Cheap flights from Toronto Lester B. Pearson International Airport to London

Q: What are the cheapest airlines?

British Airways, Delta Air Lines, Icelandair, KLM, Air Transat. These airlines usually offer the cheapest flights from Toronto Lester B. Pearson International Airport to London.

Q: Can I fly direct to London?

Finnair, British Airways, Delta Air Lines, Virgin Atlantic, Air Canada. You can fly non-stop from Toronto Lester B. Pearson International Airport to London with these airlines.

Q: What airlines fly indirectly?

Aer Lingus, Icelandair, Turkish Airlines, Virgin Atlantic, KLM. These airlines fly from Toronto Lester B. Pearson International Airport to London, but you’ll have at least one layover.

Q: How long is the flight?

7 hrs 5 mins. This is the shortest flight time from Toronto Lester B. Pearson International Airport to London.

from as little as £397

2 nights in London, departing Toronto Lester B. Pearson International Airport on 28 / Mar / 2025 with Delta Air Lines (price found 33 hours ago)

Subject to availability, prices correct of the last 24 hours

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Cheap return flights from Toronto Lester B. Pearson International Airport to London

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The Toronto Lester B. Pearson International Airport / London route

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What you need to know

What are the cheapest airlines?

British Airways
Delta Air Lines
Icelandair
KLM
Air Transat

These airlines usually offer the cheapest flights from Toronto Lester B. Pearson International Airport to London.

Can I fly direct to London?

Finnair
British Airways
Delta Air Lines
Virgin Atlantic
Air Canada

You can fly non-stop from Toronto Lester B. Pearson International Airport to London with these airlines.

What airlines fly indirectly?

Aer Lingus
Icelandair
Turkish Airlines
Virgin Atlantic
KLM

These airlines fly from Toronto Lester B. Pearson International Airport to London, but you’ll have at least one layover.

How long is the flight?

7 hrs 5 mins

This is the shortest flight time from Toronto Lester B. Pearson International Airport to London.

Alternative flights from Toronto Lester B. Pearson International Airport

You might find cheaper flights nearby

London City Airport from Toronto Lester B. Pearson International Airport

from £787 pp

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London Gatwick from Toronto Lester B. Pearson International Airport

from £432 pp

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London Heathrow from Toronto Lester B. Pearson International Airport

from £397 pp

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28 / Mar / 2025 is currently the lowest priced day of the year to fly the Toronto Lester B. Pearson International Airport/London route. There are around 201 flights on any given week from the UK to London and the cheapest month to fly right now is March.

Not suitable? Try running another search or viewing all cheap flight deals.

Key facts about London

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British pound

Language

English

Timezone

0 hrs behind GMT

How to get cheap flights from Toronto Lester B. Pearson International Airport to London

Tips and advice from our flight experts

We've collated all the flights from Toronto Lester B. Pearson International Airport to London, to help you find the best deal. The most popular airlines are Finnair, British Airways & Delta Air Lines.

201 flights go to London every week. It usually takes roughly 9 hrs 10 mins to fly from Toronto Lester B. Pearson International Airport. Keep an eye out for flights landing in London Heathrow because this tends to be the cheapest airport to fly into – but this isn’t necessarily the case for your travel dates.

Prices currently start from £397. This is based on your search for flights from Toronto Lester B. Pearson International Airport, but there are other airports nearby. Try adjusting your search to include surrounding departure airports, to see if you can find a better rate.

Did you know you can also book your accommodation and car hire with Netflights? We can sort your whole trip to London.