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Cheap flights from Ontario to Calgary from $145

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 9/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Calgary

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:30 pm - 8:20 pmONT  Ontario-YYC Calgary
28h 50m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
1:35 pm - 9:09 amYYC  Calgary-ONT Ontario
20h 34m1 stop Las Vegas Harry Reid Intl
$319Multiple Airlines
Wed, Sep 16 - Mon, Sep 21
Multiple Airlines Logo
8:00 am - 8:20 pmONT  Ontario-YYC Calgary
11h 20m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
1:35 pm - 9:09 amYYC  Calgary-ONT Ontario
20h 34m1 stop Las Vegas Harry Reid Intl
$325Multiple Airlines
Thu, Sep 17 - Mon, Sep 21
WestJet Logo
11:56 am - 10:15 pmONT  Ontario-YYC Calgary
9h 19m1 stop Seattle/Tacoma Intl
WestJet Logo
5:50 pm - 10:43 pmYYC  Calgary-ONT Ontario
5h 53m1 stop Seattle/Tacoma Intl
$374WestJet
Fri, Oct 16 - Tue, Oct 20
WestJet Logo
6:20 am - 1:10 pmONT  Ontario-YYC Calgary
5h 50m1 stop Seattle/Tacoma Intl
WestJet Logo
7:55 pm - 5:21 pmYYC  Calgary-ONT Ontario
22h 26m1 stop Seattle/Tacoma Intl
$375WestJet
Wed, Aug 26 - Mon, Aug 31
United Airlines Logo
6:08 am - 12:19 pmONT  Ontario-YYC Calgary
5h 11m1 stop San Francisco
United Airlines Logo
3:22 pm - 8:31 pmYYC  Calgary-ONT Ontario
6h 09m1 stop San Francisco
$391United Airlines
Fri, Sep 18 - Fri, Sep 25
United Airlines Logo
6:08 am - 12:19 pmONT  Ontario-YYC Calgary
5h 11m1 stop San Francisco
United Airlines Logo
6:00 am - 12:50 pmYYC  Calgary-ONT Ontario
7h 50m1 stop Denver Intl
$392United Airlines
Tue, Sep 8 - Tue, Sep 15
Delta Logo
5:15 pm - 11:06 pmONT  Ontario-YYC Calgary
4h 51m1 stop Salt Lake City
Delta Logo
7:45 am - 4:35 pmYYC  Calgary-ONT Ontario
9h 50m1 stop Salt Lake City
$393Delta
Mon, Sep 28 - Sat, Oct 3
Delta Logo
1:04 pm - 11:06 pmONT  Ontario-YYC Calgary
9h 02m1 stop Salt Lake City
Delta Logo
7:45 am - 4:35 pmYYC  Calgary-ONT Ontario
9h 50m1 stop Salt Lake City
$393Delta
Sat, Sep 26 - Sat, Oct 3
Alaska Airlines Logo
6:22 pm - 9:27 pmONT  Ontario-YYC Calgary
25h 05m2 stops Boise Air Term. Gowen Fld Seattle/Tacoma Intl
Alaska Airlines Logo
7:10 am - 1:47 pmYYC  Calgary-ONT Ontario
8h 37m1 stop Seattle/Tacoma Intl
$405Alaska Airlines
Tue, Dec 1 - Wed, Dec 9
Alaska Airlines Logo
10:03 am - 10:27 pmONT  Ontario-YYC Calgary
10h 24m2 stops Portland Seattle/Tacoma Intl
Alaska Airlines Logo
8:10 am - 1:47 pmYYC  Calgary-ONT Ontario
7h 37m1 stop Seattle/Tacoma Intl
$409Alaska Airlines
Thu, Dec 10 - Mon, Dec 14

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WestJet flights from Ontario to Calgary

Our best WestJet deals on Ontario to Calgary flight tickets
WestJet
Aug 24
ONT6:20 amOntario
5h 50m
1 stop
YYC1:10 pmCalgary
Aug 31
YYC8:45 amCalgary
9h 36m
1 stop
ONT5:21 pmOntario
$375
WestJet
Oct 16
ONT11:56 amOntario
9h 19m
1 stop
YYC10:15 pmCalgary
Oct 18
YYC5:50 pmCalgary
24h 22m
1 stop
ONT5:12 pmOntario
$376
WestJet
Sep 7
ONT6:20 amOntario
5h 50m
1 stop
YYC1:10 pmCalgary
Sep 14
YYC8:45 amCalgary
14h 55m
1 stop
ONT10:40 pmOntario
$377

