What is the cheapest airline that flies from London to Ontario?

Icelandair, TAP AIR PORTUGAL, and Air Transat are the most popular carriers operating from London to Ontario

How many flights depart from London to Region of Ontario on average per day?

As of March 2026, there are 33 flights per day flying from London to Region of Ontario. The most common time of day flights depart is 11:00a.m., with 44% of flights taking off in the afternoon.

Which airlines fly to Region of Ontario?

Air Canada, Lufthansa and Air Transat are the top three most popular airlines that fly to Region of Ontario from London according to our data. Air Canada is the first choice among our users, with 51% of people opting to fly with this airline when travelling to Region of Ontario. Keep in mind that there are 12 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

How many flights depart from London to Region of Ontario on average per week?

235 flights are operational weekly from London to Region of Ontario as of March 2026. The most popular departure day for this route is Wed, with 21% of flights per week taking off on this day.

When did momondo last update prices for flights from London to Ontario?

Prices for flights from London to Ontario are updated daily.

How many operators does momondo search for flights from London to Ontario?

As of March 2026, there are 11 operators available to choose from for flights from London to Ontario.

How old do you have to be to fly from London to Ontario?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Ontario.

What documentation or ID do you need to fly to Ontario?

The travel and health documents required for your trip to Ontario can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 480 Cheap Flights from London to Ontario in 2026

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Find the cheapest flights from London to Ontario

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:00 p.m. - 10:05 p.m.

LGW

YYZ

14h 05m

1 stop

11:10 p.m. - 2:40 p.m.

YYZ

LGW

10h 30m

1 stop

C$ 648Icelandair

Thu, 30 Apr - Mon, 4 May

9:25 p.m. - 10:05 p.m.

LHR

YYZ

29h 40m

1 stop

8:45 p.m. - 11:55 a.m.

YYZ

LHR

10h 10m

1 stop

C$ 655Icelandair

Fri, 24 Apr - Sun, 3 May

3:40 p.m. - 10:05 p.m.

LGW

YYZ

11h 25m

1 stop

11:10 p.m. - 2:40 p.m.

YYZ

LGW

10h 30m

1 stop

C$ 655Icelandair

Fri, 17 Apr - Mon, 20 Apr

2:05 p.m. - 9:32 p.m.

LHR

YTZ

12h 27m

1 stop

12:25 p.m. - 6:30 a.m.

YTZ

LHR

13h 05m

1 stop

C$ 697Air Canada

Fri, 17 Apr - Mon, 27 Apr

2:05 p.m. - 7:52 p.m.

LHR

YTZ

10h 47m

1 stop

12:30 p.m. - 6:30 a.m.

YTZ

LHR

13h 00m

1 stop

C$ 701Air Canada

Wed, 6 May - Wed, 13 May

11:35 a.m. - 2:15 p.m.

LGW

YUL

7h 40mdirect

4:40 p.m. - 7:55 a.m.

YUL

LGW

34h 15m

2 stops

C$ 703Air Transat

Mon, 14 Sep - Fri, 25 Sep

11:35 a.m. - 2:15 p.m.

LGW

YUL

7h 40mdirect

4:40 p.m. - 7:55 a.m.

YUL

LGW

10h 15m

1 stop

C$ 706Air Transat

Fri, 15 May - Fri, 22 May

7:50 p.m. - 9:10 p.m.

LHR

YUL

30h 20m

1 stop

10:45 p.m. - 10:05 p.m.

YUL

LHR

18h 20m

1 stop

C$ 774TAP AIR PORTUGAL

Thu, 4 Jun - Thu, 11 Jun

7:50 p.m. - 9:10 p.m.

LHR

YUL

30h 20m

1 stop

10:45 p.m. - 10:05 p.m.

YUL

LHR

18h 20m

1 stop

C$ 799TAP AIR PORTUGAL

Thu, 4 Jun - Thu, 11 Jun

6:05 p.m. - 8:15 p.m.

LHR

YUL

7h 10mdirect

10:00 p.m. - 9:40 a.m.

