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$128+ Cheap flights from Ontario (ONT) to Calgary (YYC)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — YYC
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Ontario to Calgary

Cheapest flights from Ontario to Calgary
Explore the most affordable flight options available from Ontario to Calgary. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:00 amONT - YYC
1 stop27h 41mAlaska Airlines
Sat 1/107:00 pmYYC - ONT
1 stop16h 59mAlaska Airlines
Deal found 12/8$548
This Delta deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:38 amONT - YYC
1 stop10h 12mDelta
Wed 1/77:40 amYYC - ONT
1 stop9h 32mDelta
Deal found 12/11$556
This Alaska Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:00 amONT - YYC
1 stop27h 41mAlaska Airlines
Fri 1/97:00 pmYYC - ONT
1 stop5h 56mAlaska Airlines
Deal found 12/10$575
This Delta deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:38 amONT - YYC
1 stop10h 12mDelta
Wed 1/77:40 amYYC - ONT
1 stop9h 32mDelta
Deal found 12/11$592
This Delta deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:38 amONT - YYC
1 stop10h 12mDelta
Mon 1/512:40 pmYYC - ONT
1 stop10h 08mDelta
Deal found 12/11$593
This Delta deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:38 amONT - YYC
1 stop10h 12mDelta
Tue 1/67:40 amYYC - ONT
1 stop9h 32mDelta
Deal found 12/11$630
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/205:16 pmONT - YYC
2 stops44h 29mMultiple Airlines
Mon 1/58:25 amYYC - ONT
1 stop9h 50mMultiple Airlines
Deal found 12/10$654
This Delta deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:38 amONT - YYC
1 stop10h 12mDelta
Mon 1/510:00 amYYC - ONT
2 stops12h 48mDelta
Deal found 12/11$689

Find flight deals from Ontario to Calgary

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Calgary (YYC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$267
(Kiwi.com)

One-way from

$128
(Trip.com)

Popular in

December

Cheapest in

February

Average price

$787
Provider with most accurate pricing for Ontario-Calgary flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Calgary flights.
Search Deals
From Ontario to Calgary
Search Deals
One-way flight from Ontario to Calgary
Search Deals
Highest demand for flights based on searches. 32% potential increase in price ($226 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Calgary that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Ontario to Calgary that are best for you.

Fly from

Ontario

Fly to

Calgary

Route

Depart

Return

Price

OntarioCalgary

ONT - YYC

ONTYYC

Ontario

Thu 1/8

5:15 pm-5:50 pm

1 stop23h 35m

Calgary

Sun 1/11

7:35 pm-7:36 am

1 stop13h 01m

$267

OntarioCalgary

ONT - YYC

ONTYYC

Ontario

Thu 2/5

3:22 pm-9:34 am

2 stops17h 12m

Calgary

Thu 2/12

8:25 am-6:27 pm

1 stop11h 02m

$421

OntarioCalgary

ONT - YYC

ONTYYC

Ontario

Wed 1/21

7:30 am-5:50 pm

1 stop9h 20m

Calgary

Sat 1/24

1:30 pm-10:51 pm

1 stop10h 21m

$435

OntarioCalgary

ONT - YYC

ONTYYC

Ontario

Fri 1/9

6:00 am-11:50 am

1 stop4h 50m

Calgary

Sun 1/18

12:40 pm-9:48 pm

1 stop10h 08m

$469

OntarioCalgary

ONT - YYC

ONTYYC

Ontario

Sun 1/11

1:11 pm-11:02 pm

1 stop8h 51m

Calgary

Sun 1/18

12:40 pm-9:48 pm

1 stop10h 08m

$471

OntarioCalgary

ONT - YYC

ONTYYC

Ontario

Sat 6/6

1:00 pm-9:38 pm

1 stop7h 38m

Calgary

Tue 6/9

6:20 am-12:33 pm

1 stop7h 13m

$479

OntarioCalgary

ONT - YYC

ONTYYC

Ontario

Tue 5/5

5:05 am-1:56 pm

1 stop7h 51m

Calgary

Sun 5/10

3:22 pm-10:52 pm

1 stop8h 30m

$479

OntarioCalgary

ONT - YYC

ONTYYC

Ontario

Thu 1/8

1:24 pm-9:53 pm

1 stop7h 29m

Calgary

Mon 1/12

6:15 am-12:47 pm

1 stop7h 32m

$479

OntarioCalgary

ONT - YYC

ONTYYC

Ontario

Sun 3/1

1:10 pm-11:05 pm

1 stop8h 55m

Calgary

Thu 5/7

7:15 am-4:14 pm

1 stop9h 59m

$479

OntarioCalgary

ONT - YYC

ONTYYC

Ontario

Tue 2/10

6:00 am-12:26 pm

1 stop5h 26m

Calgary

Thu 2/12

6:15 am-12:43 pm

1 stop7h 28m

$479

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 20 results
1
2

Compare providers for flights from Ontario to Calgary

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Calgary in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Calgary flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Calgary flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-Calgary flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Calgary flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Calgary flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Calgary

Have a flexible travel schedule? Discover the best time to fly to Calgary from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Calgary

What is the cheapest month to book a flight from Ontario to Calgary?

Currently, July is the cheapest month in which you can book a flight from Ontario to Calgary (average of $94). Flying from Ontario to Calgary in December is currently the most expensive (average of $201). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ONT to YYC?

Find hourly flight availability from Ontario to Calgary. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 37% on flights from Ontario to Calgary by exploring options for tickets in the afternoon.

Reviews of airlines servicing Calgary

Get insights into the airlines that provide service to Calgary. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Calgary. Reviews last updated December 12, 2025.
Read through reviews of airlines operating flights from Ontario to Calgary, such as Delta, United Airlines, and WestJet. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
WestJet
7.2
Good
3,194 reviews
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.1
Good
10,514 reviews
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Calgary. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Calgary?

    There are many flights that can get you from Ontario to Calgary in 9h 20m. Fly via Delta to get the fastest option. There are 1192 mi between Ontario and Calgary.

  • What are the cheapest airlines flying from Ontario to Calgary round-trip?

    WestJet, at $138, was found to be the cheapest airline from Ontario to Calgary.Alternate airlines to your destination round-trip include Delta and Air Canada. You may be able to fly from Ontario to Calgary for 71% less than the average price by searching for these airlines.

  • Can I find deals for flights from Ontario to Calgary that include hotel bookings?

    Yes. In addition to deals on Ontario to Calgary flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Calgary?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Calgary.

  • Can I find deals for business class flights from Ontario to Calgary?

    Yes. Cheapflights offers flight deals from Ontario to Calgary by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Calgary?

    Currently, July is the cheapest month in which you can book a flight from Ontario to Calgary (average of $94). Flying from Ontario to Calgary in December is currently the most expensive (average of $201). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Calgary?

Book flights to Calgary if you plan to visit one of these locations
Canmore
Airdrie

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Top 4 airlines flying from Ontario to Calgary

Discover the top 4 airlines that operate flights from Ontario to Calgary. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$186Average$460FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$188Average$218FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$292Average$412FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$303Average$543FlexibilityNo cancel feeOn-time69%

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