United Airlines flights from Ontario to Calgary

Our best United Airlines deals on Ontario to Calgary flight tickets
United Airlines
Sep 18
ONT6:08 amOntario
5h 11m
1 stop
YYC12:19 pmCalgary
Sep 25
YYC3:22 pmCalgary
6h 09m
1 stop
ONT8:31 pmOntario
$391
United Airlines
Aug 26
ONT5:00 amOntario
7h 53m
1 stop
YYC1:53 pmCalgary
Sep 2
YYC1:41 pmCalgary
5h 35m
1 stop
ONT6:16 pmOntario
$393
United Airlines
Aug 25
ONT5:00 amOntario
7h 53m
1 stop
YYC1:53 pmCalgary
Aug 29
YYC1:27 pmCalgary
8h 26m
1 stop
ONT8:53 pmOntario
$404

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Calgary 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, momondo users made 832,500 searches. Data last updated August 13, 2026.
Use the filters below to find and compare flights from Ontario to Calgary that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioCalgary

ONT Ontario - YYC Calgary

ONTYYC

Ontario

Wed 9/16

2:30 pm-8:20 pm

1 stop28h 50m

Calgary

Mon 9/21

1:35 pm-9:09 am

1 stop20h 34m

$319

OntarioCalgary

ONT Ontario - YYC Calgary

ONTYYC

Ontario

Thu 9/17

8:00 am-8:20 pm

1 stop11h 20m

Calgary

Mon 9/21

1:35 pm-9:09 am

1 stop20h 34m

$325

OntarioCalgary

ONT Ontario - YYC Calgary

ONTYYC

Ontario

Fri 10/16

11:56 am-10:15 pm

1 stop9h 19m

Calgary

Tue 10/20

5:50 pm-10:43 pm

1 stop5h 53m

$374

OntarioCalgary

ONT Ontario - YYC Calgary

ONTYYC

Ontario

Wed 8/26

6:20 am-1:10 pm

1 stop5h 50m

Calgary

Mon 8/31

7:55 pm-5:21 pm

1 stop22h 26m

$375
Quickest round-trip

OntarioCalgary

ONT Ontario - YYC Calgary

ONTYYC

Ontario

Fri 9/18

6:08 am-12:19 pm

1 stop5h 11m

Calgary

Fri 9/25

3:22 pm-8:31 pm

1 stop6h 09m

$391

OntarioCalgary

ONT Ontario - YYC Calgary

ONTYYC

Ontario

Tue 9/8

6:08 am-12:19 pm

1 stop5h 11m

Calgary

Tue 9/15

6:00 am-12:50 pm

1 stop7h 50m

$392

OntarioCalgary

ONT Ontario - YYC Calgary

ONTYYC

Ontario

Mon 9/28

5:15 pm-11:06 pm

1 stop4h 51m

Calgary

Sat 10/3

7:45 am-4:35 pm

1 stop9h 50m

$393

OntarioCalgary

ONT Ontario - YYC Calgary

ONTYYC

Ontario

Sat 9/26

1:04 pm-11:06 pm

1 stop9h 02m

Calgary

Sat 10/3

7:45 am-4:35 pm

1 stop9h 50m

$393

OntarioCalgary

ONT Ontario - YYC Calgary

ONTYYC

Ontario

Tue 12/1

6:22 pm-9:27 pm

2 stops25h 05m

Calgary

Wed 12/9

7:10 am-1:47 pm

1 stop8h 37m

$405

OntarioCalgary

ONT Ontario - YYC Calgary

ONTYYC

Ontario

Thu 12/10

10:03 am-10:27 pm

2 stops10h 24m

Calgary

Mon 12/14

8:10 am-1:47 pm

1 stop7h 37m

$409

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Calgary from

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

What is the typical price of a round-trip flight between Ontario and Calgary?

Prices are currently low for flights on this route.

Typical prices usually range from $457 to $643.
The lowest price recently found on this route was $319.

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 $340. 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 $412. 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 $359. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $404 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

Fastest flight time

4h 43m

Direct flights

None
The fastest flight from Ontario to Calgary takes 4h 43m
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 4h 43m.

  • 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?

  • 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?

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
WestJetPriceFrom $211Free CancellationRating
7.2
3,433 reviews
Search WestJet flights
DeltaPriceFrom $256Free CancellationRating
7.8
8,503 reviews
Search Delta flights
United AirlinesPriceFrom $365Free CancellationRating
7.4
10,112 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $418Free CancellationRating
7.9
12,808 reviews
Search Alaska Airlines flights

Traveling to a place near Calgary?

Book flights to Calgary if you plan to visit one of these locations
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.

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