HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$148+ 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 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — ONT
Mar 20 — Mar 271
Fri 3/20
Fri 3/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Calgary to Ontario with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 February 18, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/15. 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.
Wed 4/14:15 pm
YYC
-
ONT
1 stop5h 45m
Multiple Airlines
Wed 4/810:03 pm
ONT
-
YYC
1 stop12h 59m
Multiple Airlines
Deal found 2/15$258
This Kiwi.com deal was found by Cheapflights users on 2/14. 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.
Mon 3/98:25 am
YYC
-
ONT
1 stop8h 12m
Multiple Airlines
Mon 3/163:30 pm
ONT
-
YYC
1 stop19h 32m
Multiple Airlines
Deal found 2/14$264
This Kiwi.com deal was found by Cheapflights users on 2/16. 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.
Mon 3/167:35 pm
YYC
-
ONT
1 stop18h 53m
Multiple Airlines
Mon 3/233:30 pm
ONT
-
YYC
1 stop22h 47m
Multiple Airlines
Deal found 2/16$282
This Delta deal was found by Cheapflights users on 2/14. 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.
Sat 2/2812:40 pm
YYC
-
ONT
1 stop10h 04m
Delta
Wed 3/41:10 pm
ONT
-
YYC
1 stop8h 55m
Delta
Deal found 2/14$339
This Kiwi.com deal was found by Cheapflights users on 2/14. 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.
Tue 5/128:45 am
YYC
-
ONT
1 stop6h 47m
Multiple Airlines
Tue 5/1912:01 pm
ONT
-
YYC
1 stop9h 14m
Multiple Airlines
Deal found 2/14$340
This United Airlines deal was found by Cheapflights users on 2/17. 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 3/123:30 pm
YYC
-
ONT
1 stop8h 27m
United Airlines
Mon 3/165:15 am
ONT
-
YYC
1 stop15h 38m
United Airlines
Deal found 2/17$346
This Delta deal was found by Cheapflights users on 2/16. 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 3/247:40 am
YYC
-
ONT
1 stop9h 48m
Delta
Wed 4/11:20 pm
ONT
-
YYC
1 stop8h 42m
Delta
Deal found 2/16$370
This Kiwi.com deal was found by Cheapflights users on 2/14. 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.
Sun 3/17:35 pm
YYC
-
ONT
1 stop23h 13m
Multiple Airlines
Fri 3/610:57 am
ONT
-
YYC
2 stops21h 37m
Multiple Airlines
Deal found 2/14$374

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 February 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$258
(Kiwi.com)

One-way from

$148
(Kiwi.com)

Popular in

October

Cheapest in

December

Average price

$489
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 ($111 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 February 18, 2026.
Use the filters below to find and compare flights from Calgary to Ontario that are best for you.

Fly from

Calgary

Fly to

Ontario

Route

Depart

Return

Price

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Mon 3/9

8:25 am-3:37 pm

1 stop8h 12m

Ontario

Mon 3/16

3:30 pm-12:02 pm

1 stop19h 32m

$264

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Sat 2/28

12:40 pm-9:44 pm

1 stop10h 04m

Ontario

Wed 3/4

1:10 pm-11:05 pm

1 stop8h 55m

$339

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Thu 3/12

3:30 pm-10:57 pm

1 stop8h 27m

Ontario

Mon 3/16

5:15 am-9:53 pm

1 stop15h 38m

$346

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Tue 5/12

10:00 am-6:34 pm

2 stops9h 34m

Ontario

Mon 5/18

12:59 am-2:45 pm

1 stop12h 46m

$346

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Sun 3/1

7:35 pm-5:48 pm

1 stop23h 13m

Ontario

Fri 3/6

10:57 am-9:34 am

2 stops21h 37m

$374

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Tue 4/28

6:00 am-8:36 pm

1 stop15h 36m

Ontario

Sun 5/3

6:00 am-12:19 pm

1 stop5h 19m

$417

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Fri 3/6

3:30 pm-10:57 pm

1 stop8h 27m

Ontario

Wed 3/11

6:15 am-12:26 pm

1 stop5h 11m

$417

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Thu 3/12

3:30 pm-10:57 pm

1 stop8h 27m

Ontario

Sun 3/15

6:15 am-12:26 pm

1 stop5h 11m

$417

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Tue 3/31

8:25 am-1:28 pm

1 stop6h 03m

$149

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Thu 3/5

8:25 am-6:27 pm

1 stop11h 02m

$159

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/14

Showing 1-10 of 18 results
1
2
  • 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, October is the cheapest month in which you can book a flight from Calgary to Ontario (average of $80). Flying from Calgary to Ontario in December is currently the most expensive (average of $189). 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.

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 8h 27m. The time it takes to get you to your destination can typically vary by up to 1h 37m. 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, October is the cheapest month in which you can book a flight from Calgary to Ontario (average of $80). Flying from Calgary to Ontario in December is currently the most expensive (average of $189). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights