario, CA (ONT)11/25/201705:30 am
    flyfar.ca check price
  • $310Southwest Airlines flight Southwest Airlines 
    FromToDepartureTime
    Chicago, IL (MDW)Ontario, CA (ONT)11/25/201705:30 am
    flightnetwork.com check price
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Know what to do when flying to Ontario, CA?

Ontario History   Ontario City is situated in the San Bernardino County (California) which is in United States. According to 2000 census, recorded population in Ontario was 170,373. The lands of Ontario were earlier used for foraging and hunting by the Tongva [...]
Ontario Nightlife Ontario has been noted for its unmatchable nightlife throughout the world. When the sun sets, the city starts radiating with an overweening vigor. All the travelers who have a taste for nightlife swear that Ontario is a city where life starts [...]
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