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

Currently priced at C$ 361, 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. Search Cheapflights for deals from Delta and Alaska Airlines - these airlines can fly you to your destination from C$ 491 and C$ 618, respectively. You may be able to fly from Calgary to Ontario for 50% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Calgary to Ontario one-way?

For one-way options, check prices for United Airlines. According to our data, you can fly for as low as C$ 212. Users have also found prices from C$ 219 and C$ 298 on Air Canada and Alaska Airlines, respectively.

What is the cheapest day to fly from Calgary to Ontario?

Travelers seeking maximum savings on their Calgary to Ontario flight should consider departing on Tuesday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from Calgary to Ontario?

When booking a flight from Calgary to Ontario, you may want to consider flying on Air Canada, United Airlines or WestJet as they are the most popular for this route.

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

Thursday is generally a great day to depart. Flying on this day could help you save up to 99%.

How far in advance should I book a flight from Calgary to Ontario?

Travellers have found it’s best to book a flight 59 days in advance to save up to 66% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 59 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Calgary to Ontario 1-2 weeks in advance for as low as C$ 424, or C$ 712 for flights within the next 24 hours.

What is the cheapest month to fly from Calgary to Ontario?

Flights from Calgary to Ontario lean towards being more expensive in December. Prices are generally better when you fly from Calgary to Ontario in September, with the cheapest ticket starting at C$ 201.

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.

C$ 212+ Flights from Calgary to Ontario

Cheap flight deals from Calgary to Ontario

Round-trip from	C$ 354
One-way from	C$ 212
Popular in	August
Cheapest in	June
Average price	C$ 816

30/5-2/6
2 total stops
21h 53m total
Calgary to Ontario

Search Deals

United Airlines
8/6
1 total stop
15h 49m total
Calgary to Ontario

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (C$ 90 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (C$ 45 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find 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 11 avril 2025.

ven. 30/53:15 p.m.YYC - ONT

1 stop9h 21mMultiple Airlines

lun. 2/69:41 p.m.ONT - YYC

1 stop12h 32mMultiple Airlines

Deal found 10/4C$ 354

sam. 17/53:49 p.m.YYC - ONT

1 stop5h 45mUnited Airlines

sam. 24/55:10 a.m.ONT - YYC

1 stop12h 11mUnited Airlines

Deal found 10/4C$ 361

lun. 21/41:20 p.m.YYC - ONT

1 stop10h 23mDelta

jeu. 24/46:00 a.m.ONT - YYC

1 stop4h 35mDelta

Deal found 10/4C$ 491

jeu. 8/56:19 p.m.YYC - ONT

1 stop6h 40mAlaska Airlines

jeu. 15/511:51 a.m.ONT - YYC

1 stop21h 36mAlaska Airlines

Deal found 11/4C$ 514

mer. 6/85:45 p.m.YYC - ONT

1 stop5h 56mWestJet

mer. 13/87:00 a.m.ONT - YYC

1 stop8h 30mWestJet

Deal found 10/4C$ 571

ven. 18/43:49 p.m.YYC - ONT

1 stop5h 32mAir Canada

dim. 20/45:00 a.m.ONT - YYC

1 stop7h 53mAir Canada

Deal found 10/4C$ 640

mar. 15/46:45 a.m.YYC - ONT

1 stop8h 04mAmerican Airlines

mar. 15/411:59 p.m.ONT - YYC

1 stop10h 46mAmerican Airlines

Deal found 11/4C$ 809

Best flights from Calgary to Ontario
Discover carefully curated flight deals from Calgary to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 11 avril 2025.

ven. 30/53:15 p.m.YYC - ONT

1 stop9h 21mMultiple Airlines

lun. 2/69:41 p.m.ONT - YYC

1 stop12h 32mMultiple Airlines

Deal found 10/4C$ 354

sam. 17/56:15 a.m.YYC - ONT

1 stop15h 38mUnited Airlines

dim. 25/55:10 a.m.ONT - YYC

1 stop12h 11mUnited Airlines

Deal found 10/4C$ 361

lun. 21/41:20 p.m.YYC - ONT

1 stop10h 23mDelta

jeu. 24/46:00 a.m.ONT - YYC

1 stop4h 35mDelta

Deal found 10/4C$ 491

ven. 2/56:19 p.m.YYC - ONT

1 stop6h 40mAlaska Airlines

dim. 4/57:00 a.m.ONT - YYC

2 stops9h 29mAlaska Airlines

Deal found 10/4C$ 618

ven. 18/43:49 p.m.YYC - ONT

1 stop5h 32mAir Canada

dim. 20/45:00 a.m.ONT - YYC

1 stop7h 53mAir Canada

Deal found 10/4C$ 640

dim. 25/57:00 a.m.YYC - ONT

3 stops12h 20mWestJet

dim. 1/66:00 a.m.ONT - YYC

2 stops23h 56mWestJet

Deal found 10/4C$ 1,155

Last-minute flights from Calgary to Ontario
Discover last-minute flight deals from Calgary to Ontario. Data last updated 11 avril 2025 and is based on user searches.