YUL

LHR

6h 40mdirect

C$ 821British Airways

Fri, 8 May - Wed, 13 May

SWISS flights from London to Region of Ontario

Our best SWISS deals on London to Region of Ontario flight tickets

SWISS

14 Apr

LCY9:15 a.m.London City

12h 00m

1 stop

YYZ4:15 p.m.Toronto Pearson Intl

21 Apr

YYZ8:25 p.m.Toronto Pearson Intl

16h 00m

1 stop

LCY5:25 p.m.London City

C$ 899

SWISS

14 Apr

LCY9:15 a.m.London City

12h 00m

1 stop

YYZ4:15 p.m.Toronto Pearson Intl

28 Apr

YYZ4:30 p.m.Toronto Pearson Intl

11h 10m

1 stop

LCY8:40 a.m.London City

C$ 906

SWISS

23 Apr

LCY9:15 a.m.London City

12h 00m

1 stop

YYZ4:15 p.m.Toronto Pearson Intl

26 Apr

YYZ4:30 p.m.Toronto Pearson Intl

11h 10m

1 stop

LCY8:40 a.m.London City

C$ 908

Air Transat flights from London to Region of Ontario

Our best Air Transat deals on London to Region of Ontario flight tickets

Air Transat

14 Sep

LGW11:35 a.m.London Gatwick

7h 40m

YUL2:15 p.m.Montreal Pierre Elliott Trudeau Intl

25 Sep

YUL4:40 p.m.Montreal Pierre Elliott Trudeau Intl

34h 15m

2 stops

LGW7:55 a.m.London Gatwick

C$ 703

Air Transat

15 May

LGW11:35 a.m.London Gatwick

7h 40m

YUL2:15 p.m.Montreal Pierre Elliott Trudeau Intl

22 May

YUL4:40 p.m.Montreal Pierre Elliott Trudeau Intl

10h 15m

1 stop

LGW7:55 a.m.London Gatwick

C$ 706

Air Transat

16 May

LGW11:35 a.m.London Gatwick

7h 40m

YUL2:15 p.m.Montreal Pierre Elliott Trudeau Intl

22 May

YUL4:40 p.m.Montreal Pierre Elliott Trudeau Intl

10h 15m

1 stop

LGW7:55 a.m.London Gatwick

C$ 712

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Thu 30/4

1:00 p.m.-10:05 p.m.

1 stop14h 05m

Toronto Pearson Intl

Mon 4/5

11:10 p.m.-2:40 p.m.

1 stop10h 30m

C$ 648

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Fri 24/4

9:25 p.m.-10:05 p.m.

1 stop29h 40m

Toronto Pearson Intl

Sun 3/5

8:45 p.m.-11:55 a.m.

1 stop10h 10m

C$ 655

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Fri 17/4

3:40 p.m.-10:05 p.m.

1 stop11h 25m

Toronto Pearson Intl

Mon 20/4

11:10 p.m.-2:40 p.m.

1 stop10h 30m

C$ 655

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Fri 17/4

2:05 p.m.-9:32 p.m.

1 stop12h 27m

Toronto Island

Mon 27/4

12:25 p.m.-6:30 a.m.

1 stop13h 05m

C$ 697

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Wed 6/5

2:05 p.m.-7:52 p.m.

1 stop10h 47m

Toronto Island

Wed 13/5

12:30 p.m.-6:30 a.m.

1 stop13h 00m

C$ 701

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Mon 14/9

11:35 a.m.-2:15 p.m.

Nonstop7h 40m

Montreal Pierre Elliott Trudeau Intl

Fri 25/9

4:40 p.m.-7:55 a.m.

2 stops34h 15m

C$ 703

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Fri 15/5

11:35 a.m.-2:15 p.m.

Nonstop7h 40m

Montreal Pierre Elliott Trudeau Intl

Fri 22/5

4:40 p.m.-7:55 a.m.

1 stop10h 15m

C$ 706

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Thu 4/6

7:50 p.m.-9:10 p.m.

1 stop30h 20m

Montreal Pierre Elliott Trudeau Intl

Thu 11/6

10:45 p.m.-10:05 p.m.

1 stop18h 20m

C$ 774

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Thu 4/6

7:50 p.m.-9:10 p.m.

1 stop30h 20m

Montreal Pierre Elliott Trudeau Intl

Thu 11/6

10:45 p.m.-10:05 p.m.

1 stop18h 20m

C$ 799

Quickest round-trip

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Fri 8/5

6:05 p.m.-8:15 p.m.

Nonstop7h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 13/5

10:00 p.m.-9:40 a.m.

Nonstop6h 40m

C$ 821

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London to Region of Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Region of Ontario?

In general, September is the cheapest month to fly from London to Region of Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 685. If you are unable to visit Region of Ontario during the month of September, then departing from London during the month February is also very affordable. Most momondo users find prices during this month for around C$ 686.

What is the cheapest day to depart on your flight to Region of Ontario?

The cheapest day to depart from London to Region of Ontario is on a Tuesday. Travellers who choose to depart for Region of Ontario on a Tuesday will often find tickets for as low as C$ 873. The most expensive day to fly to Region of Ontario is Saturday, with ticket prices averaging around C$ 965.

What is the cheapest time of day to depart on your flight to Region of Ontario?

Our most recent data shows that the best time of day to fly to Region of Ontario is in the morning. Flights from London to Region of Ontario during this time can be as low as C$ 879. If you have a flexible travel schedule, then try to avoid flying at noon when prices are C$ 961 on average. Flights to Region of Ontario from London at noon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest London to Ontario flight route?

Fly from London Gatwick to Toronto Pearson Intl for the best London - Ontario flight prices

How far in advance should I book a flight to Region of Ontario?

You are more likely to see cheaper flights to Region of Ontario from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around C$ 857 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from London for as low as C$ 780 on momondo.

What cabin class options are available on London to Ontario flights?

