Flights from Ontario (ONT) to Chicago (CHI)

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We compare hundreds of flights from Ontario to Chicago from a range of airlines and travel agents to get you the best deals. Find cheap flights along this route.
Ontario (ONT) to Chicago (CHI)
 Depart 23 Sep 16
 Return 27 Sep 16

Flying with United Airlines

Price subject to availability

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  1 more CheapOair.com flights available on this route
$257   Dep 22 Sep 16 - Rtn 25 Sep 16
Ontario to Chicago
ONT to ORD CheapOair.com
Ontario (ONT) to Chicago (CHI)
 Depart 19 Aug 16
 Return 22 Aug 16

Flying with United Airlines

Price subject to availability

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  • Price
  • Dep date
  1 more OneTravel.com flights available on this route
$267   Dep 19 Dec 16 - Rtn 05 Jan 17
Ontario to Chicago
ONT to ORD OneTravel.com
Ontario (ONT) to Chicago (CHI)
 Depart 18 Jun 16
 Return 25 Jun 16

Price subject to availability

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      Travel information for Ontario to Chicago

      Photo of Chicago   Chicago
      Partners with flight deals forOntario to Chicago3
      Number of flight deals forOntario to Chicago18
      Cheapest ticket price forOntario to Chicago$233
      Average flight price forOntario to Chicago$399
      Flight duration forOntario to Chicago5 hrs 20 mins
      Distance from Ontario to Chicago1709 miles

        Facts and figures about flying from Ontario to Chicago

      • Ontario to Chicago flights are not usually subject to diversions
      • Flights from Ontario to Chicago most frequently use McCarran International as a connection
      • Flights from Ontario to Chicago are cancelled 3.6 percent of the time
      • There are on average 120 seats available each day on flights from Ontario to Chicago
      • The most popular aircraft flying between Ontario and Chicago is a Boeing 737-700
      • Between Ontario and Chicago, flights are unlikely to be delayed
      • Every week Southwest Airlines Co. has 27 flights from Ontario to Chicago