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Ontario

$203+ Cheap flights from Calgary (YYC) to Ontario (ONT)

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 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — ONT
Jul 12 — Jul 191
Sun 7/12
Sun 7/19
1 adult, Economy
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Cheap flight deals from Calgary to Ontario

Cheapest flights from Calgary to Ontario
Explore the most affordable flight options available from Calgary to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2026.

This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:35 am
YYC
-
ONT
2 stops10h 39m
Delta
Sun 9/131:00 pm
ONT
-
YYC
1 stop9h 06m
Delta
Deal found 6/8$349
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/31:41 pm
YYC
-
ONT
1 stop10h 18m
United Airlines
Wed 9/96:00 am
ONT
-
YYC
1 stop5h 19m
United Airlines
Deal found 6/11$350
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:00 am
YYC
-
ONT
1 stop7h 47m
United Airlines
Sat 7/115:00 am
ONT
-
YYC
1 stop12h 10m
United Airlines
Deal found 6/9$361
This Delta deal was found by Cheapflights users on 6/9. 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.
Thu 7/27:40 am
YYC
-
ONT
1 stop10h 01m
Delta
Mon 7/275:10 pm
ONT
-
YYC
1 stop4h 48m
Delta
Deal found 6/9$398
This oojo deal was found by Cheapflights users on 6/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/258:45 am
YYC
-
ONT
1 stop9h 34m
WestJet
Fri 6/266:20 am
ONT
-
YYC
1 stop5h 50m
WestJet
Deal found 6/11$403
This Rumbo deal was found by Cheapflights users on 6/7. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/167:55 pm
YYC
-
ONT
1 stop27h 57m
WestJet
Sun 7/196:20 am
ONT
-
YYC
1 stop5h 50m
WestJet
Deal found 6/7$406
This Delta deal was found by Cheapflights users on 6/11. 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.
Tue 7/78:45 am
YYC
-
ONT
1 stop9h 36m
Delta
Wed 7/156:20 am
ONT
-
YYC
1 stop5h 50m
Delta
Deal found 6/11$409
This Delta deal was found by Cheapflights users on 6/9. 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.
Tue 8/48:45 am
YYC
-
ONT
1 stop9h 36m
Delta
Sat 8/223:35 pm
ONT
-
YYC
1 stop5h 40m
Delta
Deal found 6/9$410
This Justfly.com deal was found by Cheapflights users on 6/10. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/295:50 pm
YYC
-
ONT
1 stop5h 51m
WestJet
Mon 7/66:20 am
ONT
-
YYC
1 stop26h 30m
WestJet
Deal found 6/10$411
This Justfly.com deal was found by Cheapflights users on 6/10. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:45 am
YYC
-
ONT
1 stop9h 36m
WestJet
Sun 7/2611:59 am
ONT
-
YYC
1 stop9h 16m
WestJet
Deal found 6/10$412
This Justfly.com deal was found by Cheapflights users on 6/8. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:45 am
YYC
-
ONT
1 stop9h 34m
WestJet
Tue 7/76:20 am
ONT
-
YYC
1 stop5h 50m
WestJet
Deal found 6/8$413
This FlightHub deal was found by Cheapflights users on 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:45 am
YYC
-
ONT
1 stop15h 00m
WestJet
Mon 9/76:20 am
ONT
-
YYC
1 stop5h 50m
WestJet
Deal found 6/10$414

Find flight deals from Calgary to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Calgary (YYC) to Ontario (ONT). 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 June 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(Delta)

One-way from

$203
(United Airlines)

Popular in

October

Cheapest in

December

Average price

$412
Provider with most accurate pricing for Calgary-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Calgary-Ontario flights.
Search Deals
From Calgary to Ontario
Search Deals
One-way flight from Calgary to Ontario
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($112 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Calgary to Ontario 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 June 12, 2026.
Use the filters below to find and compare flights from Calgary to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Thu 7/9

8:45 am-5:21 pm

1 stop9h 36m

Ontario

Wed 7/15

6:20 am-1:10 pm

1 stop5h 50m

$409

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Tue 7/7

8:45 am-5:21 pm

1 stop9h 36m

Ontario

Tue 7/14

11:59 am-10:15 pm

1 stop9h 16m

$409

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Tue 7/7

8:45 am-5:21 pm

1 stop9h 36m

Ontario

Wed 7/15

6:20 am-1:10 pm

1 stop5h 50m

$409
Quickest round-trip

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Thu 7/23

5:50 pm-10:52 pm

1 stop6h 02m

Ontario

Thu 7/30

6:20 am-1:10 pm

1 stop5h 50m

$410

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Wed 8/12

5:50 pm-10:45 pm

1 stop5h 55m

Ontario

Mon 8/17

1:06 pm-10:15 pm

2 stops8h 09m

$410

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Wed 10/21

6:00 am-12:46 pm

1 stop7h 46m

Ontario

Tue 10/27

5:00 am-9:38 pm

1 stop15h 38m

$459

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Tue 7/7

8:45 am-5:21 pm

1 stop9h 36m

Ontario

Mon 7/13

11:59 am-10:15 pm

1 stop9h 16m

$480

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Thu 7/9

8:45 am-5:21 pm

1 stop9h 36m

Ontario

Mon 7/13

11:59 am-10:15 pm

1 stop9h 16m

$480

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Thu 9/17

6:33 am-5:18 pm

2 stops11h 45m

Ontario

Mon 9/21

3:14 pm-10:46 pm

1 stop6h 32m

$490

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Fri 8/7

1:41 pm-10:37 pm

1 stop9h 56m

Ontario

Sun 8/9

5:00 am-6:10 pm

1 stop12h 10m

$544

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 23 resultsSorted by cheapest first
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Compare providers for flights from Calgary to Ontario

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 Calgary to Ontario in June.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust 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 Calgary-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Calgary-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Calgary-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Calgary-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub 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 Calgary-Ontario 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 Calgary to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Calgary 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 Calgary to Ontario

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

Currently, December is the cheapest month in which you can book a flight from Calgary to Ontario (average of $317). Flying from Calgary to Ontario in October is currently the most expensive (average of $661). 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.

How much does it cost to fly round-trip from Calgary to Ontario?

Related info for your journey

Find useful and relevant information for your journey from Calgary to Ontario. 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 Calgary to Ontario?

    Airlines like Delta and United Airlines fly from Calgary to Ontario in about 7h 46m. The time it takes to get you to your destination can typically vary by up to 1h 50m. There are 1192 mi between Calgary and Ontario. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Calgary to Ontario 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 Calgary to Ontario?

    Currently, December is the cheapest month in which you can book a flight from Calgary to Ontario (average of $317). Flying from Calgary to Ontario in October is currently the most expensive (average of $661). 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

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