mar. 15/46:45 a.m.YYC - ONT

1 stop8h 04mAmerican Airlines

mar. 15/411:59 p.m.ONT - YYC

1 stop10h 46mAmerican Airlines

Deal found 10/4C$ 806

mar. 15/46:59 p.m.YYC - ONT

2 stops15h 29mAlaska Airlines

mar. 22/49:56 a.m.ONT - YYC

2 stops6h 33mAlaska Airlines

Deal found 10/4C$ 1,732

mer. 16/41:20 p.m.YYC - ONT

2 stops11h 21mDelta

mar. 22/46:00 a.m.ONT - YYC

2 stops9h 16mDelta

Deal found 9/4C$ 548

mer. 16/41:30 p.m.YYC - ONT

1 stop8h 12mUnited Airlines

mar. 22/41:20 p.m.ONT - YYC

1 stop21h 59mUnited Airlines

Deal found 9/4C$ 965

ven. 18/43:49 p.m.YYC - ONT

1 stop5h 32mAir Canada

dim. 20/45:00 a.m.ONT - YYC

1 stop7h 53mAir Canada

Deal found 10/4C$ 640

lun. 21/41:20 p.m.YYC - ONT

1 stop10h 23mDelta

jeu. 24/46:00 a.m.ONT - YYC

1 stop4h 35mDelta

Deal found 10/4C$ 491

ven. 2/56:19 p.m.YYC - ONT

1 stop6h 40mAlaska Airlines

dim. 4/57:00 a.m.ONT - YYC

2 stops9h 29mAlaska Airlines

Deal found 10/4C$ 618

sam. 17/56:15 a.m.YYC - ONT

1 stop15h 38mUnited Airlines

dim. 25/55:10 a.m.ONT - YYC

1 stop12h 11mUnited Airlines

Deal found 10/4C$ 361

dim. 25/57:00 a.m.YYC - ONT

3 stops12h 20mWestJet

dim. 1/66:00 a.m.ONT - YYC

2 stops23h 56mWestJet

Deal found 10/4C$ 1,155

ven. 30/53:15 p.m.YYC - ONT

1 stop9h 21mMultiple Airlines

lun. 2/69:41 p.m.ONT - YYC

1 stop12h 32mMultiple Airlines

Deal found 10/4C$ 354

One-way flights from Calgary to Ontario
Search for one-way flight options from Calgary to Ontario. Find affordable one-way fares based on user searches. Data last updated 11 avril 2025.

dim. 8/66:15 a.m.YYC - ONT

1 stop15h 49mUnited Airlines

Deal found 10/4C$ 212

dim. 11/53:49 p.m.YYC - ONT

1 stop5h 45mAir Canada

Deal found 11/4C$ 219

ven. 11/73:15 p.m.YYC - ONT

1 stop9h 25mMultiple Airlines

Deal found 11/4C$ 229

lun. 9/611:17 a.m.YYC - ONT

1 stop24h 40mAlaska Airlines

Deal found 10/4C$ 298

lun. 9/67:35 p.m.YYC - ONT

1 stop22h 26mWestJet

Deal found 10/4C$ 324

dim. 27/48:00 a.m.YYC - ONT

1 stop5h 16mDelta

Deal found 10/4C$ 364

Cheapflights Fare Finder

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

CalgaryOntario

YYC - ONT

YYCONT

Calgary

ven. 30/5

3:15 p.m.-11:36 p.m.

1 stop9h 21m

Ontario

lun. 2/6

9:41 p.m.-11:13 a.m.

1 stop12h 32m

C$ 354

CalgaryOntario

YYC - ONT

YYCONT

Calgary

sam. 17/5

3:49 p.m.-8:34 p.m.

1 stop5h 45m

Ontario

sam. 24/5

5:10 a.m.-6:21 p.m.

1 stop12h 11m

C$ 361

CalgaryOntario

YYC - ONT

YYCONT

Calgary

lun. 21/4

1:20 p.m.-10:43 p.m.

1 stop10h 23m

Ontario

jeu. 24/4

6:00 a.m.-11:35 a.m.

1 stop4h 35m

C$ 491

CalgaryOntario

YYC - ONT

YYCONT

Calgary

ven. 2/5

6:19 p.m.-11:59 p.m.

