Which airlines fly to London?

Air Canada, British Airways and Air Transat are the top three most popular airlines that fly to London from Region of Ontario according to our data. Air Canada is the first choice among our users, with 69% of people opting to fly with this airline when travelling to London. Keep in mind that there are 12 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

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

As of November 2025, there are 299 flights per week flying from Region of Ontario to London. The most common day of the week flights depart is Mon, with 18% of flights taking off on this day.

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

WestJet, TAP AIR PORTUGAL, and Lufthansa are the most popular carriers operating from Ontario to London

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

As of November 2025, there are 42 flights per day flying from Region of Ontario to London. The most common time of day flights depart is 18:00, with 100% of flights taking off in the evening.

How long does it take to fly to London?

Flight times from Region of Ontario to London vary, but if you’re flying out of Ottawa and flying into London Heathrow Airport (one of the most popular routes), then the duration is 6h 25m on average. Another popular route from Region of Ontario to London is flying from Toronto to London Heathrow Airport, which will take roughly 8h 05m. Keep in mind that layovers or delays could extend your travel time.

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

Prices for flights from Ontario to London were last updated today.

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

As of November 2025, there are 12 operators available to choose from for flights from Ontario to London.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario to London.

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

The travel and health documents you'll need for your trip to London may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£198 Cheap Flights from Ontario to London in 2025/26

