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Cheap flights from Calgary to Ontario from C$ 284

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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — ONT
12 Jul — 19 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Calgary to Ontario

Enter your travel dates to find the best prices.

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 12 June 2026.

Fri 11/96:35 a.m.
YYC
-
ONT
2 stops10h 39m
Delta
Sun 13/91:00 p.m.
ONT
-
YYC
1 stop9h 06m
Delta
Deal found 8/6C$ 487
Thu 3/91:41 p.m.
YYC
-
ONT
1 stop10h 18m
United Airlines
Wed 9/96:00 a.m.
ONT
-
YYC
1 stop5h 19m
United Airlines
Deal found 11/6C$ 489
Wed 1/71:41 p.m.
YYC
-
ONT
1 stop9h 56m
United Airlines
Sat 11/75:00 a.m.
ONT
-
YYC
1 stop12h 10m
United Airlines
Deal found 9/6C$ 504
Tue 15/91:41 p.m.
YYC
-
ONT
1 stop7h 20m
Air Canada
Sun 20/96:00 a.m.
ONT
-
YYC
1 stop5h 19m
Air Canada
Deal found 7/6C$ 511
Thu 2/77:40 a.m.
YYC
-
ONT
1 stop10h 01m
Delta
Mon 27/75:10 p.m.
ONT
-
YYC
1 stop4h 48m
Delta
Deal found 9/6C$ 556
Thu 25/68:45 a.m.
YYC
-
ONT
1 stop9h 34m
WestJet
Fri 26/66:20 a.m.
ONT
-
YYC
1 stop5h 50m
WestJet
Deal found 11/6C$ 563
Thu 16/77:55 p.m.
YYC
-
ONT
1 stop27h 57m
WestJet
Sun 19/76:20 a.m.
ONT
-
YYC
1 stop5h 50m
WestJet
Deal found 7/6C$ 567
Tue 7/78:45 a.m.
YYC
-
ONT
1 stop9h 36m
Delta
Wed 15/76:20 a.m.
ONT
-
YYC
1 stop5h 50m
Delta
Deal found 11/6C$ 571
Tue 4/88:45 a.m.
YYC
-
ONT
1 stop9h 36m
Delta
Tue 25/86:20 a.m.
ONT
-
YYC
1 stop5h 50m
Delta
Deal found 9/6C$ 573
Mon 29/65:50 p.m.
YYC
-
ONT
1 stop5h 51m
WestJet
Mon 6/76:20 a.m.
ONT
-
YYC
1 stop26h 30m
WestJet
Deal found 10/6C$ 574
Wed 22/78:45 a.m.
YYC
-
ONT
1 stop9h 36m
WestJet
Sun 26/711:59 a.m.
ONT
-
YYC
1 stop9h 16m
WestJet
Deal found 10/6C$ 575
Wed 24/68:45 a.m.
YYC
-
ONT
1 stop9h 34m
WestJet
Tue 7/76:20 a.m.
ONT
-
YYC
1 stop5h 50m
WestJet
Deal found 8/6C$ 577

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 12 June 2026.

Round-trip from

C$ 487

One-way from

C$ 284

Popular in

October

Cheapest in

December

Average price

C$ 575
Delta
  • Delta
  • 11/9-13/9
  • 3 total stops
  • 19h 45m total
  • Calgary to Ontario
Search Deals
United Airlines
  • United Airlines
  • 2/7
  • 1 total stop
  • 7h 47m total
  • Calgary to Ontario
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (C$ 220 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 39 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 629,999 searches. Data last updated 12 June 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
Quickest round-trip

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Tue 7/7

8:45 a.m.-5:21 p.m.

1 stop9h 36m

Ontario

Wed 15/7

6:20 a.m.-1:10 p.m.

1 stop5h 50m

C$ 571

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Thu 2/7

6:00 a.m.-12:47 p.m.

1 stop7h 47m

Ontario

Thu 30/7

5:00 a.m.-6:10 p.m.

1 stop12h 10m

C$ 617

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Tue 1/9

6:00 a.m.-12:50 p.m.

1 stop7h 50m

Ontario

Fri 4/9

5:00 a.m.-6:30 p.m.

1 stop12h 30m

C$ 617

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Wed 21/10

6:00 a.m.-12:46 p.m.

1 stop7h 46m

Ontario

Tue 27/10

5:00 a.m.-9:38 p.m.

1 stop15h 38m

C$ 641

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Tue 7/7

8:45 a.m.-5:21 p.m.

1 stop9h 36m

Ontario

Mon 13/7

11:59 a.m.-10:15 p.m.

1 stop9h 16m

C$ 670

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Thu 9/7

8:45 a.m.-5:21 p.m.

1 stop9h 36m

Ontario

Sun 12/7

1:00 p.m.-10:58 p.m.

1 stop8h 58m

C$ 670

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Thu 9/7

8:45 a.m.-5:21 p.m.

1 stop9h 36m

Ontario

Thu 16/7

1:00 p.m.-10:58 p.m.

1 stop8h 58m

C$ 670

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Thu 9/7

8:45 a.m.-5:21 p.m.

1 stop9h 36m

Ontario

Mon 13/7

11:59 a.m.-10:15 p.m.

1 stop9h 16m

C$ 670

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Tue 7/7

8:45 a.m.-5:21 p.m.

1 stop9h 36m

Ontario

Thu 16/7

1:00 p.m.-10:58 p.m.

1 stop8h 58m

C$ 670

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Fri 18/9

6:33 a.m.-5:18 p.m.

2 stops11h 45m

Ontario

Tue 22/9

10:47 a.m.-10:46 p.m.

2 stops10h 59m

C$ 684

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3

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 C$ 443). Flying from Calgary to Ontario in October is currently the most expensive (average of C$ 923). 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?

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 12 June 2026.
Check out reviews from past customers who have flown with United Airlines from Calgary to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,813 reviews
Check prices

Crew

8.1

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
9,813 reviews
United Airlines
7.4
Good
9,813 reviews
Check prices

Crew

8.1

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

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 47m. The time it takes to get you to your destination can typically vary by up to 1h 49m. Airlines will cover a distance of 1918 km. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Calgary to Ontario round-trip?

    Currently priced at C$ 264, United Airlines will fly you from Calgary to Ontario and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. You may be able to fly from Calgary to Ontario for 58% less than the average price by searching for this airline.

  • 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 C$ 443). Flying from Calgary to Ontario in October is currently the most expensive (average of C$ 923). 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

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Top airline flying from Calgary to Ontario

Discover the top airline that operate flights from Calgary to Ontario. 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 629,999 searches. Data last updated 12 June 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 264AverageC$ 591FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Calgary to Ontario?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ontario from Calgary today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Calgary to Ontario?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario from Calgary.

Can Cheapflights find flights from Calgary to Ontario with no change fees?

Yes, we can. To see specific flights from Calgary to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Calgary to Ontario become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ontario from Calgary today and book when prices fit your budget.

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