What is the cheapest airline that flies from Ontario to Calgary?

United Airlines and Delta are the most popular carriers operating from Ontario to Calgary

What airlines fly to Calgary?

WestJet, Delta and Air Canada are the top three most popular airlines that fly to Calgary from Ontario according to our data. WestJet is the first choice among our users, with 82% of people opting to fly with this airline when traveling to Calgary. Keep in mind that there are 5 different airlines that fly to Calgary on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Ontario to Calgary?

Flights via San Francisco (SFO) offer the lowest average round-trip price of $677.

Which layover airport has the shortest connection time from Ontario to Calgary?

San Francisco (SFO) has the shortest average layover time for this route: 1h 09m.

Which airport is the most popular layover for flights between Ontario and Calgary?

San Francisco (SFO) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Ontario to Calgary?

Flights connecting via San Francisco (SFO) have the shortest average one-way travel time: 5h 30m.

When did momondo last update prices for flights from Ontario Airport to Calgary Airport?

Prices for flights from Ontario Airport to Calgary Airport refresh daily.

How many operators does momondo search for flights from Ontario Airport to Calgary Airport?

The number of operators available for flights from Ontario Airport to Calgary Airport is 5 as of September 2026.

How old do you have to be to fly from Ontario Airport to Calgary Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Calgary Airport.

What documentation or ID do you need to fly to Calgary Airport?

The required travel and health documents for your Calgary Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Calgary Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$141 Cheap Flights from Ontario to Calgary in 2026

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Find the cheapest flights from Ontario to Calgary

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:01 pm - 9:40 amONT Ontario-YYC Calgary

20h 39m1 stop San Francisco

7:45 pm - 9:40 amYYC Calgary-ONT Ontario

14h 55m1 stop Las Vegas Harry Reid Intl

$295Multiple Airlines

Mon, Oct 19 - Mon, Oct 26

12:01 pm - 9:40 amONT Ontario-YYC Calgary

20h 39m1 stop San Francisco

8:00 pm - 11:51 pmYYC Calgary-ONT Ontario

28h 51m2 stops Phoenix Sky Harbor Intl Denver Intl

$309Multiple Airlines

Mon, Oct 19 - Mon, Oct 26

5:00 am - 1:53 pmONT Ontario-YYC Calgary

7h 53m1 stop Denver Intl

3:22 pm - 10:51 pmYYC Calgary-ONT Ontario

8h 29m1 stop San Francisco

$414United Airlines

Sat, Oct 10 - Fri, Oct 16

6:08 am - 12:19 pmONT Ontario-YYC Calgary

5h 11m1 stop San Francisco

6:00 am - 12:50 pmYYC Calgary-ONT Ontario

7h 50m1 stop Denver Intl

$414United Airlines

Thu, Sep 17 - Tue, Sep 22

1:04 pm - 11:06 pmONT Ontario-YYC Calgary

9h 02m1 stop Salt Lake City

7:45 am - 12:14 pmYYC Calgary-ONT Ontario

5h 29m1 stop Salt Lake City

$414Delta

Wed, Sep 16 - Wed, Sep 30

6:56 pm - 10:43 amONT Ontario-YYC Calgary

14h 47m1 stop Seattle/Tacoma Intl

7:00 pm - 10:17 amYYC Calgary-ONT Ontario

16h 17m1 stop Seattle/Tacoma Intl

$414Alaska Airlines

Fri, Oct 16 - Tue, Oct 20

2:13 pm - 10:43 amONT Ontario-YYC Calgary

19h 30m1 stop Seattle/Tacoma Intl

7:00 pm - 10:17 amYYC Calgary-ONT Ontario

16h 17m1 stop Seattle/Tacoma Intl

$414Alaska Airlines

Tue, Oct 13 - Tue, Oct 20

1:04 pm - 11:06 pmONT Ontario-YYC Calgary

9h 02m1 stop Salt Lake City

12:33 pm - 4:35 pmYYC Calgary-ONT Ontario

5h 02m1 stop Salt Lake City

$415Delta

Tue, Sep 22 - Sat, Sep 26

5:00 am - 9:48 pmONT Ontario-YYC Calgary

15h 48m1 stop Denver Intl

3:22 pm - 8:31 pmYYC Calgary-ONT Ontario

6h 09m1 stop San Francisco

$439Air Canada

Sat, Oct 3 - Mon, Oct 5

1:56 pm - 1:39 amONT Ontario-YYC Calgary

10h 43m2 stops San Francisco Vancouver Intl

6:00 am - 6:16 pmYYC Calgary-ONT Ontario

13h 16m2 stops Vancouver Intl San Francisco

$444Air Canada

Sat, Sep 19 - Wed, Sep 23

Cheap last minute flights

Enter your travel dates to find the best prices.

