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Ontario

$137+ 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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — ONT
nov. 27 — dic. 41
jue. 11/27
jue. 12/4
1 adult, Economy
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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 octubre 28, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
lun. 11/241:25 pmYYC - ONT
1 stop28h 32mMultiple Airlines
lun. 12/15:06 pmONT - YYC
1 stop17h 55mMultiple Airlines
Deal found 10/26$335
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
mar. 11/258:25 amYYC - ONT
1 stop7h 01mMultiple Airlines
mar. 12/212:30 pmONT - YYC
2 stops29h 39mMultiple Airlines
Deal found 10/27$347
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
jue. 12/111:25 pmYYC - ONT
1 stop25h 00mMultiple Airlines
jue. 12/186:45 amONT - YYC
2 stops39h 07mMultiple Airlines
Deal found 10/27$350
This United Airlines deal was found by Cheapflights users on 10/27. 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.
sáb. 11/223:30 pmYYC - ONT
1 stop8h 21mUnited Airlines
jue. 12/116:00 amONT - YYC
1 stop5h 26mUnited Airlines
Deal found 10/27$381
This Delta deal was found by Cheapflights users on 10/27. 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.
mié. 11/197:45 amYYC - ONT
1 stop5h 33mDelta
sáb. 12/134:49 pmONT - YYC
1 stop5h 24mDelta
Deal found 10/27$401
This Delta deal was found by Cheapflights users on 10/26. 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.
dom. 12/77:35 amYYC - ONT
1 stop5h 59mDelta
sáb. 12/131:29 pmONT - YYC
1 stop8h 44mDelta
Deal found 10/26$402
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/2211:40 amYYC - ONT
1 stop23h 15mAlaska Airlines
dom. 12/77:10 amONT - YYC
2 stops10h 00mAlaska Airlines
Deal found 10/27$412
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/207:00 pmYYC - ONT
1 stop5h 32mAlaska Airlines
dom. 12/77:10 amONT - YYC
2 stops10h 00mAlaska Airlines
Deal found 10/27$415
This Delta deal was found by Cheapflights users on 10/27. 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.
mié. 11/197:45 amYYC - ONT
1 stop5h 33mDelta
lun. 12/84:49 pmONT - YYC
1 stop5h 24mDelta
Deal found 10/27$420

Cheap 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 octubre 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$284
(Kiwi.com)

One-way from

$137
(Kiwi.com)

Popular in

February

Cheapest in

June

Average price

$661
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. 11% potential increase in price ($64 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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 octubre 28, 2025.
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

dom. 11/23

2:13 pm-8:44 pm

1 stop7h 31m

Ontario

mié. 12/10

6:00 am-12:26 pm

1 stop5h 26m

$381

CalgaryOntario

YYC - ONT

YYCONT

Calgary

dom. 11/23

2:13 pm-8:44 pm

1 stop7h 31m

Ontario

dom. 12/14

6:00 am-12:26 pm

1 stop5h 26m

$381

CalgaryOntario

YYC - ONT

YYCONT

Calgary

jue. 11/20

3:30 pm-10:51 pm

1 stop8h 21m

Ontario

dom. 12/14

5:05 am-2:21 pm

1 stop8h 16m

$381

CalgaryOntario

YYC - ONT

YYCONT

Calgary

jue. 1/22

3:30 pm-10:53 pm

1 stop8h 23m

Ontario

lun. 1/26

6:00 am-12:26 pm

1 stop5h 26m

$381

CalgaryOntario

YYC - ONT

YYCONT

Calgary

jue. 11/20

3:30 pm-10:51 pm

1 stop8h 21m

Ontario

sáb. 12/13

6:00 am-12:26 pm

1 stop5h 26m

$381

CalgaryOntario

YYC - ONT

YYCONT

Calgary

vie. 1/23

2:13 pm-8:58 pm

1 stop7h 45m

Ontario

dom. 1/25

6:00 am-12:26 pm

1 stop5h 26m

$381

CalgaryOntario

YYC - ONT

YYCONT

Calgary

lun. 11/24

3:30 pm-10:51 pm

1 stop8h 21m

Ontario

sáb. 12/6

6:00 am-12:26 pm

1 stop5h 26m

$381

CalgaryOntario

YYC - ONT

YYCONT

Calgary

sáb. 11/22

3:30 pm-10:51 pm

1 stop8h 21m

Ontario

mié. 12/10

6:00 am-12:26 pm

1 stop5h 26m

$381

CalgaryOntario

YYC - ONT

YYCONT

Calgary

sáb. 11/22

3:30 pm-10:51 pm

1 stop8h 21m

Ontario

sáb. 11/29

6:00 am-12:26 pm

1 stop5h 26m

$381

CalgaryOntario

YYC - ONT

YYCONT

Calgary

mar. 11/25

6:15 am-12:33 pm

1 stop7h 18m

Ontario

dom. 12/14

5:05 am-2:21 pm

1 stop8h 16m

$381

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/25

Showing 1-10 of 23 results
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Compare providers for flights from Calgary to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Calgary to Ontario in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Calgary-Ontario flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Calgary-Ontario flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 $86). Flying from Calgary to Ontario in December is currently the most expensive (average of $172). 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?

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 octubre 28, 2025.

When flying from Calgary to Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 51% versus a flight in the afternoon.

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 octubre 28, 2025.
Read through reviews of airlines operating flights from Calgary to Ontario, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,001 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

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
9,001 reviews
United Airlines
7.4
Good
9,001 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

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 United Airlines fly from Calgary to Ontario in about 7h 31m. The time it takes to get you to your destination can typically vary by up to . There are 1192 mi between Calgary and Ontario.

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

    United Airlines, at $420, was found to be the cheapest airline from Calgary to Ontario.. This flight start at 13% lower than the current average price 3 months from now.

  • 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 $86). Flying from Calgary to Ontario in December is currently the most expensive (average of $172). 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

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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 2,558,603 searches. Data last updated octubre 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$420Average$661FlexibilityNo cancel feeOn-time69%

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