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Cheap Flights from Chicago to Ontario $253.51

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Here are your best fares found in the past 7 days

The lowest fare found for this route is $259.6 on Tue, May 16 from ORD to ONT
Flights Fare Calendar Find minimum fare between origin ORD and destination ONT Click this button to get previous 30 days data Click this button to get next 30 days data $1196 $1025 $854 $683 $512 $341 $170 $0 Apr May 28 29 30 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T Price is $ 1025.7 on Alaska Airlines Price is $ 729.8 on Alaska Airlines Price is $ 514.93 on American Airlines Price is $ 510.6 on United Price is $ 435.4 on American Airlines Price is $ 432.16 on American Airlines Price is $ 425.1 on United Price is $ 416.5 on United Price is $ 413.4 on American Airlines Price is $ 413.4 on American Airlines Price is $ 412.6 on American Airlines Price is $ 369.06 on United Price is $ 359.01 on American Airlines Price is $ 358.48 on American Airlines Price is $ 358.48 on American Airlines Price is $ 358.48 on American Airlines Price is $ 352.6 on American Airlines Price is $ 352.4 on American Airlines Price is $ 350.41 on American Airlines Price is $ 350.41 on American Airlines Price is $ 350.4 on American Airlines Price is $ 349.88 on American Airlines Price is $ 349.0 on American Airlines Price is $ 347.38 on American Airlines Price is $ 347.38 on American Airlines Price is $ 346.8 on American Airlines Price is $ 341.61 on American Airlines Price is $ 340.33 on American Airlines Price is $ 337.61 on American Airlines Price is $ 337.6 on American Airlines Price is $ 329.6 on American Airlines Price is $ 329.01 on American Airlines Price is $ 329.0 on American Airlines Price is $ 329.0 on American Airlines Price is $ 328.21 on American Airlines Price is $ 321.62 on American Airlines Price is $ 321.0 on American Airlines Price is $ 321.0 on American Airlines Price is $ 319.6 on American Airlines Price is $ 319.6 on American Airlines Price is $ 318.11 on American Airlines Price is $ 318.11 on American Airlines Price is $ 312.6 on American Airlines Price is $ 309.0 on United Price is $ 308.6 on American Airlines Price is $ 308.6 on American Airlines Price is $ 308.4 on American Airlines Price is $ 301.6 on American Airlines Price is $ 297.6 on American Airlines Price is $ 297.6 on American Airlines Price is $ 296.98 on Delta Price is $ 296.92 on American Airlines Price is $ 293.89 on American Airlines Price is $ 293.0 on American Airlines Price is $ 288.6 on American Airlines Price is $ 285.6 on American Airlines Price is $ 281.61 on American Airlines Price is $ 281.61 on American Airlines Price is $ 279.6 on United Price is $ 278.6 on American Airlines Price is $ 273.6 on American Airlines Price is $ 273.0 on American Airlines Price is $ 269.62 on American Airlines Price is $ 269.6 on United Price is $ 269.6 on American Airlines Price is $ 267.6 on American Airlines Price is $ 267.6 on American Airlines Price is $ 266.6 on American Airlines Price is $ 264.63 on American Airlines Price is $ 262.6 on American Airlines Price is $ 261.59 on American Airlines Price is $ 259.6 on American Airlines

Cheapest Flights from Chicago to Ontario (ORD to ONT)

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.
Ontario Airports

Orange County

$211.40

Long Beach

$245.44

Interesting Facts About Flights from Chicago to Ontario (ORD to ONT)

Question : How many days should you spend in Ontario?
Answer : Passengers from ORD to ONT stay about one week on average.

Question : Which airline has been the most dependable in getting passengers to their destination on time?
Answer : The current leader is United Airlines with a 100% on-time rate. Spend as little time in an airport as necessary by flying with United Airlines. Hopefully they keep that perfect record alive.

Question : How much should a trip from Chicago (ORD) to Ontario (ONT) cost?
Answer : Flight prices are fluctuating more for this route than most routes in the United States, as they're ranging from $206 to $907. The further out you book a route, the more likely you are to save.

Question : How often are flights late from O'Hare International Airport (ORD) to LA/Ontario International Airport (ONT)?
Answer : The Chicago to Ontario route has a 50% on-time rate, ranking in the 38th percentile worldwide in getting their passengers to their destinations on schedule. If a flight is late, expect an average of about half an hour added to your flight time.

Question : Which airline is offering the cheapest flight from ORD to ONT?
Answer : Prices are hitting as high as $907 over the next three months when flying to ONT from ORD. Check out American Airlines, as they have been booking customers at just $206.

Question : What is the cheapest day to fly in the next four weeks?
Answer : Since low prices are preferred, look at May 3rd. As of Apr 24th, it's showing the cheapest ticket sales at $206. That is 38% below the average price for this route, so you can spend that extra cash on a fun experience in Ontario.

Question : Who struggles with getting their passengers to LA/Ontario International Airport (ONT) on time?
Answer : UPS is delayed on 100% of flights from O'Hare International Airport (ORD) to LA/Ontario International Airport (ONT) at the moment. If you should choose this airline, be sure to track the flight status to stay on top of the departure time.