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Ontario

$138+ Cheap flights from Canada 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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ONT
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from Canada to Ontario

Keep the following information in mind while searching for Canada to Ontario flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$235
(Trip.com)

One-way from

$138
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$359
Provider with most accurate pricing for Toronto (YTO)-Los Angeles flight deals.
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From Canada to Ontario
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One-way flight from Canada to Ontario
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Highest demand for flights based on searches. 7% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Canada to Ontario

Cheapest flights from Canada to Ontario
Explore the most affordable flight options available from Canada to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Trip.com deal was found by Cheapflights users on 3/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/77:25 pmYYZ - ONT
1 stop22h 39mMultiple Airlines
Thu 4/103:02 pmONT - YYZ
1 stop11h 53mMultiple Airlines
Deal found 3/27$235
This Ticket deal was found by Cheapflights users on 3/27. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/86:15 amYYC - ONT
1 stop7h 23mAir Canada
Wed 5/146:00 amONT - YYC
1 stop5h 19mAir Canada
Deal found 3/27$249
This Kiwi.com deal was found by Cheapflights users on 3/27. 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.
Sat 5/105:35 pmYVR - ONT
1 stop13h 49mMultiple Airlines
Sat 5/171:15 pmONT - YVR
1 stop9h 10mMultiple Airlines
Deal found 3/27$249
This United Airlines deal was found by Cheapflights users on 3/28. 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.
Tue 5/66:15 amYYC - ONT
1 stop9h 54mUnited Airlines
Wed 5/146:00 amONT - YYC
1 stop5h 19mUnited Airlines
Deal found 3/28$255
This American Airlines deal was found by Cheapflights users on 3/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/96:45 amYYC - ONT
1 stop8h 04mAmerican Airlines
Wed 4/97:25 pmONT - YYC
2 stops25h 20mAmerican Airlines
Deal found 3/26$264
This Mytrip deal was found by Cheapflights users on 3/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1010:15 amYYZ - ONT
1 stop8h 16mAir Canada
Wed 4/166:00 amONT - YYZ
1 stop8h 55mAir Canada
Deal found 3/27$285
This Delta deal was found by Cheapflights users on 3/26. 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.
Wed 4/3010:20 amYYZ - ONT
2 stops15h 16mDelta
Fri 5/26:00 amONT - YYZ
1 stop7h 38mDelta
Deal found 3/26$303
This Delta deal was found by Cheapflights users on 3/28. 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.
Mon 5/58:00 amYYC - ONT
1 stop9h 33mDelta
Mon 5/121:10 pmONT - YYC
1 stop8h 51mDelta
Deal found 3/28$304
This American Airlines deal was found by Cheapflights users on 3/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/176:49 amYYZ - ONT
1 stop15h 12mAmerican Airlines
Sat 6/212:40 pmONT - YYZ
2 stops17h 17mAmerican Airlines
Deal found 3/26$309
This Netflights deal was found by Cheapflights users on 3/27. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/264:15 pmYVR - ONT
1 stop6h 37mAir Canada
Mon 6/301:19 pmONT - YVR
1 stop5h 30mAir Canada
Deal found 3/27$309
This Kiwi.com deal was found by Cheapflights users on 3/27. 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.
Mon 5/195:30 pmYEG - ONT
1 stop19h 38mMultiple Airlines
Wed 5/287:37 pmONT - YEG
1 stop17h 30mMultiple Airlines
Deal found 3/27$315
This Delta deal was found by Cheapflights users on 3/27. 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.
Tue 4/2212:38 pmYUL - ONT
1 stop9h 50mDelta
Tue 4/2910:15 pmONT - YUL
1 stop10h 18mDelta
Deal found 3/27$315

Cheapflights Fare Finder

Customize your flight search to find flights from Canada 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 March 28, 2025.
Use the filters below to find and compare flights from Canada to Ontario that are best for you.

Fly from

Canada

Fly to

Ontario

Route

Depart

Return

Price

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Mon 4/7

7:25 pm-3:04 pm

1 stop22h 39m

Ontario

Thu 4/10

3:02 pm-5:55 am

1 stop11h 53m

$235

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Thu 5/8

6:15 am-12:38 pm

1 stop7h 23m

Ontario

Wed 5/14

6:00 am-12:19 pm

1 stop5h 19m

$249

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Sat 5/10

5:35 pm-7:24 am

1 stop13h 49m

Ontario

Sat 5/17

1:15 pm-10:25 pm

1 stop9h 10m

$249

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Tue 5/6

6:15 am-3:09 pm

1 stop9h 54m

Ontario

Wed 5/14

6:00 am-12:19 pm

1 stop5h 19m

$255

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Wed 4/9

6:45 am-1:49 pm

1 stop8h 04m

Ontario

Wed 4/9

7:25 pm-9:45 pm

2 stops25h 20m

$264

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Thu 4/10

10:15 am-3:31 pm

1 stop8h 16m

Ontario

Wed 4/16

6:00 am-5:55 pm

1 stop8h 55m

$285

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Wed 4/30

9:00 am-9:58 pm

2 stops15h 58m

Ontario

Fri 5/2

1:45 pm-12:51 am

1 stop8h 06m

$303

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Mon 4/14

5:50 pm-11:41 pm

1 stop8h 51m

Ontario

Sun 4/20

6:00 am-4:38 pm

1 stop7h 38m

$304

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Mon 5/5

8:00 am-4:33 pm

1 stop9h 33m

Ontario

Mon 5/12

1:10 pm-11:01 pm

1 stop8h 51m

$304

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Tue 6/17

6:49 am-7:01 pm

1 stop15h 12m

Ontario

Sat 6/21

2:40 pm-10:57 am

2 stops17h 17m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 60 results
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Best time to book a flight from Canada to Ontario

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

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

Currently, August is the cheapest month in which you can book a flight from Canada to Ontario (average of $246). Flying from Canada to Ontario in March is currently the most expensive (average of $326). 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 CA to ONT?

Find hourly flight availability from Canada 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 March 28, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Canada 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 March 28, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from Canada to Ontario to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,798 reviews

Entertainment

7.1

Overall

8.0

Food

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Alaska Airlines
8.0
Very good
9,798 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Entertainment

7.1

Overall

8.0

Food

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Delta
8.0
Very good
7,896 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Entertainment

7.1

Overall

8.0

Food

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Hawaiian Airlines
7.9
Good
2,336 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Entertainment

7.1

Overall

8.0

Food

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
United Airlines
7.4
Good
8,603 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Entertainment

7.1

Overall

8.0

Food

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Entertainment

7.1

Overall

8.0

Food

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

Related info for your journey

Find useful and relevant information for your journey from Canada 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 Canada?

    Most people fly into Ontario (ONT) if they book a flight to Ontario from Canada. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

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

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $151. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Canada to Ontario for a low price.

  • What are the most popular routes from Canada to Ontario?

    When deciding which route to take from Canada to Ontario consider Vancouver Intl - Ontario, Toronto Pearson Intl - Ontario or Montreal Pierre Elliott Trudeau Intl - Ontario as they are the most popular.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Canada to Ontario (average of $246). Flying from Canada to Ontario in March is currently the most expensive (average of $326). 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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Alternative routes for Canada to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Canada to Ontario

Discover the top 6 airlines that operate flights from Canada 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$190Average$256FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$266Average$522FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$274Average$499FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$291Average$470FlexibilityNo cancel feeOn-time75%
DeltaCheapest$314Average$357FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$333Average$400FlexibilityNo cancel feeOn-time71%
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