Question 1

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

Accepted Answer

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.

Question 2

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

Accepted Answer

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.

Question 3

How can momondo help me find flights to London?

Accepted Answer

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.

Question 4

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

Accepted Answer

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.

Question 5

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

Accepted Answer

You are more likely to see cheaper flights to London from Canada when booking 50 days ahead of your departure date. In general, you can expect to find flights to London for around C$ 863 when searching 50 days out.

Question 6

Is there an alternative airport near London?

Accepted Answer

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.

Question 7

Is there a cheaper alternative to flying into London?

Accepted Answer

Prices vary based on where travellers are departing from, but on average, the cheapest airport to fly to in London is London Southend Airport where the average price is C$ 84. Users typically find the best prices when using momondo’s Airport-to-Airport Pricing Tool.

Question 8

Are there flights to City of London?

Accepted Answer

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

Question 9

What’s the closest airport to Paddington Station?

Accepted Answer

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

Question 10

Which airlines fly to London?

Accepted Answer

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

Question 11

Delta Flights to London

Accepted Answer

Delta operates around 56 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$ 749 (Vancouver Intl to London). Users have rated Delta 7.9/10 in over 8,292 reviews on momondo.

Question 12

KLM Flights to London

Accepted Answer

KLM flight deals to London start from C$ 562 - this is the best price found recently on momondo, and was a round-trip journey departing from Edmonton. 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 1,471 reviews.

Question 13

When did momondo last update prices for flights to London?

Accepted Answer

Prices for flights to London refresh daily.

Question 14

How many operators does momondo search for flights to London?

Accepted Answer

As of March 2026, there are 27 operators available to choose from for flights to London.

Question 15

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

Accepted Answer

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.

Question 16

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

Accepted Answer

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.

Question 17

What is the cheapest month to fly to London?

Accepted Answer

In general, May 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$ 741. If you aren’t able to travel to London during the month of May, then flying in February is also cheap. Prices for this month can be found on momondo for an average of C$ 764.

Question 18

How long does it take to fly to London?

Accepted Answer

On average, it takes 7h 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.

Question 19

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

Accepted Answer

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$ 1,161. 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 Monday, the most expensive travel day of the week, you can expect to see flight prices from Canada to London for around C$ 1,246.

Question 20

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

Accepted Answer

Our most recent data shows that the best time of day to fly to London is in the evening. Flights from Canada to London during this time can be as low as C$ 1,144. In the afternoon is when there is more demand to fly to London, so prices are often more expensive at around C$ 1,315 per ticket.

Question 21

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

Accepted Answer

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$ 935 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$ 862 on momondo.

Question 22

What is the absolute cheapest flight to London?

Accepted Answer

C$ 34 is the cheapest deal found on momondo in the last two weeks for a flight to London. This flight is from Edinburgh and is 88% cheaper than most flights to London. To find the cheapest price to London from your area, use momondo’s Airport-to-Airport Pricing Tool.

CHEAPEST MONTH TO FLY TO LONDON FROM TORONTO PEARSON INTL AIRPORT	May	14% cheaper	Flying from Toronto Pearson Intl Airport to London costs on average just C$ 755 in May
MOST EXPENSIVE MONTH TO FLY TO LONDON FROM TORONTO PEARSON INTL AIRPORT	December	32% more expensive	It costs about C$ 1,159 for flights to London from Toronto Pearson Intl Airport in December
MOST POPULAR MONTH TO FLY TO LONDON FROM TORONTO PEARSON INTL AIRPORT	July	238% more users visited	More momondo users searched in flights to London from Toronto Pearson Intl Airport in July than any other month

Best One-Way Price	C$ 318
Best Round-Trip Price	C$ 712
Fastest flight time	10h 05m
Popular in	December

C$ 318 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 23/5. 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

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Canada to London

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Recent direct flight deals from Canada to London

momondo Fare Finder

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

See travel insights to London from

London flights insights and trends

What is the cheapest month to fly to London?

What is the absolute cheapest flight to London?

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?

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

Travelling to a place near London?

Why use momondo?

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

Popular Cities in the United Kingdom

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

Fly into one of these airports located in London

Airports listed have a maximum distance of 57.3 km from London

Fly your favourite airline to London

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to London

List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

Complete your trip to London

Explore popular destinations other users love

According to popular flight searches on momondo this year