HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$133+ Cheap flights from Alberta 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 6/25. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — ONT
Apr 30 — May 71
Wed 4/30
Wed 5/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Alberta to Ontario with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Alberta to Ontario

Keep the following information in mind while searching for Alberta to Ontario flight deals. Data was last updated April 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$231
(United Airlines)

One-way from

$133
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$240
Provider with most accurate pricing for Calgary-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Calgary-Los Angeles flights.
Search Deals
From Alberta to Ontario
Search Deals
One-way flight from Alberta to Ontario
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Alberta to Ontario

Cheapest flights from Alberta to Ontario
Explore the most affordable flight options available from Alberta to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

This United Airlines deal was found by Cheapflights users on 4/24. 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.
Wed 6/181:30 pmYYC - ONT
1 stop8h 34mUnited Airlines
Tue 6/245:10 amONT - YYC
1 stop12h 11mUnited Airlines
Deal found 4/24$231
This Delta deal was found by Cheapflights users on 4/25. 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.
Fri 5/307:40 amYYC - ONT
1 stop9h 37mDelta
Fri 6/131:15 pmONT - YYC
1 stop8h 45mDelta
Deal found 4/25$250
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Sat 5/243:15 pmYYC - ONT
1 stop9h 21mMultiple Airlines
Fri 5/3012:59 amONT - YYC
1 stop12h 46mMultiple Airlines
Deal found 4/25$264
This Booking.com deal was found by Cheapflights users on 4/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/186:20 amYYC - ONT
2 stops12h 19mAir Canada
Tue 6/245:10 amONT - YYC
1 stop15h 38mAir Canada
Deal found 4/24$286
This American Airlines deal was found by Cheapflights users on 4/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1612:45 pmYYC - ONT
2 stops24h 05mAmerican Airlines
Mon 5/197:25 pmONT - YYC
2 stops25h 25mAmerican Airlines
Deal found 4/24$310
This Kiwi.com deal was found by Cheapflights users on 4/24. 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.
Tue 6/246:15 amYEG - ONT
2 stops11h 03mMultiple Airlines
Sun 6/295:13 pmONT - YEG
1 stop6h 24mMultiple Airlines
Deal found 4/24$326
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
Wed 5/76:19 pmYYC - ONT
2 stops6h 39mAlaska Airlines
Wed 5/144:29 pmONT - YYC
1 stop16h 58mAlaska Airlines
Deal found 4/23$335
This Delta deal was found by Cheapflights users on 4/24. 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.
Tue 6/37:30 amYEG - ONT
1 stop9h 47mDelta
Thu 6/56:00 amONT - YEG
1 stop6h 24mDelta
Deal found 4/24$354
This Kissandfly.com deal was found by Cheapflights users on 4/25. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/45:45 pmYYC - ONT
1 stop5h 56mWestJet
Sun 8/101:19 pmONT - YYC
1 stop8h 07mWestJet
Deal found 4/25$409
This Air Canada deal was found by Cheapflights users on 4/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2011:45 amYEG - ONT
2 stops9h 48mAir Canada
Sun 10/265:40 amONT - YEG
1 stop15h 24mAir Canada
Deal found 4/25$422
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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.
Mon 8/116:10 pmYEG - ONT
1 stop7h 03mAlaska Airlines
Fri 8/156:58 pmONT - YEG
1 stop14h 43mAlaska Airlines
Deal found 4/24$432
This FlightHub deal was found by Cheapflights users on 4/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/222:45 pmYEG - ONT
2 stops8h 50mWestJet
Thu 5/296:00 amONT - YEG
2 stops12h 30mWestJet
Deal found 4/24$483

Cheapflights Fare Finder

Customize your flight search to find flights from Alberta 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 April 25, 2025.
Use the filters below to find and compare flights from Alberta to Ontario that are best for you.

