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Cheap flights from London to Singapore from $655

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SIN
23 Jul — 30 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Singapore Changi are usually found in September or November, booked 51 days in advance, depart on a Wednesday or Sunday and return on a Saturday

Cheap flight deals from London to Singapore

Enter your travel dates to find the best prices.

Cheapest flights from London to Singapore
Explore the most affordable flight options available from London to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 June 2026.

Wed 24/622:05
LHR
-
SIN
1 stop36h 45m
Gulf Air
Sat 4/720:00
SIN
-
LHR
1 stop17h 55m
Gulf Air
Deal found 20/6$1,138
Fri 11/922:05
LHR
-
SIN
1 stop31h 15m
Shenzhen Airlines
Sun 8/1118:30
SIN
-
LHR
1 stop32h 40m
Shenzhen Airlines
Deal found 19/6$1,144
Thu 1/1019:25
LHR
-
SIN
Nonstop13h 45m
British Airways
Thu 15/1023:25
SIN
-
LHR
Nonstop14h 10m
British Airways
Deal found 18/6$1,145
Sun 4/1019:25
LHR
-
SIN
Nonstop13h 45m
British Airways
Thu 15/1023:25
SIN
-
LHR
Nonstop14h 10m
British Airways
Deal found 18/6$1,146
Thu 22/1018:40
LHR
-
SIN
1 stop15h 30m
Multiple Airlines
Wed 4/1123:45
SIN
-
LHR
1 stop16h 20m
Multiple Airlines
Deal found 20/6$1,148
Thu 20/816:25
LHR
-
SIN
1 stop17h 10m
Lufthansa
Thu 10/923:40
SIN
-
LHR
1 stop16h 00m
Lufthansa
Deal found 21/6$1,149
Tue 23/622:05
LHR
-
SIN
1 stop31h 40m
Gulf Air
Thu 2/720:00
SIN
-
LHR
1 stop17h 55m
Gulf Air
Deal found 20/6$1,152
Thu 25/622:05
LHR
-
SIN
1 stop31h 40m
Gulf Air
Mon 14/920:00
SIN
-
LHR
1 stop26h 20m
Gulf Air
Deal found 22/6$1,154
Sun 30/822:05
LHR
-
SIN
1 stop20h 55m
Shenzhen Airlines
Sat 5/918:10
SIN
-
LHR
1 stop32h 50m
Shenzhen Airlines
Deal found 18/6$1,155
Sun 6/921:45
LHR
-
SIN
1 stop28h 55m
Etihad Airways
Sat 14/1119:25
SIN
-
LHR
1 stop30h 45m
Etihad Airways
Deal found 19/6$1,156
Tue 23/614:45
LHR
-
SIN
1 stop35h 55m
Etihad Airways
Sun 20/921:00
SIN
-
LHR
1 stop28h 45m
Etihad Airways
Deal found 22/6$1,161

Find 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 23 June 2026.

Round-trip from

$1,139

One-way from

$655

Popular in

December

Cheapest in

September

Average price

$1,246

Good round-trip deal

$1,911 or less

Good one-way deal

$1,284 or less
China Eastern
  • China Eastern
  • 12/11-16/11
  • 3 total stops
  • 55h 45m total
  • London to Singapore
Search Deals
Shenzhen Airlines
  • Shenzhen Airlines
  • 18/9
  • 1 total stop
  • 35h 35m total
  • London to Singapore
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($45 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($53 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from London (LON) to Singapore Changi.
Search Deals
Price to beat on a one-way flight from London (LON) to Singapore Changi.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Singapore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 23 June 2026.
Use the filters below to find and compare flights from London to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Fri 18/9