1 stop6h 40m

Ontario

dim. 4/5

7:00 a.m.-5:29 p.m.

2 stops9h 29m

C$ 618

CalgaryOntario

YYC - ONT

YYCONT

Calgary

ven. 18/4

3:49 p.m.-8:21 p.m.

1 stop5h 32m

Ontario

dim. 20/4

5:00 a.m.-1:53 p.m.

1 stop7h 53m

C$ 640

CalgaryOntario

YYC - ONT

YYCONT

Calgary

dim. 25/5

7:00 a.m.-6:20 p.m.

3 stops12h 20m

Ontario

dim. 1/6

6:00 a.m.-6:56 a.m.

2 stops23h 56m

C$ 1,155

CalgaryOntario

YYC - ONT

YYCONT

Calgary

dim. 8/6

6:15 a.m.-9:04 p.m.

1 stop15h 49m

C$ 212

CalgaryOntario

YYC - ONT

YYCONT

Calgary

lun. 9/6

7:00 a.m.-5:39 p.m.

2 stops11h 39m

C$ 246

CalgaryOntario

YYC - ONT

YYCONT

Calgary

dim. 4/5

11:35 p.m.-9:25 p.m.

3 stops22h 50m

C$ 271

CalgaryOntario

YYC - ONT

YYCONT

Calgary

lun. 9/6

11:17 a.m.-10:57 a.m.

1 stop24h 40m

C$ 298

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/4

Showing 1-10 of 13 results

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, September is the cheapest month in which you can book a flight from Calgary to Ontario (average of C$ 290). Flying from Calgary to Ontario in May is currently the most expensive (average of C$ 574). 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 YYC to ONT?

It’s optimal to fly from Calgary to Ontario in the morning. By choosing this option you can save up to 38% on the cost of your flight, compared to a flight in the evening.

Rainfall in Ontario by month

In terms of precipitation, rainfall in Ontario ranges from 3.0 - 86.0 mm per month. February is typically the wettest month, when rainfall can reach 86.0 mm. June is typically the driest time to visit Ontario when rainfall is around 3.0 mm.

Temperature in Ontario by month

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 12.0 C).

Reviews of airlines servicing Ontario

To help decide which airline to fly from Calgary to Ontario, see what other customers have to say about Alaska Airlines, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,851 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,851 reviews

Alaska Airlines

8.0

Very good

9,851 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,910 reviews

Alaska Airlines

8.0

Very good

9,851 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

United Airlines

7.4

Good

8,636 reviews

Alaska Airlines

8.0

Very good

9,851 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

WestJet

7.2

Good

2,802 reviews

Alaska Airlines

8.0

Very good

9,851 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Air Canada

7.0

Good

9,088 reviews

Alaska Airlines

8.0

Very good

9,851 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

What are the cheapest airlines flying from Calgary to Ontario round-trip?
Currently priced at C$ 361, 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. Search Cheapflights for deals from Delta and Alaska Airlines - these airlines can fly you to your destination from C$ 491 and C$ 618, respectively. You may be able to fly from Calgary to Ontario for 50% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Calgary to Ontario one-way?
For one-way options, check prices for United Airlines. According to our data, you can fly for as low as C$ 212. Users have also found prices from C$ 219 and C$ 298 on Air Canada and Alaska Airlines, respectively.
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, September is the cheapest month in which you can book a flight from Calgary to Ontario (average of C$ 290). Flying from Calgary to Ontario in May is currently the most expensive (average of C$ 574). 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 3 airlines flying from Calgary to Ontario

Airline	Cheapest	Average	Flexibility	On-time
WestJet	CheapestC$ 249	AverageC$ 560	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
United Airlines	CheapestC$ 334	AverageC$ 740	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Air Canada	CheapestC$ 390	AverageC$ 689	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights

Fly with Cheapflights

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

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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.

Cheap flights from Calgary to Ontario from C$ 212

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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Calgary to Ontario

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Calgary to Ontario

Cheapest flights from Calgary to OntarioExplore 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 11 avril 2025.

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 11 avril 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Calgary to Ontario that are best for you.

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.

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?

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

Find hourly flight availability from Calgary to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 avril 2025.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

Reviews of airlines servicing Ontario

To help decide which airline to fly from Calgary to Ontario, see what other customers have to say about Alaska Airlines, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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.

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

What are the cheapest airlines to fly from Calgary to Ontario one-way?

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

How can I find direct flights from Calgary to Ontario?

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

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

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.

Alternative routes for Calgary to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Calgary to Ontario

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?

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

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

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

100% Free

Book with Flexibility

Travel Smart

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 11 avril 2025.