Flights from Chicago (CHI) to Ontario International (ONT)

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Prices from $169 to $223

We'll show you the best deals by comparing tons of flights from Chicago to Ontario International across a wide range of airlines and travel agents. Compare the cheap flights along this route.

$169RT including taxes
Feb 27 2018 Mar 01 2018
2 nights
Chicago (ORD) to Ontario (ONT)
Flying with: Frontier Airlines
$223RT including taxes
Mar 01 2018 Mar 05 2018
4 nights
Chicago (ORD) to Ontario (ONT)
Flying with: American Airlines
$209RT including taxes
Mar 20 2018 Mar 26 2018
6 nights
Chicago (ORD) to Ontario (ONT)

Travel information for Chicago to Ontario International

Partners with offers for flights fromChicago to Ontario International3
Number of flight deals forChicago to Ontario International26
Cheapest flight forChicago to Ontario International$169
Average flight deal forChicago to Ontario International$540
Flight duration forChicago to Ontario International5 hrs 30 mins
Chicago to Ontario Internationalonly 1708 miles

Additional useful information for Ontario International

  • The weather in Ontario International for the next ten days will be 59°F - that’s 15°F warmer than Chicago.
  • It’s likely that during this time there will be 0.17 inches less rain in Ontario International than in Chicago.
  • And that the chance of sunshine will be 33% in Ontario International as opposed to 32% in Chicago.

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Facts and figures about flying from Chicago to Ontario International

  • The most popular aircraft flying between Chicago and Ontario International is a Boeing 737-700
  • For flights between Chicago and Ontario International, the average cancellation rate is 3.6%
  • Between Chicago and Ontario International, flights are unlikely to be delayed
  • There are on average 120 seats available each day on flights from Chicago to Ontario International
  • For flights from Chicago the most common destination gate in Ontario International is 404
  • Flights between Chicago and Ontario International are rarely subject to diversions
  • If you’re flying between Chicago and Ontario International the most popular airline is Southwest Airlines Co.
  • 4 is the typical destination terminal for flights from Chicago to Ontario International
  • McCarran International is the most commonly used connection for flights between Chicago and Ontario International

Popular routes to Ontario International

Popular routes from Chicago