19:25-16:10

Nonstop13h 45m

Singapore Changi

Thu 24/9

23:25-06:35

Nonstop14h 10m

$1,146

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Fri 18/9

19:25-16:10

Nonstop13h 45m

Singapore Changi

Wed 14/10

18:15-05:25

1 stop18h 10m

$1,194
Fastest return journey

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sun 4/10

19:25-16:10

Nonstop13h 45m

Singapore Changi

Fri 16/10

22:40-05:35

Nonstop13h 55m

$1,268

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 19/8

22:05-12:45

1 stop31h 40m

Singapore Changi

Sun 13/9

20:00-15:20

1 stop26h 20m

$1,292

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sat 12/9

08:25-19:50

1 stop28h 25m

Singapore Changi

Sun 4/10

19:15-06:30

2 stops18h 15m

$1,743

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sat 4/7

15:05-15:45

1 stop17h 40m

Singapore Changi

Tue 7/7

23:20-06:35

Nonstop14h 15m

$1,752

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 6/8

20:50-20:30

2 stops40h 40m

Singapore Changi

Thu 13/8

15:35-19:10

2 stops34h 35m

$1,890

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 8/7

12:20-21:55

2 stops26h 35m

Singapore Changi

Mon 13/7

18:30-08:20

2 stops20h 50m

$1,907

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 12/8

22:00-18:40

Nonstop13h 40m

Singapore Changi

Sat 22/8

03:15-13:15

1 stop17h 00m

$1,970

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 10/8

22:00-18:40

Nonstop13h 40m

Singapore Changi

Thu 20/8

19:40-06:25

1 stop17h 45m

$1,986

Flights are sorted by cheapest return flights first.

Deals found on 20/6

Showing 1-10 of 24 resultsSorted by cheapest first
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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

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

Currently, May is the cheapest month in which you can book a flight from London to Singapore (average of $1,027). Flying from London to Singapore in December is currently the most expensive (average of $1,923). 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 23 June 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 47% on flights from London to Singapore by exploring options for tickets in the morning.

Weekly flight availability from London to Singapore

Explore weekly flight availability from London to Singapore. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 23 June 2026.

The most flights from LON to SIN are scheduled on a Monday (38 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (34 on average).

How much does it cost for a return flight from London to Singapore?

What’s the top stopover airport for flights from London to Singapore?

Share of one-stop return flights from London to Singapore chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Doha (DOH) – chosen by Cheapflights users on 29% of one-stop itineraries from London to Singapore on Cheapflights.

What’s the cheapest stopover airport for flights from London to Singapore?

Average return fare for one-stop flights from London to Singapore, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Zurich (ZRH) is the most affordable one-stop option, with an average return flight price of $796.

What’s the fastest stopover option from London to Singapore?

Shortest average travel time for one-stop one-way flights from London to Singapore, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Zurich (ZRH) have the shortest average one-way travel time for one-stop routes: 15h 10m.

Which airport typically offers the quickest stopover for flights from London to Singapore?

Average stopover duration for one-stop one-way flights from London to Singapore, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Zurich (ZRH) offer the fastest connection on this route, with an average stopover time of 1h 03m.

How often are flights from London to Singapore delayed?

About 17% of weekly flights between London and Singapore have experienced delays in the past year, with the average delay time being 105 minutes.

What is the most punctual flight time for London to Singapore flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Sunday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to Singapore flights?

Over the past year, Qantas Airways have had the lowest number of delays on this route, with just 11% of flights being delayed.

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

Booking 66 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to Singapore. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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?

    If you book a flight to Singapore from London, you will be flying to Changi, which is the city’s only airport. Singapore Changi (SIN) is located 16.9 km from the centre of Singapore. There are 35 flights from London to Changi per day from 0 different airlines.

  • How long is the flight from London to Singapore?

    A quick flight from London to Singapore can take about 13h 45m. British Airways provides one of the quickest options available for as low as $1,146. There are 10874 km between London and Singapore. Both multi-stop and direct flights can be found to your destination and back.

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

    No one likes to see their flight delayed. When booking a flight from London to Singapore consider choosing Croatia Airlines(96%), American Airlines(96%) or Iberia(96%), as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from London to Singapore?

    While on average a flight from London to Singapore is generally $5,028, our data shows the cheapest flight currently is $1,102. When looking at the most popular route, (London Heathrow - Singapore Changi), you can expect to pay $1,072 for that flight.

  • 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, May is the cheapest month in which you can book a flight from London to Singapore (average of $1,027). Flying from London to Singapore in December is currently the most expensive (average of $1,923). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for London to Singapore

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Singapore flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Singapore?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London to Singapore. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Singapore from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights to Singapore from London shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from London to Singapore and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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