Which airlines fly to London?

Based on our data, the most popular airlines that fly to London from Canada are Air Canada, British Airways, WestJet and Air Transat. There may also be other airline options depending on where in Canada you’re flying from.

Delta Flights to London

Delta operates around 46 flights into London in any given week. The most common departure point for these flights was from Amsterdam Schiphol, with the best round-trip Delta deal found being C$ 744 (Vancouver Intl to London). Users have rated Delta 7.9/10 in over 8,007 reviews on momondo.

KLM Flights to London

KLM flight deals to London start from C$ 720 - this is the best price found recently on momondo, and was a round-trip journey departing from Vancouver Intl. Over any normal week, KLM flight prices are typically higher, but vary depending on where you fly from - Amsterdam Schiphol is the most popular KLM departure point to London so generally has the most availability. KLM is scored a 7.7/10 in 1,411 reviews.

How long does it take to fly to London?

On average, it takes 7h 05m to fly from Canada to London if you fly out of Toronto Pearson Intl (the most popular airport in Canada) and into London Heathrow (the most popular airport in London). If you’re flying out of Vancouver Intl and into London Heathrow, then the flight time is around 9h 10m.

C$ 221 Cheap Flights to London in 2025/26

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One-way

Last minute

Direct

Cheap round-trip flights

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9:10 p.m. - 12:50 p.m.YYC-LHR

8h 40mdirect

3:15 p.m. - 3:45 p.m.LHR-YYC

31h 30m1 stop

C$ 642Multiple Airlines

Find Deal

Thu, 22 Jan - Sun, 1 Feb

9:10 p.m. - 12:50 p.m.YYC-LHR

8h 40mdirect

2:50 p.m. - 4:55 p.m.LHR-YYC

9h 05mdirect

C$ 644WestJet

Find Deal

Mon, 12 Jan - Wed, 28 Jan

9:10 p.m. - 12:50 p.m.YYC-LHR

8h 40mdirect

2:50 p.m. - 4:55 p.m.LHR-YYC

9h 05mdirect

C$ 646WestJet

Find Deal

Thu, 15 Jan - Mon, 26 Jan

9:35 p.m. - 9:45 a.m.YYZ-LGW

7h 10mdirect

11:40 a.m. - 3:00 p.m.LGW-YYZ

8h 20mdirect

C$ 757Air Transat

Find Deal

Thu, 8 Jan - Sat, 17 Jan

7:40 p.m. - 7:30 p.m.YYZ-LHR

18h 50m1 stop

12:15 p.m. - 6:15 p.m.LHR-YYZ

11h 00m1 stop

C$ 757Icelandair

Find Deal

Sat, 17 Jan - Sun, 1 Feb

9:35 p.m. - 9:45 a.m.YYZ-LGW

7h 10mdirect

11:40 a.m. - 3:00 p.m.LGW-YYZ

8h 20mdirect

C$ 758Air Transat

Find Deal

Wed, 7 Jan - Sat, 17 Jan

7:40 p.m. - 10:50 a.m.YYZ-LHR

10h 10m1 stop

12:15 p.m. - 6:15 p.m.LHR-YYZ

11h 00m1 stop

C$ 758Icelandair

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Sun, 1 Feb - Sat, 7 Feb

3:30 p.m. - 7:10 a.m.YTZ-LHR

10h 40m1 stop

9:00 a.m. - 5:55 p.m.LHR-YTZ

13h 55m2 stops

C$ 814Air Canada

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Mon, 24 Nov - Thu, 27 Nov

1:20 p.m. - 9:20 a.m.YUL-LHR

15h 00m1 stop

1:25 p.m. - 4:10 p.m.LHR-YUL

7h 45mdirect

C$ 814Air Canada

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Fri, 28 Nov - Sun, 7 Dec

7:10 p.m. - 7:10 a.m.YUL-LHR

7h 00mdirect

8:45 a.m. - 6:20 p.m.LHR-YUL

14h 35m1 stop

C$ 824Lufthansa

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Thu, 27 Nov - Sat, 6 Dec

Fly from

Route

Depart

Return

Price

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Thu 22/1

9:10 p.m.-12:50 p.m.

