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Cheap flights from London Heathrow Airport to Singapore from $575

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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SIN
15 Feb — 22 Feb1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Singapore Changi are usually found in May or September, booked 22 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap flight deals from Heathrow to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) 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 16 January 2026.

Round-trip from

$961

One-way from

$575

Popular in

July

Cheapest in

May

Average price

$1,145

Good round-trip deal

$1,983 or less

Good one-way deal

$1,356 or less
Lufthansa
  • Lufthansa
  • 14/3-22/3
  • 2 total stops
  • 34h 35m total
  • London to Singapore
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12/2
  • 12/2
  • 1 total stop
  • 21h 05m total
  • London to Singapore
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Highest demand for flights based on searches. 11% potential increase in price ($255 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease ($63 potential savings vs. average return price).
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Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from London Heathrow to Singapore Changi.
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Price to beat on a one-way flight from London Heathrow to Singapore Changi.
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Find flight deals from Heathrow to Singapore

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Singapore
Explore the most affordable flight options available from Heathrow to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 January 2026.

Sat 14/316:40
LHR
-
SIN
1 stop16h 45m
Lufthansa
Sun 22/323:55
SIN
-
LHR
1 stop17h 50m
Lufthansa
Deal found 14/1$961
Sun 1/321:50
LHR
-
SIN
1 stop31h 00m
Gulf Air
Sun 8/320:00
SIN
-
LHR
1 stop18h 35m
Gulf Air
Deal found 15/1$973
Thu 5/317:05
LHR
-
SIN
1 stop15h 10m
Multiple Airlines
Fri 13/310:55
SIN
-
LHR
1 stop18h 30m
Multiple Airlines
Deal found 14/1$977
Sat 6/618:10
LHR
-
SIN
1 stop17h 20m
Finnair
Tue 16/621:35
SIN
-
LHR
1 stop30h 05m
Finnair
Deal found 15/1$982
Fri 15/517:50
LHR
-
SIN
1 stop15h 45m
Lufthansa
Thu 28/523:40
SIN
-
LHR
1 stop16h 00m
Lufthansa
Deal found 14/1$985
Wed 14/117:05
LHR
-
SIN
2 stops17h 30m
Multiple Airlines
Thu 29/122:50
SIN
-
LHR
1 stop17h 05m
Multiple Airlines
Deal found 14/1$991
Mon 9/221:50
LHR
-
SIN
1 stop31h 00m
Gulf Air
Tue 17/220:00
SIN
-
LHR
1 stop18h 35m
Gulf Air
Deal found 15/1$997
Tue 3/209:30
LHR
-
SIN
1 stop19h 20m
Gulf Air
Tue 24/320:00
SIN
-
LHR
1 stop18h 35m
Gulf Air
Deal found 14/1$998
Sat 30/517:50
LHR
-
SIN
1 stop15h 45m
Lufthansa
Mon 15/622:45
SIN
-
LHR
1 stop16h 30m
Lufthansa
Deal found 15/1$1,012
Wed 28/1017:50
LHR
-
SIN
1 stop15h 35m
Lufthansa
Sun 8/1123:45
SIN
-
LHR
1 stop16h 20m
Lufthansa
Deal found 13/1$1,013
Sun 1/309:30
LHR
-
SIN
1 stop19h 20m
Multiple Airlines
Sun 8/312:15
SIN
-
LHR
2 stops37h 40m
Multiple Airlines
Deal found 15/1$1,024

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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 16 January 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Singapore that are best for you.

Fly from

Heathrow

Fly to

Singapore

Route

Depart

Return

Price

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 9/2

21:50-12:50

1 stop31h 00m

Singapore Changi

Tue 17/2

20:00-06:35

1 stop18h 35m

$997

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 4/3

21:45-19:00

Nonstop13h 15m

Singapore Changi

Wed 18/3

09:00-15:20

Nonstop14h 20m

$1,163

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 2/3

21:00-11:40

3 stops54h 40m

Singapore Changi

Sun 8/3

00:25-17:30

1 stop25h 05m

$1,172

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 10/2

18:40-18:00

1 stop15h 20m

Singapore Changi

Tue 17/2

00:05-13:40

2 stops21h 35m

$1,175

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Fri 22/5

09:25-05:45

Nonstop13h 20m

Singapore Changi

Fri 29/5

12:35-19:30

Nonstop13h 55m

$1,203

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 11/2

14:55-14:55

1 stop16h 00m

Singapore Changi

Tue 17/2

23:05-05:45

Nonstop14h 40m

$1,240

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 10/2

08:25-08:45

1 stop16h 20m

Singapore Changi

Tue 17/2

23:05-05:45

Nonstop14h 40m

$1,240

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 18/2

20:05-10:20

2 stops30h 15m

Singapore Changi

Tue 24/2

17:25-18:25

2 stops33h 00m

$1,245

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sun 8/2

20:05-10:20

2 stops30h 15m

Singapore Changi

Thu 12/2

09:35-05:55

2 stops28h 20m

$1,266

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 5/3

21:00-18:25

Nonstop13h 25m

Singapore Changi

Wed 18/3

23:15-05:55

Nonstop14h 40m

$1,290

Flights are sorted by cheapest return flights first.

Deals found on 14/1

Showing 1-10 of 24 results
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Best time to book a flight from Heathrow to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Heathrow 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 Heathrow Airport to Singapore

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

Use this chart to determine the optimal time to book a return flight from Heathrow to Singapore. Price data was last updated on 9 January 2026.

The best time to book flights from London Heathrow Airport to Singapore is 22 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Singapore (average of $801). Flying from London Heathrow Airport to Singapore in July is currently the most expensive (average of $1,109). 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 LHR to SIN?

Find hourly flight availability from Heathrow 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 16 January 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to Singapore as you normally would.

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

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 Heathrow?

    Singapore Changi (SIN) is the airport you will fly into if you book a flight from London Heathrow to Singapore. You should not have trouble finding flights to Changi from London Heathrow; the airport handles an average of 31 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Singapore airport from London Heathrow. It is only a 16.9 km journey from Changi (SIN) to Singapore’s city centre.

  • How long is the flight from London Heathrow Airport to Singapore?

    A quick flight from London Heathrow Airport to Singapore can take about 16h 45m. Lufthansa provides one of the quickest options available for as low as $961. The distance between London Heathrow Airport and Singapore is about 10874 km. This flight may include one or multiple stops.

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

    The top 3 most reliable airlines when flying from London Heathrow Airport to Singapore are Air Canada (88%), Croatia Airlines (82%) and Scandinavian Airlines (81%).

  • What are the cheapest flights from London Heathrow Airport to Singapore?

    Looking for the cheapest flight from London Heathrow Airport to Singapore? While on average our users pay $5,561, our data indicates the cheapest price to be $1,151. The most popular route (London Heathrow - Singapore Changi), is priced around $934.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow Airport to Singapore?

    Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Singapore (average of $801). Flying from London Heathrow Airport to Singapore in July is currently the most expensive (average of $1,109). 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

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow 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 Heathrow to Singapore?

Cheapflights helps you find that perfect flight to Singapore from Heathrow 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 Heathrow to Singapore with no change fees?

Yes! Cheapflights helps users easily find flights from Heathrow to Singapore with no change fees.

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

Of course! You can now track prices for flights from Heathrow 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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