Fly from

Alberta

Fly to

Ontario

Route

Depart

Return

Price

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Wed 6/18

1:30 pm-9:04 pm

1 stop8h 34m

Ontario

Tue 6/24

5:10 am-6:21 pm

1 stop12h 11m

$231

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Sat 5/24

2:00 pm-10:16 pm

1 stop9h 16m

Ontario

Sat 5/31

1:10 pm-11:01 pm

1 stop8h 51m

$238

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Sat 5/24

3:15 pm-11:36 pm

1 stop9h 21m

Ontario

Fri 5/30

12:59 am-2:45 pm

1 stop12h 46m

$264

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Wed 6/18

6:20 am-5:39 pm

2 stops12h 19m

Ontario

Tue 6/24

5:10 am-9:48 pm

1 stop15h 38m

$286

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Fri 5/16

12:45 pm-11:50 am

2 stops24h 05m

Ontario

Mon 5/19

7:25 pm-9:50 pm

2 stops25h 25m

$310

EdmontonOntario

YEG - ONT

YEGONT

Edmonton

Tue 6/24

6:15 am-4:18 pm

2 stops11h 03m

Ontario

Sun 6/29

5:13 pm-12:37 am

1 stop6h 24m

$326

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Wed 5/7

6:19 pm-11:58 pm

2 stops6h 39m

Ontario

Wed 5/14

4:29 pm-10:27 am

1 stop16h 58m

$335

EdmontonOntario

YEG - ONT

YEGONT

Edmonton

Tue 6/3

7:30 am-4:17 pm

1 stop9h 47m

Ontario

Thu 6/5

6:00 am-1:24 pm

1 stop6h 24m

$354

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Mon 8/4

5:45 pm-10:41 pm

1 stop5h 56m

Ontario

Sun 8/10

1:19 pm-10:26 pm

1 stop8h 07m

$409

EdmontonOntario

YEG - ONT

YEGONT

Edmonton

Mon 10/20

11:45 am-8:33 pm

2 stops9h 48m

Ontario

Sun 10/26

5:40 am-10:04 pm

1 stop15h 24m

$422

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

Showing 1-10 of 27 results
1
2
3

Best time to book a flight from Alberta to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Alberta 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 Alberta to Ontario

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

Currently, August is the cheapest month in which you can book a flight from Alberta to Ontario (average of $246). Flying from Alberta to Ontario in March is currently the most expensive (average of $328). 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 AB to ONT?

Find hourly flight availability from Alberta 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 April 25, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Alberta to Ontario as you normally would.

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals 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 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

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 April 25, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta and United Airlines from Alberta to Ontario. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,927 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

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
9,927 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

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
7,920 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

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
8,685 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

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
2,818 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

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

Find useful and relevant information for your journey from Alberta to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from Alberta?

    Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to Ontario from Alberta.

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

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $145. Air Canada flights start at $150 while deals on Delta start at $172 one-way.

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

    Yes. In addition to deals on Alberta to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Alberta to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Alberta to Ontario.

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

    Yes. Cheapflights offers flight deals from Alberta 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 Alberta to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Alberta to Ontario (average of $246). Flying from Alberta to Ontario in March is currently the most expensive (average of $328). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Alberta to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Las Vegas flights
Pearson Intl to Los Angeles flights
Pearson Intl to San Francisco flights
Vancouver Intl to Los Angeles flights
Vancouver Intl to San Francisco flights
Pierre Elliott Trudeau Intl to Los Angeles flights
Vancouver Intl to Las Vegas flights
Pierre Elliott Trudeau Intl to Las Vegas flights
Pearson Intl to San Diego flights
Vancouver Intl to San Diego flights
Vancouver Intl to Ontario flights
Calgary to Los Angeles flights
Vancouver Intl to Sacramento flights
Pierre Elliott Trudeau Intl to San Francisco flights
Vancouver Intl to Santa Ana flights
Pearson Intl to Ontario flights
Calgary to Las Vegas flights
Edmonton to Las Vegas flights
Abbotsford to Los Angeles flights
Vancouver Intl to Palm Springs flights
Pierre Elliott Trudeau Intl to Ontario flights
Edmonton to San Francisco flights
Toronto Island to Los Angeles flights
Edmonton to Los Angeles flights
Abbotsford to Las Vegas flights
Calgary to San Francisco flights
Abbotsford to San Francisco flights
Winnipeg to Las Vegas flights
Pierre Elliott Trudeau Intl to San Diego flights
Pearson Intl to Sacramento flights
Pearson Intl to San Jose flights
Calgary to Ontario flights
Calgary to San Diego flights
Region of Waterloo Intl to Las Vegas flights
Ottawa to Las Vegas flights
Toronto Island to San Francisco flights
Hamilton to Las Vegas flights
Winnipeg to Los Angeles flights
Region of Waterloo Intl to San Francisco flights
Québec City to Las Vegas flights
Abbotsford to San Diego flights
Pierre Elliott Trudeau Intl to Santa Ana flights
Victoria to Las Vegas flights
Hamilton to San Francisco flights
Hamilton to Los Angeles flights
Ottawa to Los Angeles flights
Edmonton to Ontario flights
Regina to Los Angeles flights

Top airline flying from Alberta to Ontario

Discover the top airline that operate flights from Alberta 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 April 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$287Average$423FlexibilityNo cancel feeOn-timeN/A

100% Free

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

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

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.