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Cheap flights from London Heathrow Airport to Singapore from $609

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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SIN
30 Mar — 6 Apr1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Singapore Changi are usually found in May or March, booked 32 days in advance, depart on a Tuesday or Wednesday and return on a Monday

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 25 March 2025.

Round-trip from

$977

One-way from

$609

Popular in

July

Cheapest in

May

Average price

$1,199

Good round-trip deal

$1,849 or less

Good one-way deal

$952 or less
British Airways
  • British Airways
  • 8/5-15/5
  • Nonstop
  • 27h 35m total
  • London to Singapore
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8/5
  • 8/5
  • 1 total stop
  • 20h 55m total
  • London to Singapore
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Highest demand for flights based on searches. 13% potential increase in price ($328 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease ($70 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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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

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 25 March 2025.

Thu 8/519:35LHR - SIN
Nonstop13h 30mBritish Airways
Thu 15/523:20SIN - LHR
Nonstop14h 05mBritish Airways
Deal found 25/3$977
Tue 6/521:20LHR - SIN
1 stop25h 05mChina Eastern
Wed 14/500:55SIN - LHR
1 stop24h 45mChina Eastern
Deal found 24/3$978
Tue 6/521:00LHR - SIN
2 stops39h 40mChina Southern
Thu 15/517:50SIN - LHR
1 stop32h 10mChina Southern
Deal found 24/3$985
Tue 6/510:00LHR - SIN
1 stop19h 20mGulf Air
Tue 27/520:00SIN - LHR
1 stop26h 20mGulf Air
Deal found 24/3$993
Tue 17/609:30LHR - SIN
1 stop17h 10mEtihad Airways
Tue 1/721:10SIN - LHR
1 stop16h 50mEtihad Airways
Deal found 25/3$1,001
Fri 25/418:10LHR - SIN
1 stop17h 15mFinnair
Sun 11/521:35SIN - LHR
1 stop18h 35mFinnair
Deal found 24/3$1,020
Sun 18/514:40LHR - SIN
1 stop18h 05mSAUDIA
Wed 21/503:45SIN - LHR
1 stop87h 55mSAUDIA
Deal found 25/3$1,024
Fri 18/422:05LHR - SIN
1 stop21h 35mShenzhen Airlines
Fri 2/512:55SIN - LHR
1 stop37h 55mShenzhen Airlines
Deal found 24/3$1,055
Thu 19/611:45LHR - SIN
1 stop20h 45mKLM
Sun 22/600:40SIN - LHR
1 stop17h 05mKLM
Deal found 25/3$1,099
Thu 24/422:15LHR - SIN
1 stop20h 55mMultiple Airlines
Thu 1/512:05SIN - LHR
2 stops38h 25mMultiple Airlines
Deal found 24/3$1,114
Mon 26/514:25LHR - SIN
2 stops19h 40mSWISS
Mon 9/623:30SIN - LHR
1 stop15h 25mSWISS
Deal found 24/3$1,172
Mon 16/622:00LHR - SIN
2 stops30h 00mHainan Airlines
Tue 16/912:05SIN - LHR
1 stop38h 25mHainan Airlines
Deal found 25/3$1,180

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 25 March 2025.
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

