Cheap flights from London Heathrow Airport to Singapore from S$ 539

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 20-5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SIN
22 May — 29 May1
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 61 days in advance, depart on a Thursday or Monday and return on a Tuesday

Cheap 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 22 April 2026.

Thu 17-920:25
LHR
-
SIN
1 stop18h 30m
Air China
Wed 14-1023:25
SIN
-
LHR
1 stop25h 15m
Air China
Deal found 19-4S$ 832
Sat 4-710:00
LHR
-
SIN
1 stop19h 45m
Gulf Air
Sat 18-720:00
SIN
-
LHR
1 stop17h 55m
Gulf Air
Deal found 18-4S$ 838
Sun 25-1021:00
LHR
-
SIN
1 stop24h 25m
China Eastern
Wed 11-1100:25
SIN
-
LHR
1 stop25h 05m
China Eastern
Deal found 17-4S$ 840
Wed 20-522:05
LHR
-
SIN
1 stop31h 15m
Shenzhen Airlines
Thu 4-613:30
SIN
-
LHR
1 stop37h 30m
Shenzhen Airlines
Deal found 20-4S$ 843
Fri 2-1022:05
LHR
-
SIN
1 stop20h 55m
Shenzhen Airlines
Sat 24-1018:10
SIN
-
LHR
1 stop33h 00m
Shenzhen Airlines
Deal found 17-4S$ 845
Wed 10-622:00
LHR
-
SIN
1 stop22h 10m
Hainan Airlines
Sun 14-616:15
SIN
-
LHR
2 stops34h 15m
Hainan Airlines
Deal found 18-4S$ 850
Tue 3-1120:25
LHR
-
SIN
1 stop26h 25m
Air China
Wed 11-1123:55
SIN
-
LHR
1 stop25h 55m
Air China
Deal found 21-4S$ 851
Fri 27-1120:25
LHR
-
SIN
1 stop17h 30m
Air China
Sat 27-223:55
SIN
-
LHR
1 stop25h 55m
Air China
Deal found 18-4S$ 854
Mon 14-922:05
LHR
-
SIN
1 stop31h 40m
Gulf Air
Tue 29-920:00
SIN
-
LHR
1 stop26h 20m
Gulf Air
Deal found 20-4S$ 857
Fri 5-622:00
LHR
-
SIN
2 stops33h 55m
Hainan Airlines
Thu 11-612:05
SIN
-
LHR
2 stops38h 25m
Hainan Airlines
Deal found 18-4S$ 860
Mon 18-522:05
LHR
-
SIN
1 stop20h 55m
Multiple Airlines
Wed 3-620:00
SIN
-
LHR
1 stop17h 55m
Multiple Airlines
Deal found 20-4S$ 863
Tue 9-622:05
LHR
-
SIN
1 stop31h 40m
Gulf Air
Mon 13-720:00
SIN
-
LHR
1 stop26h 20m
Gulf Air
Deal found 20-4S$ 864

Find 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 22 April 2026.

Round-trip from

S$ 832

One-way from

S$ 539

Popular in

July

Cheapest in

May

Average price

S$ 1,105

Good round-trip deal

S$ 1,289 or less

Good one-way deal

S$ 648 or less
Air China
  • Air China
  • 17-9-14-10
  • 2 total stops
  • 36h 55m total
  • London to Singapore
20-5
  • 20-5
  • 2 total stops
  • 34h 50m total
  • London to Singapore
Highest demand for flights based on searches. 11% potential increase in price (S$ 181 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (S$ 43 potential savings vs. average return price).
Average for round-trip flights in April 2026
Price to beat on a round-trip flight from London Heathrow to Singapore Changi.
Price to beat on a one-way flight from London Heathrow to Singapore Changi.

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 200,618 searches. Data last updated 22 April 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 2-6

