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 Lufthansa. There may also be other airline options depending on where in Canada you’re flying from.

Delta Flights to London

Delta operates around 52 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$ 697 (Vancouver Intl to London). Users have rated Delta 7.9/10 in over 7,961 reviews on momondo.

KLM Flights to London

KLM flight deals to London start from C$ 707 - this is the best price found recently on momondo, and was a round-trip journey departing from Montreal Pierre Elliott Trudeau 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 7.8/10 in 1,386 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 20m.

C$ 223 Cheap Flights to London in 2025/26

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Find the cheapest flights from Canada to London

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

3:00 p.m. - 11:50 a.m.YYC-LHR

13h 50m1 stop

6:00 a.m. - 8:39 p.m.LHR-YYC

21h 39m2 stops

C$ 699Multiple Airlines

Find Deal

Sun, 16 Nov - Thu, 27 Nov

8:00 a.m. - 6:30 a.m.YYC-LHR

15h 30m2 stops

9:00 a.m. - 8:39 p.m.LHR-YYC

18h 39m2 stops

C$ 700Multiple Airlines

Find Deal

Sun, 16 Nov - Thu, 27 Nov

8:20 p.m. - 7:10 a.m.YYC-LHR

27h 50m2 stops

6:50 a.m. - 11:44 p.m.LHR-YYC

23h 54m2 stops

C$ 711Air Canada

Find Deal

Mon, 9 Feb - Mon, 23 Feb

9:00 a.m. - 7:10 a.m.YYC-LHR

16h 10m2 stops

9:00 a.m. - 8:39 p.m.LHR-YYC

18h 39m2 stops

C$ 713Air Canada

Find Deal

Mon, 27 Oct - Mon, 10 Nov

6:00 p.m. - 9:50 a.m.YYZ-LGW

10h 50m1 stop

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

8h 20mdirect

C$ 715Air Transat

Find Deal

Mon, 6 Oct - Sat, 13 Dec

10:45 p.m. - 10:45 a.m.YYZ-LGW

7h 00mdirect

12:40 p.m. - 3:40 p.m.LGW-YYZ

8h 00mdirect

C$ 717Air Transat

Find Deal

Mon, 29 Sep - Sat, 11 Oct

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$ 735WestJet

Find Deal

Tue, 30 Dec - Tue, 13 Jan

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

8h 40mdirect

2:50 p.m. - 5:40 p.m.LHR-YYC

8h 50mdirect

C$ 751WestJet

Find Deal

Fri, 23 Jan - Sat, 14 Mar

10:10 p.m. - 9:50 a.m.YUL-LHR

6h 40mdirect

4:10 p.m. - 7:45 p.m.LHR-YUL

7h 35mdirect

C$ 802British Airways

Find Deal

Wed, 15 Oct - Wed, 29 Oct

9:25 p.m. - 2:50 p.m.YVR-LHR

9h 25mdirect

5:25 p.m. - 7:15 p.m.LHR-YVR

9h 50mdirect

C$ 819British Airways

Find Deal

Tue, 18 Nov - Thu, 27 Nov

Fly from

Route

Depart

Return

Price

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Sun 16/11

3:00 p.m.-11:50 a.m.

1 stop13h 50m

London Heathrow

Thu 27/11

6:00 a.m.-8:39 p.m.

2 stops21h 39m

C$ 699

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Sun 16/11

8:00 a.m.-6:30 a.m.

2 stops15h 30m

London Heathrow

Thu 27/11

9:00 a.m.-8:39 p.m.

2 stops18h 39m

C$ 700

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Mon 9/2

8:20 p.m.-7:10 a.m.

2 stops27h 50m

London Heathrow

Mon 23/2

6:50 a.m.-11:44 p.m.

2 stops23h 54m

C$ 711

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Mon 27/10

9:00 a.m.-7:10 a.m.

2 stops16h 10m

London Heathrow

Mon 10/11

9:00 a.m.-8:39 p.m.

2 stops18h 39m

C$ 713

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Mon 6/10

6:00 p.m.-9:50 a.m.

1 stop10h 50m

London Gatwick

Sat 13/12

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

Nonstop8h 20m

C$ 715

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Mon 29/9

10:45 p.m.-10:45 a.m.

Nonstop7h 00m

London Gatwick

Sat 11/10

12:40 p.m.-3:40 p.m.

Nonstop8h 00m

C$ 717

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Tue 30/12

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

Nonstop8h 40m

London Heathrow

Tue 13/1

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

Nonstop9h 05m

C$ 735

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Fri 23/1

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

Nonstop8h 40m

London Heathrow

Sat 14/3

2:50 p.m.-5:40 p.m.

Nonstop8h 50m

C$ 751

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Wed 15/10

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

Nonstop6h 40m

London Heathrow

Wed 29/10

4:10 p.m.-7:45 p.m.

Nonstop7h 35m

C$ 802

VancouverLondon

YVR - LHR

YVRLHR

Vancouver Intl

Tue 18/11

9:25 p.m.-2:50 p.m.

Nonstop9h 25m

London Heathrow

Thu 27/11

5:25 p.m.-7:15 p.m.

Nonstop9h 50m

C$ 818

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$ 706. 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$ 746.

What is the absolute cheapest flight to London?

C$ 32 is the cheapest deal found on momondo in the last two weeks for a flight to London. This flight is from Edinburgh and is 90% 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$ 1,101. 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$ 1,260.

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$ 868. In the afternoon is when there is more demand to fly to London, so prices are often more expensive at around C$ 1,336 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$ 912 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$ 828 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	18% cheaper	Flying from Toronto Pearson Intl Airport to London costs on average just C$ 717 in February
MOST EXPENSIVE MONTH TO FLY TO LONDON FROM TORONTO PEARSON INTL AIRPORT	December	34% more expensive	It costs about C$ 1,161 for flights to London from Toronto Pearson Intl Airport in December
MOST POPULAR MONTH TO FLY TO LONDON FROM TORONTO PEARSON INTL AIRPORT	July	131% 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$ 223
Best Round-Trip Price	C$ 699
Fastest flight time	8h 30m
Popular in	December

The best one-way flight price to London from Canada in the last 72 hours is C$ 223 (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$ 699 (Calgary to London Heathrow).

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The fastest flight to London from Canada takes 8h 30m (Calgary to London Heathrow).

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December has the highest demand for flights to London, with a 6% 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$ 856 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$ 172. 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 September 2025, there are 32 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

Wembley

Maidstone

Chelmsford

Wokingham

Slough

Canterbury

Feltham

Hayes

Uxbridge

Waterlooville

Newport

Basingstoke

Milton Keynes

Dover

Worthing

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.