Nonstop8h 40m

London Heathrow

Sun 1/2

3:15 p.m.-3:45 p.m.

1 stop31h 30m

C$ 642

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Mon 12/1

9:10 p.m.-12:50 p.m.

Nonstop8h 40m

London Heathrow

Wed 28/1

2:50 p.m.-4:55 p.m.

Nonstop9h 05m

C$ 644

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Thu 15/1

9:10 p.m.-12:50 p.m.

Nonstop8h 40m

London Heathrow

Mon 26/1

2:50 p.m.-4:55 p.m.

Nonstop9h 05m

C$ 646

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Thu 8/1

9:35 p.m.-9:45 a.m.

Nonstop7h 10m

London Gatwick

Sat 17/1

11:40 a.m.-3:00 p.m.

Nonstop8h 20m

C$ 756

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Sat 17/1

7:40 p.m.-7:30 p.m.

1 stop18h 50m

London Heathrow

Sun 1/2

12:15 p.m.-6:15 p.m.

1 stop11h 00m

C$ 756

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Wed 7/1

9:35 p.m.-9:45 a.m.

Nonstop7h 10m

London Gatwick

Sat 17/1

11:40 a.m.-3:00 p.m.

Nonstop8h 20m

C$ 758

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Sun 1/2

7:40 p.m.-10:50 a.m.

1 stop10h 10m

London Heathrow

Sat 7/2

12:15 p.m.-6:15 p.m.

1 stop11h 00m

C$ 758

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Mon 24/11

3:30 p.m.-7:10 a.m.

1 stop10h 40m

London Heathrow

Thu 27/11

9:00 a.m.-5:55 p.m.

2 stops13h 55m

C$ 814

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Fri 28/11

1:20 p.m.-9:20 a.m.

1 stop15h 00m

London Heathrow

Sun 7/12

1:25 p.m.-4:10 p.m.

Nonstop7h 45m

C$ 814

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Thu 27/11

7:10 p.m.-7:10 a.m.

Nonstop7h 00m

London Heathrow

Sat 6/12

8:45 a.m.-6:20 p.m.

1 stop14h 35m

C$ 824

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

London flights insights and trends

Explore insights for your London flight to craft the best travel plan

Prices

Other information

What is the cheapest month to fly to London?

In general, February is the cheapest month to fly from Canada to London. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 719. If you aren’t able to travel to London during the month of February, then flying in May is also cheap. Prices for this month can be found on momondo for an average of C$ 759.

What is the absolute cheapest flight to London?

C$ 24 is the cheapest deal found on momondo in the last two weeks for a flight to London. This flight is from Faro and is 91% cheaper than most flights to London. To find the cheapest price to London from your area, use momondo’s Airport-to-Airport Pricing Tool.

See prices from:

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

According to our data, Sunday is the cheapest day to fly to London from Canada. The lowest ticket price found for a Sunday departure recently was C$ 1,127. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Canada to London for around C$ 1,282.

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

Our most recent data shows that the best time of day to fly to London is at noon. Flights from Canada to London during this time can be as low as C$ 884. In the afternoon is when there is more demand to fly to London, so prices are often more expensive at around C$ 1,346 per ticket.

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

You are more likely to see cheaper flights to London from Canada when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around C$ 938 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Canada for as low as C$ 841 on momondo.