10:00-12:45

1 stop19h 45m

Singapore Changi

Fri 12-6

20:00-06:55

1 stop17h 55m

S$ 991

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 16-9

10:00-12:45

1 stop19h 45m

Singapore Changi

Wed 23-9

20:00-15:20

1 stop26h 20m

S$ 1,001

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Fri 11-9

22:05-12:45

1 stop31h 40m

Singapore Changi

Thu 17-9

20:00-06:55

1 stop17h 55m

S$ 1,001
Fastest return journey

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Fri 4-9

09:25-05:45

Nonstop13h 20m

Singapore Changi

Sun 20-9

09:00-15:45

Nonstop13h 45m

S$ 1,467

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Fri 29-5

19:25-16:05

Nonstop13h 40m

Singapore Changi

Thu 4-6

19:00-08:00

1 stop20h 00m

S$ 1,472

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 19-10

20:50-11:25

2 stops31h 35m

Singapore Changi

Wed 4-11

09:35-05:55

2 stops28h 20m

S$ 1,548

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 6-5

20:50-20:30

2 stops40h 40m

Singapore Changi

Wed 13-5

21:15-06:30

2 stops40h 15m

S$ 1,557

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sun 24-5

08:25-20:30

2 stops29h 05m

Singapore Changi

Sun 14-6

16:35-19:10

2 stops33h 35m

S$ 1,640

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Fri 22-5

19:25-16:05

Nonstop13h 40m

Singapore Changi

Sat 30-5

01:30-18:00

1 stop23h 30m

S$ 1,664

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Fri 22-5

19:25-16:05

Nonstop13h 40m

Singapore Changi

Thu 28-5

01:30-13:15

1 stop18h 45m

S$ 1,670

Flights are sorted by cheapest return flights first.

Deals found on 19-4

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3

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 17 April 2026.

The best time to book flights from London Heathrow Airport to Singapore is 61 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 S$ 943). Flying from London Heathrow Airport to Singapore in July is currently the most expensive (average of S$ 1,487). 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 22 April 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?

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 22 April 2026.
Read reviews from past customers who have flown with Singapore Airlines,Qantas Airways, andGulf Air from London Heathrow Airport to Singapore. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.8

Boarding

8.3

Crew

8.6

Entertainment

8.0

Overall

8.2

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Food

7.8

Boarding

8.3

Crew

8.6

Entertainment

8.0

Overall

8.2

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Food

7.8

Boarding

8.3

Crew

8.6

Entertainment

8.0

Overall

8.2

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Food

7.8

Boarding

8.3

Crew

8.6

Entertainment

8.0

Overall

8.2

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Food

7.8

Boarding

8.3

Crew

8.6

Entertainment

8.0

Overall

8.2

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Food

7.8

Boarding

8.3

Crew

8.6

Entertainment

8.0

Overall

8.2

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

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?

    For a flight from London Heathrow to Singapore, you will be flying into Changi. Singapore Changi (SIN) is just 16.9 km from the centre vof the city. Changi is the only Singapore airport and it handles 34 inbound flights from London Heathrow per day. 9 airlines have flights to Singapore Changi from London Heathrow on a regular basis.

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

    For as low as S$ 1,467, Gulf Air can have you in Singapore from London Heathrow Airport in 13h 20m. The distance from London Heathrow Airport to Singapore is about 10874 km. This flight may include one or multiple stops.

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

    Our cheapest airline available from London Heathrow Airport to Singapore is Hainan Airlines. Our recent data shows that you can find tickets from as low as S$ 690 on this airline. Additional options worth looking into are Etihad Airways and Gulf Air, starting at S$ 692 and S$ 797 round-trip. These flights start at 38% lower than the current average price 3 months from now.

  • 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 S$ 422 on Lufthansa. Other airlines that offer cheap prices include Air China from S$ 444 and SWISS from S$ 447 one-way.

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

    Before booking your flight to Singapore from London Heathrow Airport, have a look at the most reliable airlines to get you to your destination on time: Air Canada (100%), Qantas Airways (95%), Scandinavian Airlines( 91%).

  • 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 S$ 1,641, our data indicates the cheapest price to be S$ 620. The most popular route (London Heathrow - Singapore Changi), is priced around S$ 710.

  • 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 S$ 943). Flying from London Heathrow Airport to Singapore in July is currently the most expensive (average of S$ 1,487). 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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Fly from Heathrow to Singapore on these airlines

Choose from the following airlines for your flight from Heathrow to Singapore. Flights are based on user searches made on Cheapflights and were last updated on 22 April 2026.

Top 9 airlines flying from Heathrow to Singapore

Discover the top 9 airlines 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 200,618 searches. Data last updated 22 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Hainan AirlinesCheapestS$ 690AverageS$ 848FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Etihad AirwaysCheapestS$ 692AverageS$ 1,134FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Gulf AirCheapestS$ 797AverageS$ 951FlexibilityNo cancel feeOn-time67%
Search Gulf Air flights
SWISSCheapestS$ 799AverageS$ 2,112FlexibilityNo cancel feeOn-time79%
Search SWISS flights
British AirwaysCheapestS$ 848AverageS$ 1,451FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Singapore AirlinesCheapestS$ 949AverageS$ 1,543FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
LufthansaCheapestS$ 951AverageS$ 1,685FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Qatar AirwaysCheapestS$ 1,074AverageS$ 1,172FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Qantas AirwaysCheapestS$ 1,128AverageS$ 1,674FlexibilityNo cancel feeOn-time74%
Search Qantas Airways 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 Heathrow to Singapore?

Cheapflights makes it easy to find Heathrow to Singapore flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Singapore from Heathrow.

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

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

Can Cheapflights notify me if prices for flights from Heathrow 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 Heathrow today and book when prices fit your budget.

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