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£274+ Cheap flights to Ontario

— YYZ
29 Nov — 6 Dec1
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 23/1106:35 -
2 stops16h 40m
Sun 29/1119:40 -
2 stops21h 30m
Deal found 26/10£364
Mon 23/1106:10 -
2 stops17h 05m
Sun 29/1119:40 -
2 stops21h 30m
Deal found 26/10£365
Tue 24/1107:45 -
2 stops15h 30m
Sun 29/1119:40 -
2 stops21h 30m
Deal found 25/10£367
Thu 26/1106:45 -
2 stops16h 30m
Thu 3/1219:40 -
2 stops22h 35m
Deal found 29/10£367
Thu 10/1212:15 -
1 stop11h 00m
Sun 13/1219:40 -
1 stop10h 10m
Deal found 25/10£368
Thu 12/1106:15 -
2 stops17h 00m
Fri 27/1119:40 -
2 stops17h 40m
Deal found 28/10£370
Thu 12/1106:45 -
2 stops16h 30m
Mon 30/1119:40 -
2 stops19h 35m
Deal found 25/10£370
Tue 24/1107:15 -
2 stops16h 00m
Sun 29/1119:40 -
2 stops21h 30m
Deal found 25/10£370
Thu 10/1212:15 -
1 stop11h 00m
Mon 28/1219:15 -
1 stop10h 35m
Deal found 27/10£371
Tue 24/1107:45 -
2 stops15h 30m
Mon 30/1119:40 -
2 stops17h 20m
Deal found 25/10£372
Tue 24/1107:15 -
2 stops16h 00m
Mon 30/1119:40 -
2 stops19h 35m
Deal found 25/10£372
Tue 24/1108:50 -
2 stops14h 25m
Tue 1/1219:40 -
2 stops19h 20m
Deal found 25/10£372

Find flights to Ontario

Explore Ontario
Flights to Toronto
Flights to Ottawa
Flights to Windsor
Flights to Thunder Bay
Flights to London
Flights to Sault Ste Marie
Flights to Sudbury
Flights to Timmins

Find flight deals to Ontario

Return from

£364

One-way from

£274

Popular in

August

Cheapest in

February

Average price

£445

Good round-trip deal

£370 or less

Good one-way deal

£274 or less
23/11-29/11
  • 23/11-29/11
  • 4 total stops
  • 38h 10m total
  • London to Toronto
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13/1-31/12
  • 13/1-31/12
  • 1 total stop
  • 22h 50m total
  • London to Ontario
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£56 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for return flights in October 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

LondonToronto

LGW London Gatwick - YYZ Toronto Pearson Intl

LGWYYZ

London Gatwick

Fri 11/12

11:10-12:30

1 stop30h 20m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£274

LondonOttawa

STN London Stansted - YOW Ottawa

STNYOW

London Stansted

Thu 10/12

06:15-19:17

3 stops42h 02m

Ottawa

Wed 31/12

00:00-06:00

Nonstop0h 00m

£293

LondonWindsor

LHR London Heathrow - YQG Windsor

LHRYQG

London Heathrow

Sat 14/11

13:45-18:40

2 stops33h 55m

Windsor

Wed 31/12

00:00-06:00

Nonstop0h 00m

£398
Fastest return journey

LondonToronto

LGW London Gatwick - YYZ Toronto Pearson Intl

LGWYYZ

London Gatwick

Mon 23/11

11:40-15:00

Nonstop8h 20m

Toronto Pearson Intl

Thu 10/12

21:35-09:45

Nonstop7h 10m

£428

LondonToronto

LGW London Gatwick - YYZ Toronto Pearson Intl

LGWYYZ

London Gatwick

Fri 27/11

11:40-15:00

Nonstop8h 20m

Toronto Pearson Intl

Wed 9/12

21:35-09:45

Nonstop7h 10m

£429

LondonToronto

LHR London Heathrow - YYZ Toronto Pearson Intl

LHRYYZ

London Heathrow

Sun 17/1

07:50-15:50

1 stop13h 00m

Toronto Pearson Intl

Sun 31/1

17:20-11:25

1 stop13h 05m

£433

LondonToronto

LHR London Heathrow - YYZ Toronto Pearson Intl

LHRYYZ

London Heathrow

Thu 14/1

08:50-15:50

1 stop12h 00m

Toronto Pearson Intl

Fri 29/1

17:20-14:35

1 stop16h 15m

£433

LondonToronto

LHR London Heathrow - YYZ Toronto Pearson Intl

LHRYYZ

London Heathrow

Tue 27/4

19:35-15:50

1 stop25h 15m

Toronto Pearson Intl

Tue 11/5

18:05-06:15

Nonstop7h 10m

£435

LondonToronto

LHR London Heathrow - YYZ Toronto Pearson Intl

LHRYYZ

London Heathrow

Wed 27/1

09:50-15:50

1 stop11h 00m

Toronto Pearson Intl

Sun 31/1

18:05-06:15

Nonstop7h 10m

£438

LondonToronto

LTN London Luton - YYZ Toronto Pearson Intl

LTNYYZ

London Luton

Thu 14/1

07:15-12:10

1 stop33h 55m

Toronto Pearson Intl

Thu 28/1

18:45-20:30

1 stop20h 45m

£451

Flights are sorted by cheapest return flights first.

Deals found on 26/10

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 10 hours 4 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.

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 £321
Air Transat
Air Transat
From £311
Lufthansa
Lufthansa
From £348
Virgin Atlantic
Virgin Atlantic
From £253

What are the cheapest airlines that fly to Ontario?

The cheapest airlines flying from London to Ontario are Icelandair, TAP AIR PORTUGAL and ITA Airways.

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 90 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
7.7
Good
584 reviews
Check prices

Entertainment

7.0

Comfort

7.3

Overall

7.7

Crew

8.5

Boarding

7.9

Food

6.7

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
7.7
Good
584 reviews
Air Transat
7.7
Good
584 reviews
Check prices

Entertainment

7.0

Comfort

7.3

Overall

7.7

Crew

8.5

Boarding

7.9

Food

6.7

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
7.5
Good
698 reviews
Air Transat
7.7
Good
584 reviews
Check prices

Entertainment

7.0

Comfort

7.3

Overall

7.7

Crew

8.5

Boarding

7.9

Food

6.7

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
11,832 reviews
Air Transat
7.7
Good
584 reviews
Check prices

Entertainment

7.0

Comfort

7.3

Overall

7.7

Crew

8.5

Boarding

7.9

Food

6.7

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
764 reviews
Air Transat
7.7
Good
584 reviews
Check prices

Entertainment

7.0

Comfort

7.3

Overall

7.7

Crew

8.5

Boarding

7.9

Food

6.7

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
8,298 reviews
Air Transat
7.7
Good
584 reviews
Check prices

Entertainment

7.0

Comfort

7.3

Overall

7.7

Crew

8.5

Boarding

7.9

Food

6.7

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, Air Transat is rated the highest out of the airlines that fly to Ontario.

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

    Ottawa is currently the cheapest airport to fly to in Ontario. One-way flights to Ottawa typically cost £66, while return flights cost around £67.

  • How much is a return flight to Ontario?

    A return flight to Ontario will typically cost around £284, however they can be found for as little as £67.

  • 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 (7 hours 0 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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