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18:10 - 06:30YYZ-LHR

7h 20mdirect

09:00 - 16:05LHR-YYZ

12h 05m1 stop

£420Air Canada

Find Deal

Tue, 3 Feb - Tue, 10 Feb

08:00 - 09:15YYZ-LGW

20h 15m1 stop

11:00 - 17:10LGW-YYZ

11h 10m1 stop

£420WestJet

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Sat, 23 May - Sat, 30 May

23:55 - 14:35YYZ-STN

9h 40m1 stop

22:00 - 15:00STN-YYZ

22h 00m2 stops

£420Multiple Airlines

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Thu, 14 May - Tue, 26 May

20:50 - 14:40YYZ-LGW

12h 50m1 stop

13:00 - 19:10LGW-YYZ

11h 10m1 stop

£420Icelandair

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Thu, 14 May - Tue, 19 May

23:00 - 11:20YYZ-LHR

7h 20mdirect

07:40 - 14:50LHR-YYZ

12h 10m1 stop

£420Multiple Airlines

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Sun, 11 Jan - Sat, 17 Jan

22:00 - 21:20YYZ-STN

18h 20m1 stop

06:30 - 14:15STN-YYZ

12h 45m1 stop

£421Multiple Airlines

Find Deal

Fri, 3 Apr - Thu, 16 Apr

06:00 - 09:20YYZ-LHR

22h 20m2 stops

19:50 - 15:40LHR-YYZ

24h 50m2 stops

£423Scandinavian Airlines

Find Deal

Fri, 30 Jan - Thu, 5 Feb

23:25 - 20:20YYZ-LHR

15h 55m1 stop

13:05 - 19:10LHR-YYZ

11h 05m1 stop

£424Icelandair

Find Deal

Thu, 9 Apr - Thu, 16 Apr

17:35 - 14:00YYZ-LGW

15h 25m1 stop

16:25 - 14:00LGW-YYZ

26h 35m1 stop

£424TAP AIR PORTUGAL

Find Deal

Wed, 1 Apr - Mon, 6 Apr

12:05 - 16:25YYZ-LHR

23h 20m3 stops

15:35 - 15:40LHR-YYZ

29h 05m2 stops

£426Scandinavian Airlines

Find Deal

Mon, 23 Feb - Sat, 28 Feb

TAP AIR PORTUGAL flights from Region of Ontario to London

Our best TAP AIR PORTUGAL deals on Region of Ontario to London flight tickets

TAP AIR PORTUGAL

13 May

YYZ17:35Toronto Pearson Intl

11h 45m

1 stop

LHR10:20London Heathrow

24 May

LHR19:50London Heathrow

24h 25m

1 stop

YYZ15:15Toronto Pearson Intl

£424

Find similar

TAP AIR PORTUGAL

25 Jan

YYZ17:30Toronto Pearson Intl

11h 20m

1 stop

LGW09:50London Gatwick

4 Feb

LGW09:35London Gatwick

34h 10m

2 stops

YYZ14:45Toronto Pearson Intl

£433

Find similar

Air Canada flights from Region of Ontario to London

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

Air Canada

3 Feb

YYZ23:00Toronto Pearson Intl

7h 20m

LHR11:20London Heathrow

10 Feb

LHR09:00London Heathrow

12h 05m

1 stop

YYZ16:05Toronto Pearson Intl

£428

Find similar

Air Canada

7 Feb

YTZ18:30Toronto Island

34h 35m

2 stops

LHR10:05London Heathrow

18 Feb

LHR09:00London Heathrow

13h 55m

2 stops

YTZ17:55Toronto Island

£433

Find similar

Air Canada

13 Jan

YYZ23:00Toronto Pearson Intl

7h 20m

LHR11:20London Heathrow

20 Jan

LHR09:00London Heathrow

12h 05m

1 stop

YYZ16:05Toronto Pearson Intl

£436

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Fly from

Fly to

Route

Depart

Return

Price

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Tue 3/2

18:10-06:30

Nonstop7h 20m

London Heathrow

Tue 10/2

09:00-16:05

1 stop12h 05m

£420

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Sat 23/5

08:00-09:15

1 stop20h 15m

London Gatwick

Sat 30/5

11:00-17:10

1 stop11h 10m

£420

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Thu 14/5

23:55-14:35

1 stop9h 40m

London Stansted

Tue 26/5

22:00-15:00

2 stops22h 00m

£420

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Thu 14/5

20:50-14:40

1 stop12h 50m

London Gatwick

Tue 19/5

13:00-19:10

1 stop11h 10m

£420

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Sun 11/1

23:00-11:20

Nonstop7h 20m

London Heathrow

Sat 17/1

07:40-14:50

1 stop12h 10m

£420

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Fri 3/4

22:00-21:20

1 stop18h 20m

London Stansted

Thu 16/4

06:30-14:15

1 stop12h 45m

£421

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 30/1

06:00-09:20

2 stops22h 20m

London Heathrow

Thu 5/2

19:50-15:40

2 stops24h 50m

£423

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Thu 9/4

23:25-20:20

1 stop15h 55m

London Heathrow

Thu 16/4

13:05-19:10

1 stop11h 05m

£424

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Wed 1/4

17:35-14:00

1 stop15h 25m

London Gatwick

Mon 6/4

16:25-14:00

1 stop26h 35m

£424

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Mon 23/2

12:05-16:25

3 stops23h 20m

London Heathrow

Sat 28/2

15:35-15:40

2 stops29h 05m

£426

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

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 London?

The cheapest month to fly to London from Region of Ontario is in February. Flight prices, which tend to average around £389, are often lower during this time because this is during the off-season. The month of May is another great option to travel to London, with average flight prices from Region of Ontario averaging around £411.

What is the cheapest day to depart on your flight to London?

Our data shows that Wednesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £517. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Region of Ontario to London for around £565.

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

The cheapest time of day to fly to London is in the morning when flights can be purchased for as low as £489. Flights in the afternoon are often more expensive, with an average ticket price of £544.

What is the cheapest Ontario to London flight route?

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

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £508 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Region of Ontario for as low as £459 on momondo.

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

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

Can stopping save me money on Region of Ontario to London flights?

You could potentially save up to 5% on your flight if you consider stops on a Region of Ontario to London flight.

Cheap Region of Ontario to London flight deals and tips

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

Best price found	£267
Fastest flight time	6h 25m
Direct flights	Every day
Airports in London	2 airports

The best one-way flight to London from Region of Ontario in the past 72 hours is £267. The best return flight deal from Region of Ontario to London found on momondo in the last 72 hours is £442.

The fastest flight from Region of Ontario to London takes 6h 25m

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

There are 2 airports near London: London Heathrow (LHR), London Gatwick (LGW)

Search flight deals

When did momondo last update prices for flights from Ontario to London?
Prices for flights from Ontario to London were last updated today.
How many operators does momondo search for flights from Ontario to London?
As of November 2025, there are 12 operators available to choose from for flights from Ontario to London.
How old do you have to be to fly from Ontario to London?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario to London.
What documentation or ID do you need to fly to London?
The travel and health documents you'll need for your trip to London may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Region of Ontario to London?
momondo data reveals that the most frequently booked plane model on the route from Region of Ontario to London is Airbus A330-200, representing 19.36% of all bookings. The subsequent popular models are Airbus A321neo at 15.46%, Boeing 777-300ER at 14.93%, and Boeing 787-9 Dreamliner at 14.53%.

