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 10 Jun 15
 Return 17 Jun 15

Price subject to availability

   View more dates
 
Ontario (ONT) to Chicago (MDW)
 Depart 21 Jun 15
 Return 28 Jun 15

Price subject to availability

 
 
Ontario (ONT) to Chicago (CHI)
 Depart 06 Jul 15
 Return 08 Jul 15

Price subject to availability

 
 
Ontario (ONT) to Chicago (CHI)
 Depart 06 Jul 15
 Return 08 Jul 15

Price subject to availability

   View more dates
 
  • Price
  • Dep date
  3 more CheapOair.com flights available on this route
$463   Dep 16 Jul 15 - Rtn 20 Jul 15
Ontario to Chicago
ONT to CHI CheapOair.com
$509   Dep 26 May 15 - Rtn 02 Jun 15
Ontario to Chicago
ONT to CHI CheapOair.com
$509   Dep 27 May 15 - Rtn 29 May 15
Ontario to Chicago
ONT to CHI CheapOair.com
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      Travel information for Ontario to Chicago

      Photo of Chicago   Chicago
      Partners with flight deals forOntario to Chicago4
      Number of flight deals forOntario to Chicago20
      Cheapest ticket price forOntario to Chicago$344
      Average flight price forOntario to Chicago$433
      Flight duration forOntario to Chicago5 hrs 20 mins
      Distance from Ontario to Chicago1709 miles

        Facts and figures about flying from Ontario to Chicago

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