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Cheap flights from Canada to Ontario from C$ 187

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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ONT
10 May — 17 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Canada to Ontario

Enter your travel dates to find the best prices.

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 10 April 2026.

Thu 13/87:00 a.m.
YVR
-
ONT
1 stop11h 11m
United Airlines
Sat 22/81:18 p.m.
ONT
-
YVR
1 stop9h 38m
United Airlines
Deal found 5/4C$ 319
Fri 5/610:55 a.m.
YVR
-
ONT
1 stop9h 47m
United Airlines
Tue 9/61:50 p.m.
ONT
-
YVR
1 stop9h 32m
United Airlines
Deal found 8/4C$ 332
Wed 22/43:15 p.m.
YVR
-
ONT
1 stop7h 30m
United Airlines
Sat 25/46:00 a.m.
ONT
-
YVR
1 stop7h 12m
United Airlines
Deal found 6/4C$ 340
Thu 23/47:00 a.m.
YVR
-
ONT
1 stop10h 47m
United Airlines
Mon 27/46:49 p.m.
ONT
-
YVR
1 stop15h 59m
United Airlines
Deal found 7/4C$ 342
Sat 26/96:50 a.m.
YVR
-
ONT
1 stop9h 24m
Delta
Fri 2/105:05 p.m.
ONT
-
YVR
1 stop5h 22m
Delta
Deal found 9/4C$ 343
Wed 3/68:35 a.m.
YVR
-
ONT
1 stop12h 07m
United Airlines
Tue 9/61:50 p.m.
ONT
-
YVR
1 stop9h 32m
United Airlines
Deal found 9/4C$ 364
Tue 5/56:35 a.m.
YVR
-
ONT
1 stop5h 39m
Delta
Tue 12/55:50 p.m.
ONT
-
YVR
1 stop5h 01m
Delta
Deal found 7/4C$ 372
Mon 18/56:20 a.m.
YVR
-
ONT
1 stop4h 52m
Delta
Sat 23/55:45 p.m.
ONT
-
YVR
1 stop5h 06m
Delta
Deal found 7/4C$ 373
Thu 23/47:23 a.m.
YVR
-
ONT
1 stop6h 16m
Delta
Mon 27/45:55 p.m.
ONT
-
YVR
1 stop5h 06m
Delta
Deal found 9/4C$ 380
Tue 25/87:00 a.m.
YVR
-
ONT
1 stop5h 12m
Air Canada
Sun 30/85:00 a.m.
ONT
-
YVR
1 stop6h 10m
Air Canada
Deal found 5/4C$ 383
Tue 20/107:00 a.m.
YVR
-
ONT
1 stop5h 20m
Air Canada
Wed 21/101:33 p.m.
ONT
-
YVR
1 stop8h 22m
Air Canada
Deal found 6/4C$ 387
Wed 27/56:00 a.m.
YEG
-
ONT
1 stop12h 28m
United Airlines
Wed 3/65:00 a.m.
ONT
-
YEG
1 stop16h 04m
United Airlines
Deal found 7/4C$ 404

Find flight deals from Canada to Ontario

Keep the following information in mind while searching for Canada to Ontario flight deals. Data was last updated 10 April 2026.

Round-trip from

C$ 319

One-way from

C$ 187

Popular in

December

Cheapest in

September

Average price

C$ 496
United Airlines
  • United Airlines
  • 13/8-22/8
  • 2 total stops
  • 20h 49m total
  • Canada to Ontario
Search Deals
United Airlines
  • United Airlines
  • 8/5
  • 1 total stop
  • 5h 22m total
  • Canada to Ontario
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 629,999 searches. Data last updated 10 April 2026.
Use the filters below to find and compare flights from Canada to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Sat 25/4

8:35 a.m.-8:36 p.m.

1 stop12h 01m

Ontario

Mon 27/4

6:49 p.m.-10:48 a.m.

1 stop15h 59m

C$ 342

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Sat 9/5

6:45 a.m.-12:19 p.m.

1 stop5h 34m

Ontario

Sat 23/5

5:45 p.m.-10:51 p.m.

1 stop5h 06m

C$ 372

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Tue 26/5

7:00 a.m.-10:37 p.m.

1 stop15h 37m

Ontario

Thu 4/6

5:00 a.m.-9:50 p.m.

1 stop16h 50m

C$ 393

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Thu 7/5

6:44 p.m.-11:34 p.m.

1 stop4h 50m

Ontario

Sat 9/5

1:35 p.m.-9:09 p.m.

1 stop7h 34m

C$ 412

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Mon 4/5

2:20 p.m.-8:36 p.m.