5:00 am - 1:53 pmONT Ontario-YYC Calgary

7h 53m1 stop Denver Intl

1:27 pm - 8:53 pmYYC Calgary-ONT Ontario

8h 26m1 stop Denver Intl

$569United Airlines

Mon, Sep 7 - Thu, Sep 10

6:08 am - 12:19 pmONT Ontario-YYC Calgary

5h 11m1 stop San Francisco

6:00 am - 12:50 pmYYC Calgary-ONT Ontario

7h 50m1 stop Denver Intl

$580United Airlines

Thu, Sep 10 - Sun, Sep 13

3:14 pm - 10:46 pmONT Ontario-YYC Calgary

6h 32m1 stop Seattle/Tacoma Intl

6:33 am - 11:16 amYYC Calgary-ONT Ontario

5h 43m1 stop Seattle/Tacoma Intl

$603Alaska Airlines

Thu, Sep 10 - Fri, Sep 11

10:47 am - 10:46 pmONT Ontario-YYC Calgary

10h 59m2 stops Portland Seattle/Tacoma Intl

6:33 am - 11:16 amYYC Calgary-ONT Ontario

5h 43m1 stop Seattle/Tacoma Intl

$622Alaska Airlines

Fri, Sep 11 - Mon, Sep 14

6:00 am - 1:10 pmONT Ontario-YYC Calgary

6h 10m1 stop Seattle/Tacoma Intl

5:50 pm - 10:40 pmYYC Calgary-ONT Ontario

5h 50m1 stop Seattle/Tacoma Intl

$725WestJet

Wed, Sep 9 - Sat, Sep 12

6:00 am - 1:10 pmONT Ontario-YYC Calgary

6h 10m1 stop Seattle/Tacoma Intl

3:15 pm - 10:40 pmYYC Calgary-ONT Ontario

8h 25m2 stops Vancouver Intl Seattle/Tacoma Intl

$905WestJet

Wed, Sep 9 - Sat, Sep 12

1:06 pm - 11:04 pmONT Ontario-YYC Calgary

8h 58m1 stop Salt Lake City

7:45 am - 4:35 pmYYC Calgary-ONT Ontario

9h 50m1 stop Salt Lake City

$1,258Delta

Sun, Sep 6 - Sun, Sep 20

6:00 am - 7:40 pmONT Ontario-YYC Calgary

12h 40m2 stops Salt Lake City Edmonton

7:45 am - 4:35 pmYYC Calgary-ONT Ontario

9h 50m1 stop Salt Lake City

$1,264Delta

Sun, Sep 6 - Sun, Sep 20

6:08 am - 12:19 pmONT Ontario-YYC Calgary

5h 11m1 stop San Francisco

1:41 pm - 8:01 pmYYC Calgary-ONT Ontario

7h 20m1 stop San Francisco

$1,289Air Canada

Fri, Sep 11 - Sat, Sep 12

3:14 pm - 10:15 pmONT Ontario-YYC Calgary

6h 01m1 stop Seattle/Tacoma Intl

12:03 pm - 7:03 pmYYC Calgary-ONT Ontario

8h 00m1 stop Seattle/Tacoma Intl

$2,364Multiple Airlines

Thu, Sep 10 - Fri, Sep 11

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Alaska Airlines flights from Ontario to Calgary

