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£176+ Cheap flights to Ontario

— YYZ
20 Sep — 27 Sep1
1 adult
1 adult, Economy, 0 bags

Flights to Ontario in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Ontario

Mon 14/911:35 -
Nonstop7h 40m
Tue 22/916:40 -
1 stop10h 15m
Deal found 21/8£370
Fri 18/912:40 -
1 stop11h 52m
Fri 25/922:05 -
Nonstop6h 45m
Deal found 19/8£371
Wed 2/907:25 -
1 stop16h 25m
Sat 12/918:40 -
Nonstop6h 50m
Deal found 20/8£371
Fri 11/911:35 -
Nonstop7h 40m
Sun 20/922:05 -
Nonstop6h 45m
Deal found 20/8£373
Tue 1/909:30 -
Nonstop7h 30m
Tue 6/1016:40 -
1 stop14h 10m
Deal found 20/8£373
Mon 31/811:35 -
Nonstop7h 40m
Tue 8/916:40 -
1 stop10h 15m
Deal found 19/8£374
Sat 21/1106:50 -
1 stop9h 50m
Sat 28/1113:15 -
1 stop12h 15m
Deal found 18/8£374
Mon 14/908:40 -
1 stop11h 20m
Mon 21/922:10 -
Nonstop6h 50m
Deal found 17/8£374
Fri 25/911:35 -
Nonstop7h 40m
Sun 27/922:05 -
Nonstop6h 45m
Deal found 18/8£375
Thu 19/1106:00 -
1 stop12h 20m
Thu 10/1219:10 -
Nonstop7h 00m
Deal found 20/8£375
Fri 18/911:35 -
Nonstop7h 40m
Tue 22/922:05 -
Nonstop6h 45m
Deal found 16/8£376
Wed 2/909:00 -
1 stop14h 50m
Wed 9/922:10 -
Nonstop6h 50m
Deal found 18/8£376

Find flights to Ontario

Explore Ontario
Flights to Toronto
Flights to Ottawa
Flights to Windsor
Flights to Thunder Bay
Flights to London
Flights to Timmins
Flights to North Bay

Find flight deals to Ontario

Return from

£388

One-way from

£221

Popular in

August

Cheapest in

February

Average price

£594

Good round-trip deal

£399 or less

Good one-way deal

£211 or less
Air Canada
  • Air Canada
  • 24/9-29/9
  • 2 total stops
  • 19h 20m total
  • London to Toronto
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Air Transat
  • Air Transat
  • 28/9
  • 1 total stop
  • 14h 52m total
  • London to Ontario
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Highest demand for flights based on searches. 10% potential increase in price (£53 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
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Average for return flights in August 2026
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Price to beat on a round-trip flight from London to Ontario.
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Price to beat on a one-way flight from London to Ontario.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights to Ontario that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonMontreal

LGW London Gatwick - YUL Montreal Pierre Elliott Trudeau Intl

LGWYUL

London Gatwick

Tue 8/9

12:40-19:32

1 stop11h 52m

Montreal Pierre Elliott Trudeau Intl

Sun 20/9

22:05-09:50

Nonstop6h 45m

£385

LondonToronto

LGW London Gatwick - YTZ Toronto Island

LGWYTZ

London Gatwick

Wed 2/9

11:35-20:11

1 stop13h 36m

Toronto Island

Mon 14/9

20:45-07:55

1 stop30h 10m

£393
Fastest return journey

LondonToronto

LGW London Gatwick - YYZ Toronto Pearson Intl

LGWYYZ

London Gatwick

Tue 19/1

11:40-15:00

Nonstop8h 20m

Toronto Pearson Intl

Tue 26/1

21:35-09:45

Nonstop7h 10m

£396

LondonToronto

STN London Stansted - YYZ Toronto Pearson Intl

STNYYZ

London Stansted

Mon 21/9

22:25-11:00

1 stop17h 35m

Toronto Pearson Intl

Mon 28/9

19:15-12:30

1 stop12h 15m

£407

LondonMontreal

LGW London Gatwick - YUL Montreal Pierre Elliott Trudeau Intl

LGWYUL

London Gatwick

Thu 29/10

11:40-22:20

1 stop14h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 8/11

17:25-09:45

1 stop11h 20m

£409

LondonToronto

STN London Stansted - YYZ Toronto Pearson Intl

STNYYZ

London Stansted

Wed 2/9

06:30-15:50

1 stop14h 20m

Toronto Pearson Intl

Tue 8/9

20:45-17:55

2 stops16h 10m

£417

LondonMontreal

LGW London Gatwick - YUL Montreal Pierre Elliott Trudeau Intl

LGWYUL

London Gatwick

Sat 17/10

12:40-19:32

1 stop11h 52m

Montreal Pierre Elliott Trudeau Intl

Fri 23/10

20:35-10:45

1 stop9h 10m

£420

LondonToronto

LHR London Heathrow - YTZ Toronto Island

LHRYTZ

London Heathrow

Wed 4/11

06:00-17:56

2 stops16h 56m

Toronto Island

Thu 21/1

18:55-21:00

1 stop21h 05m

£421

LondonToronto

STN London Stansted - YYZ Toronto Pearson Intl

STNYYZ

London Stansted

Mon 21/9

22:25-11:00

1 stop17h 35m

Toronto Pearson Intl

Wed 30/9

19:15-20:35

1 stop20h 20m

£423

LondonMontreal

LHR London Heathrow - YUL Montreal Pierre Elliott Trudeau Intl

LHRYUL

London Heathrow

Mon 21/9

06:50-17:23

2 stops15h 33m

Montreal Pierre Elliott Trudeau Intl

Wed 30/9

13:15-08:30

1 stop14h 15m

£424

Flights are sorted by cheapest return flights first.

