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$73+ Cheap flights from Ontario (ONT) to Canada

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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — YYZ
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheap flight deals from Ontario to Canada

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

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$214
(Kiwi.com)

One-way from

$73
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$345
Provider with most accurate pricing for Los Angeles-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Toronto (YTO) flights.
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From Ontario to Canada
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One-way flight from Ontario to Canada
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Highest demand for flights based on searches. 7% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 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 Ontario to Canada

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

This Kiwi.com deal was found by Cheapflights users on 3/24. 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.
Thu 4/2410:53 amONT - YVR
1 stop11h 32mMultiple Airlines
Sat 4/265:30 pmYVR - ONT
1 stop13h 50mMultiple Airlines
Deal found 3/24$214
This Kissandfly.com deal was found by Cheapflights users on 3/24. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/92:43 pmONT - YYZ
1 stop13h 00mMultiple Airlines
Sun 4/132:00 pmYYZ - ONT
2 stops20h 25mMultiple Airlines
Deal found 3/24$238
This Kiwi.com deal was found by Cheapflights users on 3/24. 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.
Wed 5/287:37 pmONT - YYC
1 stop25h 34mMultiple Airlines
Sat 5/313:40 pmYYC - ONT
1 stop6h 09mMultiple Airlines
Deal found 3/24$258
This Delta deal was found by Cheapflights users on 3/24. 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.
Fri 4/116:00 amONT - YYC
1 stop4h 35mDelta
Mon 4/148:00 amYYC - ONT
1 stop9h 33mDelta
Deal found 3/24$271
This Kissandfly.com deal was found by Cheapflights users on 3/24. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/79:41 pmONT - YYZ
2 stops18h 35mFrontier
Sun 4/137:00 pmYYZ - ONT
2 stops23h 09mFrontier
Deal found 3/24$281
This American Airlines deal was found by Cheapflights users on 3/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/72:44 pmONT - YYC
1 stop20h 06mAmerican Airlines
Wed 5/146:45 amYYC - ONT
2 stops12h 38mAmerican Airlines
Deal found 3/23$281
This Air Canada deal was found by Cheapflights users on 3/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/106:00 amONT - YYC
1 stop5h 19mAir Canada
Sun 4/2012:35 pmYYC - ONT
2 stops9h 07mAir Canada
Deal found 3/24$303
This Flightnetwork deal was found by Cheapflights users on 3/24. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/145:00 amONT - YUL
1 stop8h 59mAir Canada
Wed 4/238:05 amYUL - ONT
1 stop10h 12mAir Canada
Deal found 3/24$320
This Booking.com deal was found by Cheapflights users on 3/24. 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.
Mon 4/76:39 pmONT - YYZ
1 stop9h 21mAir Canada
Sun 4/1310:15 amYYZ - ONT
1 stop8h 02mAir Canada
Deal found 3/24$334
This American Airlines deal was found by Cheapflights users on 3/24. 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.
Sat 4/1910:00 amONT - YVR
2 stops11h 19mAmerican Airlines
Mon 4/216:00 amYVR - ONT
1 stop16h 10mAmerican Airlines
Deal found 3/24$336
This American Airlines deal was found by Cheapflights users on 3/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/61:14 pmONT - YUL
2 stops19h 30mAmerican Airlines
Wed 5/73:44 pmYUL - ONT
1 stop10h 59mAmerican Airlines
Deal found 3/23$341
This Delta deal was found by Cheapflights users on 3/24. 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.
Thu 9/256:00 amONT - YVR
1 stop6h 27mDelta
Tue 9/307:00 amYVR - ONT
1 stop9h 17mDelta
Deal found 3/24$350

Cheapflights Fare Finder

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

Fly from

Ontario

Fly to

Canada

Route

Depart

Return

Price

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Thu 4/24

10:53 am-10:25 pm

1 stop11h 32m

Vancouver Intl

Sat 4/26

5:30 pm-7:20 am

1 stop13h 50m

$214

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Wed 4/9

2:43 pm-6:43 am

1 stop13h 00m

Toronto Pearson Intl

Sun 4/13

2:00 pm-7:25 am

2 stops20h 25m

$238

OntarioCalgary

ONT - YYC

ONTYYC

Ontario

Wed 5/28

7:37 pm-10:11 pm

1 stop25h 34m

Calgary

Sat 5/31

3:40 pm-8:49 pm

1 stop6h 09m

$258

OntarioCalgary

ONT - YYC

ONTYYC

Ontario

Fri 4/11

6:00 am-11:35 am

1 stop4h 35m

Calgary

Mon 4/14

8:00 am-4:33 pm

1 stop9h 33m

$271

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Mon 4/7

9:41 pm-7:16 pm

2 stops18h 35m

Toronto Pearson Intl

Sun 4/13

7:00 pm-3:09 pm

2 stops23h 09m

$281

OntarioCalgary

ONT - YYC

ONTYYC

Ontario

Wed 5/7

2:44 pm-11:50 am

1 stop20h 06m

Calgary

Wed 5/14

6:45 am-6:23 pm

2 stops12h 38m

$281

OntarioCalgary

ONT - YYC

ONTYYC

Ontario

Thu 4/10

6:00 am-12:19 pm

1 stop5h 19m

Calgary

Sun 4/20

6:15 am-8:42 pm

1 stop15h 27m

$303

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Mon 4/14

5:00 am-4:59 pm

1 stop8h 59m

Montreal Pierre Elliott Trudeau Intl

Wed 4/23

8:05 am-3:17 pm

1 stop10h 12m

$320

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Mon 4/7

6:39 pm-7:00 am

1 stop9h 21m

Toronto Pearson Intl

Sun 4/13

10:15 am-3:17 pm

1 stop8h 02m

$334

OntarioVancouver

ONT - YVR

ONTYVR

Ontario

Sat 4/19

10:00 am-9:19 pm

2 stops11h 19m

Vancouver Intl

Mon 4/21

6:00 am-10:10 pm

1 stop16h 10m

$336

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

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

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

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Canada (average of $243). Flying from Ontario to Canada in July is currently the most expensive (average of $359). 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 ONT to CA?

Find hourly flight availability from Ontario to Canada. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

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

Rainfall in Canada by month

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

In terms of precipitation, rainfall in Canada ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Canada when rainfall is around 2.0 in.

Temperature in Canada by month

Plan your trip to Canada by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Canada, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Canada

Get insights into the airlines that provide service to Canada. 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 Canada. Reviews last updated March 25, 2025.
See what other customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from Ontario to Canada have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,785 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,785 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,890 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,330 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Ontario to Canada. 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 from for flights from Ontario to Canada?

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

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $110. However, be on the lookout for offers from United Airlines and Air Canada, as they are both options that can get you from Ontario to Canada for a low price.

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

    The most popular route from Ontario to Canada is Ontario - Vancouver Intl. You may also consider Ontario - Toronto Pearson Intl or Ontario - Calgary.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ontario to Canada (average of $243). Flying from Ontario to Canada in July is currently the most expensive (average of $359). 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 Ontario to Canada

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Ontario to Canada

Discover the top 7 airlines that operate flights from Ontario to Canada. 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 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Flair AirlinesCheapest$102Average$164FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$122Average$312FlexibilityNo cancel feeOn-time60%
American AirlinesCheapest$133Average$491FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$137Average$386FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$159Average$482FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$164Average$549FlexibilityNo cancel feeOn-time75%
DeltaCheapest$271Average$517FlexibilityNo cancel feeOn-timeN/A
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