Cheapest flights to London

Find the cheapest flights to London from your nearest city or airport

Find Flights from Toronto Pearson Intl Airport to London Heathrow Airport

CHEAPEST MONTH TO FLY TO LONDON FROM TORONTO PEARSON INTL AIRPORT	February	17% cheaper	Flying from Toronto Pearson Intl Airport to London costs on average just C$ 728 in February
MOST EXPENSIVE MONTH TO FLY TO LONDON FROM TORONTO PEARSON INTL AIRPORT	December	37% more expensive	It costs about C$ 1,203 for flights to London from Toronto Pearson Intl Airport in December
MOST POPULAR MONTH TO FLY TO LONDON FROM TORONTO PEARSON INTL AIRPORT	July	135% more users visited	More momondo users searched in flights to London from Toronto Pearson Intl Airport in July than any other month

Cheap London flight deals and tips

Summary info about London flight prices, duration and airlines

Best One-Way Price	C$ 221
Best Round-Trip Price	C$ 642
Fastest flight time	8h 40m
Popular in	December

The best one-way flight price to London from Canada in the last 72 hours is C$ 221 (Calgary to London Heathrow).

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The best round-trip flight price to London from Canada in the last 72 hours is C$ 642 (Calgary to London Heathrow).

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The fastest flight to London from Canada takes 8h 40m (Calgary to London Heathrow).

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December has the highest demand for flights to London, with a 5% price increase on average.

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Frequently asked questions about flying to London

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

You are more likely to see cheaper flights to London from Canada when booking 74 days ahead of your departure date. In general, you can expect to find flights to London for around C$ 869 when searching 74 days out.

Is there an alternative airport near London?

Those flying to London could potentially find better pricing at London City Airport (12 km from London city centre), London Gatwick Airport (38 km from London city centre), London Luton Airport (45 km from London city centre), London Stansted Airport (50 km from London city centre) or London Southend Airport (57 km from London city centre) depending on the month and departure airport.

Is there a cheaper alternative to flying into London?

Prices vary based on where travellers are departing from, but on average, the cheapest airport to fly to in London is London Stansted Airport where the average price is C$ 185. Users typically find the best prices when using momondo’s Airport-to-Airport Pricing Tool.

Are there flights to City of London?

Yes, flights to City of London are served by London’s London Heathrow airport which is 25.7 km away.

What’s the closest airport to Paddington Station?

The closest airport to Paddington Station is London Heathrow, 20.0 km away.

When did momondo last update prices for flights to London?

Prices for flights to London refresh daily.

How many operators does momondo search for flights to London?

As of November 2025, there are 31 operators available to choose from for flights to London.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to London.

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

The travel and health documents required for your trip to London 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 London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Hounslow

Ipswich

Dartford

Gatwick

Ilford

Chelmsford

Wokingham

Slough

Canterbury

Feltham

Hayes

Uxbridge

Wembley

Waterlooville

Newport

Basingstoke

Milton Keynes

Dover

Worthing

Maidstone

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London.

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

Flights to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights to London?

momondo provides multiple filters to help you find the best flight to London. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your London trip

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C$ 221 Cheap flights to London

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to London departing on 30/11. 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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London flights insights and trends

Explore insights for your London flight to craft the best travel plan

What is the cheapest month to fly to London?

What is the absolute cheapest flight to London?

C$ 24 is the cheapest deal found on momondo in the last two weeks for a flight to London. This flight is from Faro and is 91% cheaper than most flights to London. To find the cheapest price to London from your area, use momondo’s Airport-to-Airport Pricing Tool.

See prices from:

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

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

Our most recent data shows that the best time of day to fly to London is at noon. Flights from Canada to London during this time can be as low as C$ 884. In the afternoon is when there is more demand to fly to London, so prices are often more expensive at around C$ 1,346 per ticket.

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

How long does it take to fly to London?

Cheapest flights to London

Find the cheapest flights to London from your nearest city or airport

Cheap London flight deals and tips

Summary info about London flight prices, duration and airlines

Best One-Way Price

Best Round-Trip Price

Fastest flight time

Popular in

Frequently asked questions about flying to London

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

Is there an alternative airport near London?

Is there a cheaper alternative to flying into London?

Are there flights to City of London?

What’s the closest airport to Paddington Station?

When did momondo last update prices for flights to London?

How many operators does momondo search for flights to London?

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

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

Travelling to a place near London?

Why use momondo?

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

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

How can momondo help me find flights to London?

I’m not ready to book a flight 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, 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 London

Popular Flights to London

Popular routes according to searches in the past day on momondo