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Cheap flights from London to Singapore

LON — SIN
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from London to Singapore Changi are usually found in May or March, booked 11 days in advance, depart on a Saturday or Thursday and return on a Wednesday

Cheap flight deals from London to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Singapore (SIN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 September 2025.

Popular in

December

Cheapest in

May

Average price

$1,259

Good round-trip deal

$2,805 or less

Good one-way deal

$1,111 or less
Highest demand for flights based on searches. 6% potential increase in price ($162 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease ($89 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from London (LON) to Singapore Changi.
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Price to beat on a one-way flight from London (LON) to Singapore Changi.
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Best time to book a flight from London to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to Singapore

How far ahead should I book a flight from London to Singapore?

Use this chart to determine the optimal time to book a return flight from London to Singapore. Price data was last updated on 12 September 2025.

The price you pay for your flight from London to Singapore may vary depending on when you book. For the best chance of a lower fare, look to book 11 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from London to Singapore?

Currently, January is the cheapest month in which you can book a flight from London to Singapore (average of $862). Flying from London to Singapore in December is currently the most expensive (average of $1,221). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LON to SIN?

Find hourly flight availability from London to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 September 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 7% on flights from London to Singapore by exploring options for tickets in the morning.

Related info for your journey

Find useful and relevant information for your journey from London to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Singapore from London?

    Located just 16.9 km from the city centre, Singapore Changi is the airport most travellers will use when flying to Singapore from London. Booking flights from London to Changi (SIN) should be relatively easy as there are 40 daily inbound flights from London from 0 different airlines.

  • What are the most reliable airlines from London to Singapore?

    Before booking your flight to Singapore from London, have a look at the most reliable airlines to get you to your destination on time: Air Canada (83%), Garuda Indonesia (80%), Croatia Airlines( 76%).

  • Can I find deals for flights from London to Singapore that include hotel bookings?

    Yes. In addition to deals on London to Singapore flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Singapore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Singapore.

  • Can I find deals for business class flights from London to Singapore?

    Yes. Cheapflights offers flight deals from London to Singapore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London to Singapore?

    Currently, January is the cheapest month in which you can book a flight from London to Singapore (average of $862). Flying from London to Singapore in December is currently the most expensive (average of $1,221). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Why should you use Cheapflights to find cheap flight tickets from London to Singapore?

Cheapflights simply makes it quick and affordable to book flights from London to Singapore by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from London to Singapore with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Singapore flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from London to Singapore become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Singapore from London today and book when prices fit your budget.

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