Best airlines flying from Region of Ontario to London

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

Airline	Rating	Free Cancellation	Price
Air Transat	PriceFrom £345	Free Cancellation	Rating 7.8 478 reviews	Search Air Transat flights
Icelandair	PriceFrom £368	Free Cancellation	Rating 7.0 581 reviews	Search Icelandair flights
Aer Lingus	PriceFrom £371	Free Cancellation	Rating 7.2 1,381 reviews	Search Aer Lingus flights
Porter Airlines	PriceFrom £377	Free Cancellation	Rating 8.0 394 reviews	Search Porter Airlines flights
Air Canada	PriceFrom £387	Free Cancellation	Rating 7.1 10,481 reviews	Search Air Canada flights
KLM	PriceFrom £388	Free Cancellation	Rating 7.7 1,423 reviews	Search KLM flights
Virgin Atlantic	PriceFrom £395	Free Cancellation	Rating 7.5 675 reviews	Search Virgin Atlantic flights
Lufthansa	PriceFrom £405	Free Cancellation	Rating 6.8 7,594 reviews	Search Lufthansa flights
British Airways	PriceFrom £409	Free Cancellation	Rating 6.7 7,539 reviews	Search British Airways flights
American Airlines	PriceFrom £424	Free Cancellation	Rating 7.2 11,038 reviews	Search American Airlines flights

Eastbourne

Milton Keynes

Luton

Gatwick

Maidstone

Slough

Canterbury

Southend-on-Sea

Ipswich

Ilford

Guildford

Dover

Colchester

Chelmsford

Hayes

Worthing

Ramsgate

Dartford

Bedford

Winchester

Why use momondo?

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

It is quick and easy to find Ontario to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

Yes. All flights to London from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Ontario.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Ontario and alert you when they change.

An easier way to manage your London trip

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

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

London City Airport

London Gatwick Airport

London Heathrow Airport

London Luton Airport

London Southend Airport

London Stansted Airport

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Flights to Liverpoolfrom £30

Flights to Leedsfrom £39

Flights to Invernessfrom £32

Flights to Newquayfrom £35

Cheap flights from Ontario to London from £195

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to London departing on 1/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names, great deals

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Find the cheapest flights from Ontario to London

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TAP AIR PORTUGAL flights from Region of Ontario to London

Our best TAP AIR PORTUGAL deals on Region of Ontario to London flight tickets

Air Canada flights from Region of Ontario to London

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

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

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

What is the cheapest month to fly to London?

What is the cheapest day to depart on your flight to London?

Our data shows that Wednesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £517. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Region of Ontario to London for around £565.

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

The cheapest time of day to fly to London is in the morning when flights can be purchased for as low as £489. Flights in the afternoon are often more expensive, with an average ticket price of £544.

What is the cheapest Ontario to London flight route?

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

How far in advance should I book a flight to London?

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

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

Can stopping save me money on Region of Ontario to London flights?

You could potentially save up to 5% on your flight if you consider stops on a Region of Ontario to London flight.

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

WestJet, TAP AIR PORTUGAL, and Lufthansa are the most popular carriers operating from Ontario to London

Which airlines fly to London?

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

As of November 2025, there are 42 flights per day flying from Region of Ontario to London. The most common time of day flights depart is 18:00, with 100% of flights taking off in the evening.

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

As of November 2025, there are 299 flights per week flying from Region of Ontario to London. The most common day of the week flights depart is Mon, with 18% of flights taking off on this day.

How long does it take to fly to London?

Cheap Region of Ontario to London flight deals and tips

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

Best price found

Fastest flight time

Direct flights

Airports in London

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

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

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

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

What is the most popular plane model from Region of Ontario to London?

Best airlines flying from Region of Ontario to London

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

Travelling to a place near London?

Why use momondo?

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

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

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

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

An easier way to manage your London trip

We make it super easy to schedule, organise 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 the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London