$164 Cheap Flights from Ontario (ONT) to Calgary (YYC)

View $164 flight on Tue, Sep 30, 2025Opens in a new window

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

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Cheap Flights from Ontario to Calgary (ONT-YYC)

Prices were available within the past 7 days and start at $164 for one-way flights and $372 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Sep 30 - Thu, Oct 2
ONT
Ontario
YYC
Calgary
$372 Roundtrip, found 1 hour ago
$372
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Tue, Sep 30 from Ontario to Calgary, returning Thu, Oct 2, priced at $372 found 1 hour ago
Alaska Airlines
Sat, Sep 20 - Sat, Sep 27
ONT
Ontario
YYC
Calgary
$398 Roundtrip, just found
$398
Roundtrip
just found
Select Alaska Airlines flight, departing Sat, Sep 20 from Ontario to Calgary, returning Sat, Sep 27, priced at $398 just found
Alaska Airlines
Sat, Sep 20 - Wed, Sep 24
ONT
Ontario
YYC
Calgary
$398 Roundtrip, found 14 hours ago
$398
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Sat, Sep 20 from Ontario to Calgary, returning Wed, Sep 24, priced at $398 found 14 hours ago
American Airlines
Tue, Sep 30 - Thu, Oct 2
ONT
Ontario
YYC
Calgary
$400 Roundtrip, found 1 hour ago
$400
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Tue, Sep 30 from Ontario to Calgary, returning Thu, Oct 2, priced at $400 found 1 hour ago
United
Wed, Sep 24 - Mon, Sep 29
ONT
Ontario
YYC
Calgary
$401 Roundtrip, found 16 hours ago
$401
Roundtrip
found 16 hours ago
Select United flight, departing Wed, Sep 24 from Ontario to Calgary, returning Mon, Sep 29, priced at $401 found 16 hours ago
Alaska Airlines
Tue, Sep 23 - Sun, Sep 28
ONT
Ontario
YYC
Calgary
$403 Roundtrip, found 16 hours ago
$403
Roundtrip
found 16 hours ago
Select Alaska Airlines flight, departing Tue, Sep 23 from Ontario to Calgary, returning Sun, Sep 28, priced at $403 found 16 hours ago
United
Wed, Sep 17 - Sat, Sep 20
ONT
Ontario
YYC
Calgary
$404 Roundtrip, found 1 hour ago
$404
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Sep 17 from Ontario to Calgary, returning Sat, Sep 20, priced at $404 found 1 hour ago
American Airlines
Tue, Sep 30 - Thu, Oct 2
ONT
Ontario
YYC
Calgary
$405 Roundtrip, found 1 hour ago
$405
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Tue, Sep 30 from Ontario to Calgary, returning Thu, Oct 2, priced at $405 found 1 hour ago
Delta
Thu, Oct 16 - Mon, Oct 20
ONT
Ontario
YYC
Calgary
$416 Roundtrip, found 14 hours ago
$416
Roundtrip
found 14 hours ago
Select Delta flight, departing Thu, Oct 16 from Ontario to Calgary, returning Mon, Oct 20, priced at $416 found 14 hours ago
Air Canada
Sun, Sep 28 - Mon, Sep 29
ONT
Ontario
YYC
Calgary
$509 Roundtrip, found 1 hour ago
$509
Roundtrip
found 1 hour ago
Select Air Canada flight, departing Sun, Sep 28 from Ontario to Calgary, returning Mon, Sep 29, priced at $509 found 1 hour ago

Find the cheapest month to fly from Ontario (ONT) to Calgary (YYC)

September is typically the cheapest month to fly

From $250 - $506 per traveler.

Graph displaying average flight prices per month

Alternative airports near Calgary

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

Select flight to Calgary Intl. YYC. Cheapest and Closest option available. Average driving time to city center is 15 minutes. Flights from $545
YYC
Calgary Intl.
CheapestClosest
Average driving time to city center15 min
Flights from $545
Flights from Ontario (ONT) to Calgary (YYC)
Origin airport
Los Angeles - Ontario Intl.
Destination airport
Calgary Intl.
Airlines serving
Air Canada, Alaska Airlines, American Airlines, Delta, United, WestJet
Roundtrip price
$372
Distance
1192 mi

Ontario to Calgary Flights

The cheapest times to fly from Ontario to Calgary

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ontario to Calgary are during the month of September. You can find some of the cheapest flights from Ontario to Calgary with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ontario to Calgary

Sunday is one of the best days to book for cheap flights from Ontario to Calgary: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Ontario to Calgary

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ontario to Calgary in 2025. You can also book with separate airlines for your outbound and return journeys, from $164 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ontario to Calgary flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ontario to Calgary airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Los Angeles - Ontario Intl. Airport (ONT) to Calgary Intl. Airport (YYC) cost?
Discover the latest flight deals from ONT to YYC by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from ONT to YYC?
The cheapest flights from ONT to YYC are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Los Angeles - Ontario Intl. Airport (ONT) to Calgary Intl. Airport (YYC)?
You can't fly direct to Calgary Intl. Airport (YYC) from Ontario, CA (ONT-Los Angeles - Ontario Intl.). However, you can easily journey to Calgary without any layovers by departing from Los Angeles Intl. Airport (LAX).
What is the cheapest airline that flies from ONT to YYC?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from ONT to YYC. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Los Angeles - Ontario Intl. Airport (ONT) to Calgary Intl. Airport (YYC)?
Nonstop flights from Los Angeles - Ontario Intl. Airport (ONT) to Calgary Intl. Airport (YYC) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ONT to YYC?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary based on a range of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Los Angeles - Ontario Intl. Airport (ONT) to Calgary Intl. Airport (YYC)?
To avoid potential delays on the Los Angeles - Ontario Intl. Airport (ONT) to Calgary Intl. Airport (YYC) route, travel before 3 PM. Later departures have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Los Angeles - Ontario Intl. Airport (ONT) to Calgary Intl. Airport (YYC) last-minute?
Booking your ticket from ONT to YYC shortly before your journey is usually more expensive. However, if there's some wiggle room with your travel times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book an ONT to YYC flight and hotel package?
You'll generally save money by booking an ONT to YYC flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've chosen your preferred flights and accommodations, you can add extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Los Angeles - Ontario Intl. Airport (ONT) to Calgary Intl. Airport (YYC)?
Usually, it's possible to cancel or reschedule your ONT to YYC flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.