Our best Alaska Airlines deals on Ontario to Calgary flight tickets

Alaska Airlines

Oct 16

ONT6:56 pmOntario

14h 47m

1 stop

YYC10:43 amCalgary

Oct 20

YYC7:00 pmCalgary

16h 17m

1 stop

ONT10:17 amOntario

$414

Alaska Airlines

Oct 24

ONT11:13 amOntario

5h 57m

1 stop

YYC6:10 pmCalgary

Oct 27

YYC7:00 pmCalgary

16h 17m

1 stop

ONT10:17 amOntario

$420

Alaska Airlines

Oct 16

ONT2:13 pmOntario

19h 30m

1 stop

YYC10:43 amCalgary

Oct 20

YYC7:00 pmCalgary

16h 49m

2 stops

ONT10:49 amOntario

$424

United Airlines flights from Ontario to Calgary

Our best United Airlines deals on Ontario to Calgary flight tickets

United Airlines

Sep 15

ONT6:08 amOntario

5h 11m

1 stop

YYC12:19 pmCalgary

Sep 16

YYC6:00 amCalgary

7h 50m

1 stop

ONT12:50 pmOntario

$415

United Airlines

Oct 15

ONT1:24 pmOntario

7h 24m

1 stop

YYC9:48 pmCalgary

Oct 23

YYC3:22 pmCalgary

6h 09m

1 stop

ONT8:31 pmOntario

$425

United Airlines

Sep 22

ONT5:00 amOntario

15h 48m

1 stop

YYC9:48 pmCalgary

Oct 1

YYC6:00 amCalgary

7h 46m

1 stop

ONT12:46 pmOntario

$447

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioCalgary

ONT Ontario - YYC Calgary

ONTYYC

Ontario

Mon 10/19

12:01 pm-9:40 am

1 stop20h 39m

Calgary

Mon 10/26

7:45 pm-9:40 am

1 stop14h 55m

$295

OntarioCalgary

ONT Ontario - YYC Calgary

ONTYYC

Ontario

Mon 10/19

12:01 pm-9:40 am

1 stop20h 39m

Calgary

Mon 10/26

8:00 pm-11:51 pm

2 stops28h 51m

$309

OntarioCalgary

ONT Ontario - YYC Calgary

ONTYYC

Ontario

Sat 10/10

5:00 am-1:53 pm

1 stop7h 53m

Calgary

Fri 10/16

3:22 pm-10:51 pm

1 stop8h 29m

$414

Quickest round-trip

OntarioCalgary

ONT Ontario - YYC Calgary

ONTYYC

Ontario

Thu 9/17

6:08 am-12:19 pm

1 stop5h 11m

Calgary

Tue 9/22

6:00 am-12:50 pm

1 stop7h 50m

$414

OntarioCalgary

ONT Ontario - YYC Calgary

ONTYYC

Ontario

Wed 9/16

1:04 pm-11:06 pm

1 stop9h 02m

Calgary

Wed 9/30

7:45 am-12:14 pm

1 stop5h 29m

$414

OntarioCalgary

ONT Ontario - YYC Calgary

ONTYYC

Ontario

Fri 10/16

6:56 pm-10:43 am

1 stop14h 47m

Calgary

Tue 10/20

7:00 pm-10:17 am

1 stop16h 17m

$414

OntarioCalgary

ONT Ontario - YYC Calgary

ONTYYC

Ontario

Tue 10/13

2:13 pm-10:43 am

1 stop19h 30m

Calgary

Tue 10/20

7:00 pm-10:17 am

1 stop16h 17m

$414

OntarioCalgary

ONT Ontario - YYC Calgary

ONTYYC

Ontario

Tue 9/22

1:04 pm-11:06 pm

1 stop9h 02m

Calgary

Sat 9/26

12:33 pm-4:35 pm

1 stop5h 02m

$415

OntarioCalgary

ONT Ontario - YYC Calgary

ONTYYC

Ontario

Sat 10/3

5:00 am-9:48 pm

1 stop15h 48m

Calgary

Mon 10/5

3:22 pm-8:31 pm

1 stop6h 09m

$439

OntarioCalgary

ONT Ontario - YYC Calgary

ONTYYC

Ontario

Sat 9/19

1:56 pm-1:39 am

2 stops10h 43m

Calgary

Wed 9/23

6:00 am-6:16 pm

2 stops13h 16m

$444

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Calgary

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the cheapest month to fly to Calgary?

The month of February is, on average, the cheapest month to fly to Calgary from Ontario, with most prices found around $0. If you aren’t able to travel during the month of February, then book flights to Calgary from Ontario during January instead. Flights to Calgary in January, while not as cheap as those in February, still average around $0.

What is the cheapest day to depart on your flight to Calgary?

