Cheap Flights to London

Compare London flights across hundreds of providers

Find the cheapest month or even day of the year to fly to London

Book the best London fare with no extra fees

Flight deals Cheapest month Alternative airports Other top airlines FAQs Route info Tips and advice

Flight deals to London

Looking for a cheap last-minute deal or the best return flight to London? If you want to travel to London next month, return fares start from £106. Find the lowest prices on one-way and return tickets right here.

London.£34 per passenger.Departing Mon, 7 Sep.One-way flight with Aurigny.Outbound direct flight with Aurigny departs from Guernsey on Mon, 7 Sep, arriving in London Gatwick.Price includes taxes and charges.From £34, select.

London.£38 per passenger.Departing Wed, 7 Apr.One-way flight with British Airways.Outbound direct flight with British Airways departs from Guernsey on Wed, 7 Apr, arriving in London Heathrow.Price includes taxes and charges.From £38, select.

London.£38 per passenger.Departing Sat, 30 Jan.One-way flight with British Airways.Outbound direct flight with British Airways departs from Guernsey on Sat, 30 Jan, arriving in London Heathrow.Price includes taxes and charges.From £38, select.

London.£38 per passenger.Departing Thu, 25 Feb.One-way flight with British Airways.Outbound direct flight with British Airways departs from Guernsey on Thu, 25 Feb, arriving in London Heathrow.Price includes taxes and charges.From £38, select.

London.£38 per passenger.Departing Sat, 17 Oct.One-way flight with British Airways.Outbound direct flight with British Airways departs from Guernsey on Sat, 17 Oct, arriving in London Heathrow.Price includes taxes and charges.From £38, select.

London.£38 per passenger.Departing Tue, 8 Dec.One-way flight with British Airways.Outbound direct flight with British Airways departs from Guernsey on Tue, 8 Dec, arriving in London Heathrow.Price includes taxes and charges.From £38, select.

London.£38 per passenger.Departing Sun, 15 Nov.One-way flight with British Airways.Outbound direct flight with British Airways departs from Guernsey on Sun, 15 Nov, arriving in London Heathrow.Price includes taxes and charges.From £38, select.

London.£38 per passenger.Departing Mon, 10 May.One-way flight with British Airways.Outbound direct flight with British Airways departs from Guernsey on Mon, 10 May, arriving in London Heathrow.Price includes taxes and charges.From £38, select.

London.£38 per passenger.Departing Tue, 23 Mar.One-way flight with British Airways.Outbound direct flight with British Airways departs from Guernsey on Tue, 23 Mar, arriving in London Heathrow.Price includes taxes and charges.From £38, select.

London.£40 per passenger.Departing Sat, 12 Jun.One-way flight with British Airways.Outbound direct flight with British Airways departs from Guernsey on Sat, 12 Jun, arriving in London Heathrow.Price includes taxes and charges.From £40, select.

London.£43 per passenger.Departing Thu, 8 Jul.One-way flight with British Airways.Outbound direct flight with British Airways departs from Guernsey on Thu, 8 Jul, arriving in London Heathrow.Price includes taxes and charges.From £43, select.

London.£52 per passenger.Departing Mon, 24 Aug.One-way flight with Aurigny.Outbound direct flight with Aurigny departs from Guernsey on Mon, 24 Aug, arriving in London Gatwick.Price includes taxes and charges.From £52, select.

Find the cheapest time to fly to London

Flexible on travel dates? Find the cheapest month – or even day – to fly to London.

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Airports in London

Compare routes to London below. You may find an airport to fly into that's cheaper, faster, or easier.

Direct flights to London

Frequently asked questions

How long is the flight to London?

The average flight time to London is 1 hour and 8 minutes. We've calculated this based on journeys from Saint Pierre Port.

How many airports are there in London?

There are 6 airports in London: London City, London Heathrow, London Gatwick, London Luton, London Stansted, and London Southend.

Which airlines offer direct flights to London?

Aurigny, Qatar Airways, British Airways all fly direct to London.

When is the cheapest time to fly to London?

The cheapest month to fly to London is usually January.

How can I find the best flight deal to London?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

Can I get a direct flight to London?

Yes – you can fly direct to London City Airport or London Heathrow Airport, and the average flight time is 1 hour and 8 minutes.

How much are return flights to London?

The best price we found for a return flight to London is £100. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which is the cheapest airport in London?

The cheapest airport near London is London Heathrow – which is 22.9 km away from the centre of London. We've found flights into this airport from £100.

Which upcoming date is cheapest to fly to London on?

After crunching the numbers on our flight calendar, we found that the cheapest date to fly to London is Monday, 18 January 2027.

When is the best time to book flights to London?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.

What’s the weather like in London?

The average temperature in London in August is around 17°C. The warmest month in London is typically August, which averages 22°C. The coolest month is January, with temperatures averaging 1°C. The rainiest month is October, and it usually rains the least in March.

Which is the cheapest airline to fly to London with?

Currently, British Airways offers the cheapest flight tickets to London.

Flying to London

The things to know before you go.

Cheapest flight found	£34
Cheapest month to fly	September
Average flight time	1 hr, 9 mins
Most popular airline	Aurigny
Average flights per week	308

Discover London

How to find cheap flights to London

Looking for cheap tickets to London? Here are a few tips on how to score the best price and make your journey as smooth as possible.

Simply hit 'search'. We've compared plane tickets from all major online travel agents and airlines flying to London to find the cheapest flights. And with us there are no hidden fees - what you see is what you pay.
Flex your dates to secure the best air ticket price for your London flight. If your travel dates are flexible, use Skyscanner's 'Whole month' tool to find the cheapest time to fly to London.
Set up a Price Alert. You can easily track the fare of your flights to London by creating an alert. Whenever prices go down or up, you'll get a push notification or e-mail to help you get the best flight deal.
Compare flight deals to London from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
Look for direct flights. Only interested in direct flights to London? Make sure to tick 'Direct flights only' when performing a search. If there are direct London flights available, these will appear in the results.
Find the cheapest Business class flights to London. We scour the internet for the best Business, Premium Economy and First Class flight fares to London, too. Check the difference in price as you search – you might just chance upon a last-minute low fare.
Include nearby airports in your search. Widen your search for London flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

Combine your flight to London with hotels and car hire

Once you've secured your cheap flight ticket to London, discover the best prices and exclusive rates for hotels in London or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.

Compare London plane tickets with other destinations using the everywhere search

Not entirely set on flying to London just yet? You can easily browse other destinations by searching flights to 'Everywhere' - this will allow you to find the cheapest place to travel to.