$58 Cheap flight deals from Chicago (CHI) to Ontario (QLA)
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This Weekend's Flight Deals from Chicago to Ontario
This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Airfares from $58 One Way, $128 Round Trip from Chicago to Ontario
Prices starting at $128 for return flights and $58 for one-way flights to Ontario were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Ontario economy flight packages
Hotel Seville
Dec 23 - Dec 29
Chicago (CHI) to Ontario (ONT)
Reviewed on Aug 26, 2025
Hotel Chino Hills
Dec 15 - Dec 20
Chicago (ORD) to Ontario (ONT)
Reviewed on Aug 27, 2023
Ontario first class flight packages
Holiday Inn Express & Suites Moreno Valley - Riverside by IHG
Dec 29 - Jan 4
Chicago (CHI) to Ontario (ONT)
Reviewed on Oct 25, 2025
Ayres Hotel & Spa Moreno Valley
Dec 29 - Jan 4
Chicago (CHI) to Ontario (ONT)
Reviewed on Oct 18, 2025
More About Flying To Ontario from Chicago
Route Information for Flights from Chicago to Ontario
Origin Airport IATA Code | CHI |
|---|---|
Destination Airport IATA Code | QLA |
Distance | |
Direct Flight Airlines | |
Earliest Flight Arrival | |
Latest Flight Arrival |
Chicago to Ontario
If it is not enough that we have guaranteed low prices for Chicago to Ontario flights, Orbitz can also integrate your hotel and car rental needs into the package. This ensures your trip goes smoothly and you get the best possible bargain.
Save Big On Hotels With Our Summer Hotel Sale When Booking Chicago to Ontario Flights
We will get you bargain air tickets for Chicago to Ontario flights and can save you even more with our Summer Hotel sale. You can get a discount of up to 40% when you book a hotel along with your bargain flight from Orbitz.
If You Are Going To The Beach We Can Save You Even More
When you are arranging budget flights from Chicago to Ontario, you can save even more by staying near a beach. Orbitz Beach Hotel Deals will allow you to get as much as half off the price of an already cheap hotel. Saving money has never been this fun.
Plan A Spontaneous Trip Using Our Top Hotel and Flight Destinations
Want to know where other people are staying after flights from Chicago to Ontario? We not only recommend top destinations, but will tell you the most popular places to stay after {origin.name} to Ontario flights.
Use Orbitz.com For Up To The Minute Hot Deals
Budget deals on flights from Chicago to Ontario are constantly changing. You can get up-to-the-minute updates on the hottest deals on discount tickets and hotels on our website.
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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.
Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.
Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.