The cheapest day to depart on your flight to Calgary is on a Tuesday when prices can be found for as low as $342. This is often the case because there is less demand to fly during this day of the week. Flights from Ontario to Calgary on a Monday will generally be more expensive and average around $417. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Calgary?

The cheapest time of day to fly to Calgary is in the morning when flights can be purchased for as low as $360. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $411 on average. Flights to Calgary from Ontario at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Ontario to Calgary

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Calgary according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ontario to Calgary (ONT to YYC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Calgary

Best Price Found	$141
Fastest flight time	5h 11m
Direct flights	None

The best one-way flight to Calgary from Ontario in the past 72 hours is $141. The best round-trip flight deal from Ontario to Calgary found on momondo in the last 72 hours is $295.

The fastest flight from Ontario to Calgary takes 5h 11m

There are no direct flights from Ontario to Calgary. There are no popular flight routes from Ontario to Calgary.

Search flight deals

Frequently asked questions about flying from Ontario to Calgary

How far is Ontario to Calgary by plane?
The distance between Ontario and Calgary is about 1186.4 mi. A reasonable flight in good conditions will take 5h 11m.
When did momondo last update prices for flights from Ontario Airport to Calgary Airport?
Prices for flights from Ontario Airport to Calgary Airport refresh daily.
How many operators does momondo search for flights from Ontario Airport to Calgary Airport?
The number of operators available for flights from Ontario Airport to Calgary Airport is 5 as of September 2026.
How old do you have to be to fly from Ontario Airport to Calgary Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Calgary Airport.
What documentation or ID do you need to fly to Calgary Airport?
The required travel and health documents for your Calgary Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Calgary Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Ontario to Calgary?
Based on momondo bookings for flights between Ontario and Calgary, the leading airline is United Airlines, making up 37% of the total bookings. Other popular airlines include WestJet with 19%, Delta with 18%, and Alaska Airlines with 15%.

Best airlines flying from Ontario to Calgary

Compare and see reviews for airlines that fly from Ontario to Calgary with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $168	Free Cancellation	Rating 7.8 8,571 reviews	Search Delta flights
WestJet	PriceFrom $242	Free Cancellation	Rating 7.2 3,444 reviews	Search WestJet flights
United Airlines	PriceFrom $365	Free Cancellation	Rating 7.4 10,172 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $469	Free Cancellation	Rating 7.9 12,879 reviews	Search Alaska Airlines flights
Air Canada	PriceFrom $500	Free Cancellation	Rating 7.1 11,583 reviews	Search Air Canada flights

Banff

Canmore

Lake Louise

Airdrie

Drumheller

Radium Hot Springs

Kananaskis

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Calgary?

Finding the right flight to Calgary from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Calgary quick and easy, saving you time and money.

Can I find flights from Ontario to Calgary with flexible booking policies on momondo?

momondo does allow users to show only those flights to Calgary from Ontario which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ontario to Calgary?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Calgary.

I’m not ready to book a flight from Ontario to Calgary right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Calgary from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Calgary trip

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Cheap flights from Ontario to Calgary from $141

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Calgary departing on 10/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Alaska Airlines flights from Ontario to Calgary

Our best Alaska Airlines deals on Ontario to Calgary flight tickets

United Airlines flights from Ontario to Calgary

Our best United Airlines deals on Ontario to Calgary flight tickets

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How to get the cheapest flight ticket from Ontario to Calgary

What is the cheapest month to fly to Calgary?

What is the cheapest day to depart on your flight to Calgary?

What is the cheapest time of day to depart on your flight to Calgary?

What is the cheapest airline that flies from Ontario to Calgary?

What airlines fly to Calgary?

Which airport is the most popular layover for flights between Ontario and Calgary?

Which layover airport offers the lowest fares from Ontario to Calgary?

Which layover airport has the shortest travel time from Ontario to Calgary?

Which layover airport has the shortest connection time from Ontario to Calgary?

When to book flights from Ontario to Calgary

Cheap Ontario to Calgary (ONT to YYC) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Ontario to Calgary

Best airlines flying from Ontario to Calgary

Compare and see reviews for airlines that fly from Ontario to Calgary with momondo

Traveling to a place near Calgary?

Why use momondo?

An easier way to manage your Calgary trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Canada

Airports servicing Alberta

Fly your favorite airline to Calgary

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Calgary

List of cabin classes available on flights landing in Calgary. Availability may vary depending on flight origin and airline.

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