Deals found on 18/8

Showing 1-10 of 33 resultsSorted by cheapest first
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Best time to book a flight to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight to Ontario

How long is the flight to Ontario?

On average, a flight from London to Ontario takes 15 hours 59 minutes. Flights to Ontario from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to Ontario

The most flights from London to Ontario are scheduled on a Thursday (44 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (28 on average).

What are the most popular airlines that fly to Ontario?

The most popular airlines flying from London to Ontario are Air Canada, Lufthansa and Air Transat.

Air Canada
Air Canada
From £272
Air Transat
Air Transat
From £302
Lufthansa
Lufthansa
From £342
Virgin Atlantic
Virgin Atlantic
From £173

What are the cheapest airlines that fly to Ontario?

The cheapest airlines flying from London to Ontario are Virgin Atlantic, ITA Airways and Icelandair.

Rainfall in Ontario by month

In terms of precipitation, rainfall in Ontario ranges from 51.0 - 83.0 inches per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Ontario when rainfall is around 51.0 mm.

Temperature in Ontario 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, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

When is the best time to book a flight to Ontario?

The price you pay for your flight to Ontario may vary depending on when you book. For the best chance of a lower fare, look to book 43 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What are the most popular places to fly to in Ontario?

The most popular places in Ontario to fly to are Toronto and Ottawa.

Reviews of airlines servicing Ontario

Get a feel of what it's like to fly with Air Transat,Virgin Atlantic, andAir Canada to Canada by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.8
Good
573 reviews
Check prices

Entertainment

7.1

Overall

7.8

Comfort

7.3

Food

6.8

Boarding

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Air Transat
7.8
Good
573 reviews
Air Transat
7.8
Good
573 reviews
Check prices

Entertainment

7.1

Overall

7.8

Comfort

7.3

Food

6.8

Boarding

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Virgin Atlantic
7.4
Good
695 reviews
Air Transat
7.8
Good
573 reviews
Check prices

Entertainment

7.1

Overall

7.8

Comfort

7.3

Food

6.8

Boarding

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Air Canada
7.1
Good
11,508 reviews
Air Transat
7.8
Good
573 reviews
Check prices

Entertainment

7.1

Overall

7.8

Comfort

7.3

Food

6.8

Boarding

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Icelandair
6.9
Okay
730 reviews
Air Transat
7.8
Good
573 reviews
Check prices

Entertainment

7.1

Overall

7.8

Comfort

7.3

Food

6.8

Boarding

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Lufthansa
6.8
Okay
8,202 reviews
Air Transat
7.8
Good
573 reviews
Check prices

Entertainment

7.1

Overall

7.8

Comfort

7.3

Food

6.8

Boarding

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

FAQs about flying to Ontario

Getting around Ontario

Renting a car is often the best way to really explore Ontario. Reserve a rental car when you book your flight to Ontario, especially if you’re travelling during the peak season.

Bike paths and hiking trails are flanked throughout the province and many tourism offices have trail maps or guided tours for your convenience.

What is good to know if travelling to Ontario?

  • Don’t miss a trip to Niagara Falls. One of the most spectacular natural wonders in the world, Niagara Falls also includes plenty of parkland and wilderness attractions.
  • Sault Ste. Marie is located on Lake Superior on the US border with Michigan and hosts endless scenery of natural beauty. Take a train trip through the Agawa Canyon or a cruise through the Soo Locks.
  • If you’re visiting Toronto, save yourself some money and purchase a Toronto CityPass, which allows you to enter the top attractions at discounted prices. Each booklet of tickets is valid for nine days from when the first one is used. You can buy the package at the Royal Ontario Museum, the Art Gallery of Ontario, the Ontario Science Center, the CN Tower, Casa Loma, and the Toronto Zooany or online at www.citypass.com.

  • Can I find cheaper flights to Ontario if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Ontario on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Ontario?

    Based on reviews from Cheapflights users, WestJet is rated the highest out of the airlines that fly to Ontario.

  • What is the cheapest airport to fly to in Ontario?

    Toronto Pearson Intl is currently the cheapest airport to fly to in Ontario. One-way flights to Toronto Pearson Intl typically cost £41, while return flights cost around £86.

  • How much is a return flight to Ontario?

    A return flight to Ontario will typically cost around £294, however they can be found for as little as £86.

  • Where does the fastest flight to Ontario depart from?

    For those looking to save time traveling to Ontario, Edinburgh Turnhouse offers the quickest one-way flight (6 hours 55 minutes).

  • Does Toronto Pearson Intl have car hire?

    Yes. Those touching down at Toronto Pearson Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Toronto Pearson Intl?

    Yes. Toronto Pearson Intl has hotels nearby for those requiring accommodations. Sheraton Gateway Hotel in Toronto International Airport is the closest property to Toronto Pearson Intl (0.0 mi away from Toronto Pearson Intl).

See more FAQs

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How does Cheapflights help users find flights to Ontario?

Cheapflights makes it easy to find Ontario flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights simply makes it quick and affordable to book flights to Ontario by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights to Ontario with no change fees?

Yes, we can. To see specific flights to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Ontario today and book when you’re ready!

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