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Cheap flights from Canada to Ontario from C$ 166

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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ONT
21 Dec — 28 Dec1
1 adult
1 adult, Economy, 0 bags

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 21 November 2025.

Round-trip from

C$ 310

One-way from

C$ 166

Popular in

December

Cheapest in

May

Average price

C$ 432
4/1-11/1
  • 4/1-11/1
  • 3 total stops
  • 43h 07m total
  • Canada to Ontario
Search Deals
8/1
  • 8/1
  • 1 total stop
  • 23h 14m total
  • Canada to Ontario
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 76 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find 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 21 November 2025.

Wed 10/129:30 a.m.YVR - ONT
1 stop11h 47mMultiple Airlines
Wed 17/126:15 a.m.ONT - YVR
1 stop16h 05mMultiple Airlines
Deal found 20/11C$ 326
Fri 12/123:40 p.m.YVR - ONT
1 stop5h 37mMultiple Airlines
Mon 15/125:18 p.m.ONT - YVR
1 stop29h 02mMultiple Airlines
Deal found 20/11C$ 357
Wed 10/123:00 p.m.YVR - ONT
1 stop7h 49mUnited Airlines
Fri 12/125:05 a.m.ONT - YVR
1 stop12h 58mUnited Airlines
Deal found 19/11C$ 381
Fri 12/123:31 p.m.YVR - ONT
2 stops8h 27mDelta
Sun 14/126:40 a.m.ONT - YVR
1 stop12h 04mDelta
Deal found 20/11C$ 401
Thu 4/1212:40 p.m.YYZ - ONT
1 stop11h 37mMultiple Airlines
Mon 8/125:18 p.m.ONT - YYZ
1 stop23h 37mMultiple Airlines
Deal found 19/11C$ 405
Wed 17/128:45 a.m.YVR - ONT
1 stop11h 57mUnited Airlines
Wed 24/125:05 a.m.ONT - YVR
1 stop16h 05mUnited Airlines
Deal found 19/11C$ 405
Wed 17/127:15 a.m.YYC - ONT
2 stops15h 02mMultiple Airlines
Wed 24/126:00 p.m.ONT - YYC
1 stop17h 01mMultiple Airlines
Deal found 19/11C$ 412
Sun 14/128:00 p.m.YYZ - ONT
1 stop21h 04mMultiple Airlines
Sun 21/126:37 p.m.ONT - YYZ
1 stop9h 10mMultiple Airlines
Deal found 19/11C$ 422
Thu 18/123:40 p.m.YVR - ONT
1 stop5h 37mMultiple Airlines
Thu 25/126:07 p.m.ONT - YVR
1 stop6h 08mMultiple Airlines
Deal found 18/11C$ 435
Thu 18/123:40 p.m.YVR - ONT
1 stop25h 29mMultiple Airlines
Tue 6/14:04 p.m.ONT - YVR
1 stop24h 06mMultiple Airlines
Deal found 18/11C$ 443
Wed 3/123:00 p.m.YVR - ONT
1 stop7h 49mUnited Airlines
Wed 10/121:50 p.m.ONT - YVR
1 stop7h 28mUnited Airlines
Deal found 18/11C$ 450
Sat 13/128:45 a.m.YVR - ONT
1 stop11h 57mUnited Airlines
Mon 22/125:05 a.m.ONT - YVR
1 stop16h 05mUnited Airlines
Deal found 19/11C$ 454

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 21 November 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

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Tue 10/2

12:25 p.m.-5:43 p.m.

1 stop5h 18m

Ontario

Tue 17/2

5:00 a.m.-1:58 p.m.

1 stop8h 58m

C$ 353

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Wed 7/1

12:25 p.m.-5:43 p.m.

1 stop5h 18m

Ontario

Wed 4/3

1:45 p.m.-9:18 p.m.

1 stop7h 33m

C$ 353

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Tue 10/2

12:25 p.m.-5:43 p.m.

1 stop5h 18m

Ontario

Wed 18/2

6:00 a.m.-1:35 p.m.

1 stop7h 35m

C$ 353

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Sat 24/1

7:55 a.m.-3:08 p.m.

1 stop7h 13m

Ontario

Tue 3/2

4:03 p.m.-8:55 p.m.

1 stop4h 52m

C$ 367

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Wed 4/3

7:00 a.m.-12:38 p.m.

1 stop5h 38m

Ontario

Wed 11/3

6:00 a.m.-11:01 a.m.

1 stop5h 01m

C$ 376

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Tue 6/1

8:30 a.m.-8:58 p.m.

1 stop12h 28m

Ontario

Mon 12/1

1:53 p.m.-9:18 p.m.

1 stop7h 25m

C$ 380

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Wed 10/12

3:00 p.m.-10:49 p.m.

1 stop7h 49m

Ontario

Fri 12/12

5:05 a.m.-6:03 p.m.

1 stop12h 58m

C$ 381

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Sat 24/1

7:55 a.m.-5:03 p.m.

2 stops9h 08m

Ontario

Sat 31/1

1:46 p.m.-12:10 a.m.

2 stops10h 24m

C$ 388

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Sun 11/1

7:35 p.m.-11:56 p.m.

1 stop4h 21m

Ontario

Sat 24/1

4:03 p.m.-8:55 p.m.

1 stop4h 52m

C$ 400

VancouverOntario

YVR - ONT

YVRONT

Vancouver Intl

Fri 12/12

3:31 p.m.-11:58 p.m.

2 stops8h 27m

Ontario

Sun 14/12

6:40 a.m.-6:44 p.m.

1 stop12h 04m

C$ 401

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/11

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, April is the cheapest month in which you can book a flight from Canada to Ontario (average of C$ 101). Flying from Canada to Ontario in December is currently the most expensive (average of C$ 159). 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 21 November 2025.

A simple way to save on the total cost of your ticket is to fly from Canada to Ontario in the morning. If you’re flexible enough to do this you can expect to save up to 26% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Canada to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Canada to Ontario. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Canada to Ontario flight should consider departing on Sunday evenings when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 21 November 2025.
Get a feel of what it's like to fly with Porter 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.
Porter Airlines
8.0
Very good
393 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
8.0
Very good
393 reviews
Porter Airlines
8.0
Very good
393 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Delta
7.9
Good
8,002 reviews
Porter Airlines
8.0
Very good
393 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
United Airlines
7.4
Good
9,029 reviews
Porter Airlines
8.0
Very good
393 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
American Airlines
7.2
Good
11,047 reviews
Porter Airlines
8.0
Very good
393 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,463 reviews
Porter Airlines
8.0
Very good
393 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

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, Alaska Airlines, and Delta can get you from Canada to Ontario in just under 5h 18m. Your travel time can differ by up to 1h 55m. 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 cheapest airlines to fly from Canada to Ontario one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as C$ 197. Users have also found prices from C$ 197 and C$ 205 on Delta and Alaska Airlines, respectively.

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

    While some choose either Toronto Pearson Intl - Ontario or Calgary - Ontario, Vancouver 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, April is the cheapest month in which you can book a flight from Canada to Ontario (average of C$ 101). Flying from Canada to Ontario in December is currently the most expensive (average of C$ 159). 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 5 airlines flying from Canada to Ontario

Discover the top 5 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 21 November 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 135AverageC$ 753FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Porter AirlinesCheapestC$ 280AverageC$ 300FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
DeltaCheapestC$ 373AverageC$ 480FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 378AverageC$ 764FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 381AverageC$ 603FlexibilityNo cancel feeOn-time67%
Search Air Canada 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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