Question 1

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

Accepted Answer

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

Question 2

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

Accepted Answer

momondo does allow users to show only those flights to London which offer a flexible booking policy as well as other useful filters and features.

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

Yes. momondo can track flight prices for London and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

Question 5

What is the cheapest month to fly to London, Ontario?

Accepted Answer

In general, April is the cheapest month to fly from United Kingdom to London, Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £475. If you don’t want to visit London, Ontario in April, then you should wait until May to fly from United Kingdom, when ticket prices are also cheap, with an average price of £505.

Question 6

Is there an alternative airport near London, Ontario?

Accepted Answer

Finding an alternative and possibly cheaper destination airport near London, Ontario is possible. If you are planning a flight to London, Ontario, consider booking flights to London Airport (5 mi from London, Ontario city centre), Toronto Region of Waterloo Intl Airport (54 mi from London, Ontario city centre), Sarnia Airport (54 mi from London, Ontario city centre), Chatham-Kent Airport (63 mi from London, Ontario city centre) or Hamilton Airport (67 mi from London, Ontario city centre).

Question 7

Is there a cheaper alternative to flying into London, Ontario?

Accepted Answer

You can find deals at Toronto Region of Waterloo Intl Airport for £81 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.

Question 8

What is the absolute cheapest flight to London, Ontario?

Accepted Answer

Users booking trips to London, Ontario from Calgary found flights 57% cheaper than the average price of flights to London, Ontario. To find the cheapest price to London, Ontario from your area, use momondo’s Airport-to-Airport Pricing Tool.

Question 9

Which airlines fly to London, Ontario?

Accepted Answer

Based on our data, the most popular airlines that fly to London, Ontario from United Kingdom are Air Canada, Air Transat, Virgin Atlantic and Lufthansa. There may also be other airline options depending on where in United Kingdom you’re flying from.

Question 10

When did momondo last update prices for flights to London Airport?

Accepted Answer

Prices for flights to London Airport are refreshed on a daily basis.

Question 11

How many operators does momondo search for flights to London Airport?

Accepted Answer

The number of operators available for flights to London Airport is 1 as of December 2025.

Question 12

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

Accepted Answer

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to London Airport.

Question 13

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

Accepted Answer

The necessary travel and health documents for your London Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Question 14

How long does it take to fly to London, Ontario?

Accepted Answer

Flight times vary depending on what airport in United Kingdom you fly out of and what airport in London, Ontario you fly into. For example, flying from London Heathrow to Toronto Pearson Intl takes 7h 45m on average. On the other hand, flying from Manchester to Toronto Pearson Intl takes 7h 20m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.

CHEAPEST MONTH TO FLY TO LONDON, ONTARIO FROM LONDON HEATHROW AIRPORT	January	17% cheaper	Flying from London Heathrow Airport to London, Ontario costs on average just £469 in January
MOST EXPENSIVE MONTH TO FLY TO LONDON, ONTARIO FROM LONDON HEATHROW AIRPORT	December	109% more expensive	It costs about £1,177 for flights to London, Ontario from London Heathrow Airport in December
MOST POPULAR MONTH TO FLY TO LONDON, ONTARIO FROM LONDON HEATHROW AIRPORT	July	750% more users visited	More momondo users searched in flights to London, Ontario from London Heathrow Airport in July than any other month

Best One-Way Price	£272
Best Round-Trip Price	£426
Fastest flight time	20h 44m

£272 Cheap flights to London, Ontario

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, Ontario departing on 20/1. 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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Frequently asked questions about flying to London, Ontario

What is the cheapest month to fly to London, Ontario?

Is there an alternative airport near London, Ontario?

Is there a cheaper alternative to flying into London, Ontario?

What is the absolute cheapest flight to London, Ontario?

When did momondo last update prices for flights to London Airport?

How many operators does momondo search for flights to London Airport?

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

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

Travelling to a place near London, Ontario?

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?

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