Thu 8/5

19:35-16:05

Nonstop13h 30m

Singapore Changi

Thu 15/5

23:20-06:25

Nonstop14h 05m

$977

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 6/5

21:20-05:25

1 stop25h 05m

Singapore Changi

Wed 14/5

00:55-18:40

1 stop24h 45m

$978

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 6/5

21:00-19:40

2 stops39h 40m

Singapore Changi

Thu 15/5

17:50-19:00

1 stop32h 10m

$985

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 6/5

10:00-12:20

1 stop19h 20m

Singapore Changi

Mon 26/5

20:00-06:55

1 stop17h 55m

$993

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 17/6

09:30-09:40

1 stop17h 10m

Singapore Changi

Tue 1/7

21:10-07:00

1 stop16h 50m

$1,001

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Fri 25/4

18:10-18:25

1 stop17h 15m

Singapore Changi

Sun 11/5

21:35-09:10

1 stop18h 35m

$1,020

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sun 18/5

14:40-15:45

1 stop18h 05m

Singapore Changi

Wed 21/5

03:45-12:40

1 stop87h 55m

$1,024

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Fri 18/4

22:05-02:40

1 stop21h 35m

Singapore Changi

Fri 2/5

12:55-19:50

1 stop37h 55m

$1,055

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 19/6

11:45-15:30

1 stop20h 45m

Singapore Changi

Sun 22/6

00:40-10:45

1 stop17h 05m

$1,099

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 24/4

22:15-02:10

1 stop20h 55m

Singapore Changi

Thu 1/5

12:05-19:30

2 stops38h 25m

$1,114

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Showing 1-10 of 35 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 21 March 2025.

The best time to book flights from London Heathrow Airport to Singapore is 32 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 $355). Flying from London Heathrow Airport to Singapore in December is currently the most expensive (average of $752). 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 25 March 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 44% on flights from London Heathrow Airport to Singapore by exploring options for tickets at midday.

Rainfall in Singapore by month

Plan your trip to Singapore by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Singapore ranges from 150.0 - 269.0 inches per month. December is typically the wettest month, when rainfall can reach 269.0 mm. July is typically the driest time to visit Singapore when rainfall is around 150.0 mm.

Temperature in Singapore by month

Plan your trip to Singapore by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Singapore, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 26.0 C).

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Singapore. Reviews last updated 25 March 2025.
See what other customers who have flown with Singapore Airlines, Emirates and KLM from London to Singapore have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,284 reviews
Check prices

Comfort

7.9

Crew

8.6

Overall

8.1

Entertainment

8.0

Boarding

8.2

Food

7.7

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
Singapore Airlines
8.1
Very Good
1,284 reviews
Singapore Airlines
8.1
Very Good
1,284 reviews
Check prices

Comfort

7.9

Crew

8.6

Overall

8.1

Entertainment

8.0

Boarding

8.2

Food

7.7

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
Emirates
8.0
Very Good
3,190 reviews
Singapore Airlines
8.1
Very Good
1,284 reviews
Check prices

Comfort

7.9

Crew

8.6

Overall

8.1

Entertainment

8.0

Boarding

8.2

Food

7.7

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
KLM
7.8
Good
1,318 reviews
Singapore Airlines
8.1
Very Good
1,284 reviews
Check prices

Comfort

7.9

Crew

8.6

Overall

8.1

Entertainment

8.0

Boarding

8.2

Food

7.7

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
Hainan Airlines
7.8
Good
32 reviews
Singapore Airlines
8.1
Very Good
1,284 reviews
Check prices

Comfort

7.9

Crew

8.6

Overall

8.1

Entertainment

8.0

Boarding

8.2

Food

7.7

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles

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 30 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Singapore airport from London Heathrow. It is only a 16.9 km journey from Changi (SIN) to Singapore’s city centre.

  • What are the cheapest airlines flying from London Heathrow Airport to Singapore round-trip?

    British Airways, at $977, was found to be the cheapest airline from London Heathrow Airport to Singapore.Alternate airlines to your destination round-trip include China Eastern and China Southern. British Airways is 28% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from London Heathrow Airport to Singapore one-way?

    One-way options have recently been found by users for as low as $679 on Singapore Airlines. Other airlines that offer cheap prices include SAUDIA from $681 and Shenzhen Airlines from $682 one-way.

  • 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 Qantas Airways (90%), Avianca (74%) and Croatia Airlines (68%).

  • 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 $3,755, our data indicates the cheapest price to be $831. The most popular route (London Heathrow - Singapore Changi), is priced around $951.

  • 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 $355). Flying from London Heathrow Airport to Singapore in December is currently the most expensive (average of $752). 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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Top airline flying from Heathrow to Singapore

Discover the top airline that operate flights from Heathrow to Singapore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$1,121Average$1,307FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

Fly with Cheapflights

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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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