CA $271 Cheap Flights from Calgary (YYC) to Ontario Intl. Airport (ONT)

View CA $271 flight on Sat, Jun 6, 2026Opens in a new window

Popular airlines from Calgary International Airport (YYC) to Los Angeles - Ontario Intl. Airport (ONT)

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Cheap flights from Calgary (YYC) to Ontario Intl. Airport (ONT)

Prices were available within the past 7 days and start at CA $271 for one-way flights and CA $469 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Jun 6 - Wed, Aug 19
YYC
Calgary
ONT
Ontario
CA $469 Roundtrip, found 3 days ago
CA $469
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Jun 6 from Calgary to Ontario, returning Wed, Aug 19, priced at CA $469 found 3 days ago
Delta
Mon, May 11 - Tue, Jun 2
YYC
Calgary
ONT
Ontario
CA $469 Roundtrip, found 5 days ago
CA $469
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, May 11 from Calgary to Ontario, returning Tue, Jun 2, priced at CA $469 found 5 days ago
Delta
Sun, Nov 8 - Fri, Nov 13
YYC
Calgary
ONT
Ontario
CA $474 Roundtrip, found 3 days ago
CA $474
Roundtrip
found 3 days ago
Select Delta flight, departing Sun, Nov 8 from Calgary to Ontario, returning Fri, Nov 13, priced at CA $474 found 3 days ago
Delta
Sun, May 24 - Wed, May 27
YYC
Calgary
ONT
Ontario
CA $495 Roundtrip, found 22 hours ago
CA $495
Roundtrip
found 22 hours ago
Select Delta flight, departing Sun, May 24 from Calgary to Ontario, returning Wed, May 27, priced at CA $495 found 22 hours ago
Delta
Wed, Aug 19 - Sun, Aug 30
YYC
Calgary
ONT
Ontario
CA $495 Roundtrip, found 4 days ago
CA $495
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Aug 19 from Calgary to Ontario, returning Sun, Aug 30, priced at CA $495 found 4 days ago
American Airlines
Tue, May 12 - Tue, May 26
YYC
Calgary
ONT
Ontario
CA $500 Roundtrip, found 5 days ago
CA $500
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, May 12 from Calgary to Ontario, returning Tue, May 26, priced at CA $500 found 5 days ago
Delta
Fri, May 15 - Tue, May 26
YYC
Calgary
ONT
Ontario
CA $505 Roundtrip, found 5 days ago
CA $505
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, May 15 from Calgary to Ontario, returning Tue, May 26, priced at CA $505 found 5 days ago
United
Wed, Dec 9 - Tue, Dec 15
YYC
Calgary
ONT
Ontario
CA $520 Roundtrip, found 2 days ago
CA $520
Roundtrip
found 2 days ago
Select United flight, departing Wed, Dec 9 from Calgary to Ontario, returning Tue, Dec 15, priced at CA $520 found 2 days ago
Alaska Airlines
Thu, Jun 11 - Sat, Aug 22
YYC
Calgary
ONT
Ontario
CA $525 Roundtrip, found 4 days ago
CA $525
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Jun 11 from Calgary to Ontario, returning Sat, Aug 22, priced at CA $525 found 4 days ago
Air Canada
Mon, May 11 - Wed, May 13
YYC
Calgary
ONT
Ontario
CA $527 Roundtrip, found 5 days ago
CA $527
Roundtrip
found 5 days ago
Select Air Canada flight, departing Mon, May 11 from Calgary to Ontario, returning Wed, May 13, priced at CA $527 found 5 days ago

Alternative airports near Ontario

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to John Wayne SNA. Cheapest option available. Average driving time to city centre is 42 minutes. Flights from CA $420
SNA
John Wayne
Cheapest
Average driving time to city centre42 min
Flights from CA $420

Frequently asked questions

How much does a flight from Calgary, AB (YYC-Calgary Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.) cost?
One-way flights typically cost between $591 and $2,491 and return flights often range between $1,347 and $4,147. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
How do I find cheap flights from Calgary, AB (YYC-Calgary Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.)?
To find a cheap flight from Calgary, AB (YYC-Calgary Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Calgary, AB (YYC-Calgary Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Calgary, AB (YYC-Calgary Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.)?
There are approximately 31 connecting flights per day from Calgary International (YYC) to Los Angeles - Ontario International (ONT). Some common connection points include Seattle - Tacoma International (SEA), Vancouver International (YVR), and Dallas-Fort Worth International (DFW).
What is the earliest flight from Calgary, AB (YYC-Calgary Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.)?
The earliest flight from Calgary, AB (YYC-Calgary Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.) typically departs at approximately 12:30 AM local time. This service is operated by WestJet and Delta. This is a seasonal service active in July and August. An early departure like this can help maximize your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Calgary, AB (YYC-Calgary Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.)?
You'll typically find the most flights from Calgary, AB (YYC-Calgary Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.) on a Tuesday, with around 24 flights available. This gives you a good selection of options for your journey. Major airlines on this route include United Airlines, WestJet, and Air Canada.
What are the most popular departure times for flights from Calgary, AB (YYC-Calgary Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.)?
The most popular departure times for flights from Calgary International Airport (YYC) to Los Angeles - Ontario International Airport (ONT) are in the early morning, from 6am to 9am. About 59% of passengers prefer this time window. Many major carriers, including Delta Air Lines, Air Canada and United Airlines, offer flights during this window. This timing works well because it allows you to get an early start on your travel day.
How long does it take to fly from Calgary, AB (YYC-Calgary Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.)?
Flying from YYC to ONT with a connection usually takes about 10 hours 50 minutes, traveling roughly 1,193 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Calgary, AB (YYC-Calgary Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.)?
Select the "Business class" and "First class" filters when looking for YYC to ONT flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Calgary, AB (YYC-Calgary Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.) flight with Expedia?
It's easy to earn miles on a Calgary, AB (YYC-Calgary Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Ontario from Calgary Intl. (YYC)?
From Calgary Intl. (YYC), you can fly directly into Los Angeles - Ontario Intl. (ONT) to reach Ontario. Some flights may connect through major hubs like Vancouver Intl. (YVR), Seattle - Tacoma Intl. (SEA), Dallas-Fort Worth Intl. (DFW) before reaching Ontario. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Calgary, AB (YYC-Calgary Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.) at the last minute?
Typically, booking a last minute flight from Calgary, AB (YYC-Calgary Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Calgary, AB (YYC-Calgary Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.) flight and hotel package?
Securing a Calgary, AB (YYC-Calgary Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Calgary, AB (YYC-Calgary Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.)?
If you booked your Calgary, AB (YYC-Calgary Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Calgary Intl.
Destination airport
Ontario Intl. Airport
Airlines serving
Air Canada, Alaska Airlines, American Airlines, Delta, United, WestJet
Roundtrip price
CA $468
Distance
1908 km

Book with confidence

Calgary to Los Angeles Flights

The easy way to book your flights from Calgary to Ontario Intl. Airport 

With Expedia, it’s simple to find and book flights to Ontario Intl. Airport from Calgary whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Ontario Intl. Airport, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Calgary to Ontario Intl. Airport today, tomorrow, or this week.  

 

Save dollars with cheap flights from Calgary Intl., YYC to Ontario Intl. Airport, ONT 

Sort your search results by price to find great deals on your flight from Calgary to Ontario Intl. Airport—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Ontario Intl. Airport from Calgary currently is just CA $469 rising to CA $527.  

Here are more money-saving tips: 

  • Fly in June when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Ontario Intl. Airport  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Ontario Intl. Airport from Calgary 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Ontario Intl. Airport with Expedia today.

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