Cheap Flights from Singapore to London

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

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Flight deals from Singapore to London

Looking for a cheap last-minute deal or the best return flight from Singapore to London? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Singapore to London

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Singapore to London flights are currently cheapest in October.

Direct flights from Singapore to London

Alternative Singapore to London routes

Looking for the cheapest, fastest or easiest route from Singapore to London? You could fly into the following airports instead.

Singapore to London: Flight information

The things to know before you go.
Cheapest flight foundC$344
Cheapest month to flyOctober
Average flight time14 hrs, 2 mins
Most popular airlineSingapore Airlines
Average flights per week215

Finding cheap flights from Singapore to London: Frequently asked questions

There are 6 airports in London: London City, London Heathrow, London Gatwick, London Luton, London Stansted, and London Southend.
The best price we found for a return flight from Singapore to London is C$751. 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.
14 hours and 2 minutes is the average flight time from Singapore to London.
Singapore Airlines, TAP Air Portugal and Air New Zealand fly direct from Singapore to London.
As of September 2025, there are 860 flights per week flying from Singapore to London.
The cheapest month to fly from Singapore to London is usually November.
If you're flying from Singapore, the cheapest airport near London is London Gatwick – which is 40.3 km away from the centre of London. We've found flights into this airport from C$751.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Singapore to London on Friday, November 7, 2025.
Yes – the average flight time is 14 hours and 2 minutes.
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.
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.
In September, the average temperature is usually around 15°C. August is typically the warmest month in London, when it usually averages around 22°C. You can expect the least rain in March. The coldest month is January, with temperatures averaging 1°C. The rainiest month is October.
The cheapest airline that flies to London is China Eastern. And the cheapest airline that flies to London Heathrow Airport is Singapore Airlines.

Travelling from Singapore to London: what you need to know

  • Singapore is home to a couple of airports where you can kick off your trip. Check out your options for booking a flight from Singapore to London departing from Changi International Airport (SIN) or Seletar Airport (XSP).

  • London has numerous airports you can fly into. Come in for landing at London Heathrow Airport (LHR), London Gatwick Airport (LGW) or Stansted Airport (STN). Alternatively, arrive at London Luton Airport (LTN) or London City Airport (LCY).

  • 13 hours 57 minutes is the average time for a direct flight from Singapore to London. Operating on the UTC+0 timezone, London is 8 hours behind Singapore.

  • With 68 weekly flights between the two airports, Changi International Airport (SIN) to London Heathrow Airport (LHR) is the busiest route. Hop on the earliest flight from Singapore to London with Singapore Airlines at 01:10. If you'd like to make the most of your day before taking off, the latest flight from SIN to LHR is with Qantas at 23:55.

  • To ensure you catch your flight from Singapore to London, allow plenty of time to check in and find your gate. Arriving two hours ahead of international departures and an hour before domestic flights is the standard rule.

  • You can expect longer queues during popular months such as August and other peak periods. Arriving up to four hours in advance for international flights and two hours for a domestic departure will help ensure a smooth travel experience.

  • If you hold a passport from Singapore and want to travel to United Kingdom for tourism purposes, you won't need a visa. However, visa and entry requirements may differ based on your reason for visiting and can be subject to change. For the latest rules, check with your destination's nearest embassy or consulate before reserving a cheap flight from Singapore to London.

Flying from Singapore

Changi International Airport (SIN)

  • Begin your journey at Changi International Airport (SIN), which offers a range of direct flights from Singapore to London. From SIN, you can seamlessly jet into London Heathrow Airport (LHR) or London Gatwick Airport (LGW).

  • Top airlines that operate direct flights from Singapore to London out of SIN include:

  • A stopover is the ideal opportunity to break up your trip — and perhaps even explore a different city. When searching for flights from Singapore to London departing from Changi International Airport, deselect the 'Direct flights only' box to see where you can visit along the way. Here are some options to consider:

    • Franz Josef Strauss Airport (MUC)

    • Zurich Airport (ZRH)

    • Frankfurt Airport (FRA)

  • SIN is around 21 kilometres from central Singapore. If you're driving, ride-sharing or catching a cab from the centre, it'll take 21 minutes or so to get there, depending on the traffic. If you're using public transport, expect the journey time to be around 1 hour.

  • After a relaxed start to your journey? Stay near Changi International Airport. Whether you're boarding an early flight from Singapore to London or want to avoid feeling rushed, these hotels are ideal:

Seletar Airport (XSP)

  • Visit family or friends or just take a moment to refresh yourself with a stopover. If you'd like to break up your flight from Singapore to London, browse these options when departing from Changi International Airport:

    • Franz Josef Strauss Airport (MUC)

    • Zurich Airport (ZRH)

    • Frankfurt Airport (FRA)

  • You can get to XSP from central Singapore in about 23 minutes by car, depending on traffic conditions. The journey on public transport will take roughly 1 hour and 24 minutes to travel the 19 kilometres or so.

  • Want to spoil yourself with an extra night away before your flight from Singapore to London? Unwind in a hotel near Seletar Airport before your break officially starts. Consider one of these stays:

Arriving in London

London Heathrow Airport (LHR)

  • London Heathrow Airport (LHR) to central London is about 57 minutes by car. It's approximately 31 kilometres away.

  • Getting to the centre on public transport will take you roughly 1 hour and 1 minute.

  • Consider staying in a hotel near LHR if you're catching a late flight from Singapore to London. Choose one of these options and skip the long transfer:

London Gatwick Airport (LGW)

  • London Gatwick Airport (LGW) is around 80 kilometres from central London. After your flight from Singapore to London, expect a drive time of approximately 1 hour and 19 minutes to get to the heart of the city.

  • The trip will take roughly 1 hour and 26 minutes on public transport.

  • Hang the 'Do not disturb' sign on your door and unwind at a hotel near LGW. Here are a few options where you can take a load off after your flight from Singapore to London:

How to find the cheapest flights from Singapore to London

  • C$344 is currently the best price for a one-way ticket from Singapore to London. A return flight starts from C$750. These fares may change based on availability.

  • Get cheap flights from Singapore to London by booking 3 months ahead. According to our research, that's the sweet spot for bagging a bargain.

  • November is the cheapest month for tickets from Singapore to London. If you're looking to travel during a different time of year, the 'Whole month' tool will show you the lowest prices for every month.

  • Sign into your online account or use the app to create a Price Alert. You'll be notified straight away if there's a cheaper deal on this route. It doesn't take long, and it'll save you time checking for cheap flights from Singapore to London every day.

  • Use filters to find your ideal trip. To see the 'Best,' 'Cheapest' or 'Fastest' flights from Singapore to London, use the 'Sort by' tool. You can also filter results by airline, arrival and departure times, and journey duration.

Best time to go to London

  • July is the busiest month for flights from Singapore to London. To avoid the crowds, go to London in February.

  • Before locking in your flight from Singapore to London, consider the type of weather you prefer. July is the warmest month in London, with temperatures ranging from 11ºC to 26ºC.

  • January sees average temperatures of between 0ºC and 9ºC. Search for cheap flights from Singapore to London sometime then if you want to travel in cooler conditions.

More about London

Complete your London trip with a car rental

  • Finding you a cheap flight from Singapore to London isn't our only cool trick. Check out our car rentals in London and travel at your own pace. We search for deals from trusted car rental companies and put them all in one place. Instantly compare rates and then book with no fees.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.