1 stop6h 16m

Ontario

Fri 8/5

5:00 a.m.-11:10 a.m.

1 stop6h 10m

C$ 437

EdmontonOntario

YEG - ONT

YEGONT

Edmonton

Thu 3/9

3:15 p.m.-8:52 p.m.

1 stop6h 37m

Ontario

Wed 9/9

5:00 a.m.-10:09 p.m.

1 stop16h 09m

C$ 438

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Tue 28/4

7:40 a.m.-4:25 p.m.

1 stop9h 45m

Ontario

Tue 5/5

6:00 a.m.-11:39 a.m.

1 stop4h 39m

C$ 454

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Sat 2/5

3:22 p.m.-10:59 p.m.

1 stop8h 37m

Ontario

Wed 6/5

6:59 p.m.-12:19 p.m.

1 stop16h 20m

C$ 455

CalgaryOntario

YYC - ONT

YYCONT

Calgary

Tue 28/4

7:40 a.m.-12:14 p.m.

1 stop5h 34m

Ontario

Thu 7/5

6:00 a.m.-11:37 a.m.

1 stop4h 37m

C$ 458

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Fri 24/4

6:15 a.m.-11:13 a.m.

1 stop4h 58m

Ontario

Mon 27/4

5:55 p.m.-11:01 p.m.

1 stop5h 06m

C$ 458

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/4

Showing 1-10 of 60 resultsSorted by cheapest first
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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, October is the cheapest month in which you can book a flight from Canada to Ontario (average of C$ 105). Flying from Canada to Ontario in December is currently the most expensive (average of C$ 133). 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.

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 10 April 2026.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andUnited Airlines from Canada to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,212 reviews
Check prices

Boarding

8.1

Crew

8.5

Entertainment

7.0

Overall

7.9

Comfort

7.8

Food

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Alaska Airlines
7.9
Good
12,212 reviews
Alaska Airlines
7.9
Good
12,212 reviews
Check prices

Boarding

8.1

Crew

8.5

Entertainment

7.0

Overall

7.9

Comfort

7.8

Food

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Delta
7.9
Good
8,408 reviews
Alaska Airlines
7.9
Good
12,212 reviews
Check prices

Boarding

8.1

Crew

8.5

Entertainment

7.0

Overall

7.9

Comfort

7.8

Food

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
United Airlines
7.4
Good
9,569 reviews
Alaska Airlines
7.9
Good
12,212 reviews
Check prices

Boarding

8.1

Crew

8.5

Entertainment

7.0

Overall

7.9

Comfort

7.8

Food

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
American Airlines
7.1
Good
11,573 reviews
Alaska Airlines
7.9
Good
12,212 reviews
Check prices

Boarding

8.1

Crew

8.5

Entertainment

7.0

Overall

7.9

Comfort

7.8

Food

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Air Canada
7.1
Good
10,916 reviews
Alaska Airlines
7.9
Good
12,212 reviews
Check prices

Boarding

8.1

Crew

8.5

Entertainment

7.0

Overall

7.9

Comfort

7.8

Food

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

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?

    Ontario (ONT) is the airport you will fly into if you book a flight from Canada to Ontario. It is only a 4.9 km journey from Ontario (ONT) to Ontario’s city centre.

  • How long is the flight from Canada to Ontario?

    United Airlines, Delta, and Alaska Airlines can get you from Canada to Ontario in just under 5h 34m. Your travel time can differ by up to 6h 27m. The distance from Canada to Ontario is about 1743 km. Both multi-stop and direct flights can be found to your destination and back.

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

    While some choose either Vancouver Intl - Ontario or Calgary - Ontario, Toronto Pearson Intl - Ontario is the most popular route from Canada to Ontario.

  • 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, October is the cheapest month in which you can book a flight from Canada to Ontario (average of C$ 105). Flying from Canada to Ontario in December is currently the most expensive (average of C$ 133). 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

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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 629,999 searches. Data last updated 10 April 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 132AverageC$ 566FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapestC$ 262AverageC$ 720FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 294AverageC$ 294FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
DeltaCheapestC$ 373AverageC$ 546FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 415AverageC$ 765FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Alaska AirlinesCheapestC$ 432AverageC$ 576FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Canada to Ontario?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ontario from Canada today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Canada to Ontario?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario from Canada.

Can Cheapflights find flights from Canada to Ontario with no change fees?

Need flexible booking options for your flight to Ontario from Canada? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Canada to Ontario become cheaper?

Yes, Cheapflights offers price alerts on Canada to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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