There are 3 cabin classes available to choose from on London to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap London to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Region of Ontario

Best price found	C$ 516
Fastest flight time	7h 10m
Direct flights	Every day
Airports in Region of Ontario	123 airports

The best one-way flight to Region of Ontario from London in the past 72 hours is C$ 516. The best round-trip flight deal from London to Region of Ontario found on momondo in the last 72 hours is C$ 730.

The fastest flight from London to Region of Ontario takes 7h 10m

Direct flights go from London to Region of Ontario every day.

There are 123 airports in Region of Ontario. From London there are direct flights to Montreal Pierre Elliott Trudeau Intl (YUL), Toronto Pearson Intl (YYZ).

Search flight deals

When did momondo last update prices for flights from London to Ontario?
Prices for flights from London to Ontario are updated daily.
How many operators does momondo search for flights from London to Ontario?
As of March 2026, there are 11 operators available to choose from for flights from London to Ontario.
How old do you have to be to fly from London to Ontario?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Ontario.
What documentation or ID do you need to fly to Ontario?
The travel and health documents required for your trip to Ontario can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from London to Region of Ontario?
Based on momondo bookings for flights between London and Region of Ontario, the leading plane model is Airbus A350-1000, making up 25.41% of the total bookings. Other popular models include Boeing 777 with 11.48%, Airbus A321neo with 11.31%, and Airbus A330-200 with 9.00%.

Best airlines flying from London to Region of Ontario

Compare and see reviews for airlines that fly from London to Region of Ontario with momondo

Airline	Rating	Free Cancellation	Price
Aer Lingus	PriceFrom C$ 438	Free Cancellation	Rating 7.2 1,489 reviews	Search Aer Lingus flights
Lufthansa	PriceFrom C$ 559	Free Cancellation	Rating 6.8 7,870 reviews	Search Lufthansa flights
Air Transat	PriceFrom C$ 598	Free Cancellation	Rating 7.7 524 reviews	Search Air Transat flights
Icelandair	PriceFrom C$ 610	Free Cancellation	Rating 7.0 625 reviews	Search Icelandair flights
TAP AIR PORTUGAL	PriceFrom C$ 624	Free Cancellation	Rating 7.1 2,178 reviews	Search TAP AIR PORTUGAL flights
British Airways	PriceFrom C$ 646	Free Cancellation	Rating 6.7 7,820 reviews	Search British Airways flights
Air Canada	PriceFrom C$ 650	Free Cancellation	Rating 7.1 10,840 reviews	Search Air Canada flights
Delta	PriceFrom C$ 655	Free Cancellation	Rating 7.9 8,326 reviews	Search Delta flights
Virgin Atlantic	PriceFrom C$ 704	Free Cancellation	Rating 7.5 685 reviews	Search Virgin Atlantic flights
United Airlines	PriceFrom C$ 725	Free Cancellation	Rating 7.4 9,482 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Ontario?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Ontario . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Ontario with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ontario from London with this policy.

How can momondo help me find flights from London to Ontario?

Once all potential London to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from London to Ontario right now. Can momondo alert me if prices change?

If you are not ready to book a flight from London to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ontario and let you know when they change.

An easier way to manage your Region of Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular Cities in Ontario

Flights to Torontofrom C$ 136

Flights to Vancouverfrom C$ 83

Flights to Montrealfrom C$ 191

Flights to Calgaryfrom C$ 120

Flights to Ottawafrom C$ 232

Flights to Winnipegfrom C$ 179

Flights to Halifaxfrom C$ 153

Flights to Kelownafrom C$ 146

Flights to Saskatoonfrom C$ 226

Flights to Reginafrom C$ 252

Flights to St. John'sfrom C$ 249

Flights to Vancouverfrom C$ 80

Cheap flights from London to Ontario from C$ 480

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Ontario departing on 30/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

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Filter for what you want

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Cheap last-minute flights

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SWISS flights from London to Region of Ontario

Our best SWISS deals on London to Region of Ontario flight tickets

Air Transat flights from London to Region of Ontario

Our best Air Transat deals on London to Region of Ontario flight tickets

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

See travel insights to Ontario from

How to get the cheapest flight ticket from London to Region of Ontario

What is the cheapest month to fly to Region of Ontario?

What is the cheapest day to depart on your flight to Region of Ontario?

What is the cheapest time of day to depart on your flight to Region of Ontario?

What is the cheapest London to Ontario flight route?

How far in advance should I book a flight to Region of Ontario?

What cabin class options are available on London to Ontario flights?

What is the cheapest airline that flies from London to Ontario?

Which airlines fly to Region of Ontario?

How many flights depart from London to Region of Ontario on average per day?

How many flights depart from London to Region of Ontario on average per week?

Cheap London to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Region of Ontario

Best price found

Fastest flight time

Direct flights

Airports in Region of Ontario

Best airlines flying from London to Region of Ontario

Compare and see reviews for airlines that fly from London to Region of Ontario with momondo

Why use momondo?

An easier way to manage your Region of Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ontario

Popular Cities in Ontario

Popular flights according to clicks in the last 7 days on momondo

London flight routes

According to popular flight searches on momondo this year

Region of Ontario flight routes

According to popular flight searches on momondo this year

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