Cheap flights from London Heathrow Airport to Singapore from £338

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 26/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SIN
29 Aug — 5 Sep1
1 adult
1 adult, Economy, 0 bags

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 30 July 2026.

Fri 9/1010:00
LHR
-
SIN
1 stop19h 45m
Gulf Air
Tue 17/1120:00
SIN
-
LHR
1 stop18h 35m
Gulf Air
Deal found 27/7£583
Tue 11/819:00
LHR
-
SIN
2 stops34h 45m
Multiple Airlines
Mon 30/1119:25
SIN
-
LHR
1 stop30h 45m
Multiple Airlines
Deal found 27/7£584
Sun 23/820:25
LHR
-
SIN
1 stop18h 30m
Multiple Airlines
Sat 12/921:00
SIN
-
LHR
1 stop22h 45m
Multiple Airlines
Deal found 29/7£584
Fri 4/922:00
LHR
-
SIN
2 stops22h 10m
Multiple Airlines
Thu 17/921:00
SIN
-
LHR
1 stop17h 00m
Multiple Airlines
Deal found 28/7£585
Wed 12/821:20
LHR
-
SIN
2 stops32h 35m
China Eastern
Tue 18/800:55
SIN
-
LHR
1 stop24h 45m
China Eastern
Deal found 28/7£586
Mon 10/821:20
LHR
-
SIN
1 stop22h 05m
China Eastern
Sun 16/815:10
SIN
-
LHR
2 stops34h 30m
China Eastern
Deal found 28/7£587
Fri 11/919:25
LHR
-
SIN
Nonstop13h 45m
British Airways
Tue 15/923:25
SIN
-
LHR
Nonstop14h 10m
British Airways
Deal found 30/7£587
Wed 7/1015:30
LHR
-
SIN
1 stop18h 00m
Multiple Airlines
Sun 18/1023:05
SIN
-
LHR
1 stop15h 50m
Multiple Airlines
Deal found 27/7£588
Wed 14/1017:15
LHR
-
SIN
1 stop35h 05m
Royal Brunei Airlines
Sat 31/1012:10
SIN
-
LHR
1 stop27h 10m
Royal Brunei Airlines
Deal found 28/7£589
Mon 10/821:20
LHR
-
SIN
2 stops34h 05m
China Eastern
Wed 19/800:55
SIN
-
LHR
1 stop24h 45m
China Eastern
Deal found 29/7£590
Fri 25/921:20
LHR
-
SIN
1 stop39h 50m
China Eastern
Fri 2/1018:25
SIN
-
LHR
1 stop31h 15m
China Eastern
Deal found 27/7£591

Find flight deals from Heathrow to Singapore

Keep the following information in mind while searching for Heathrow to Singapore flight deals. Data was last updated 30 July 2026.

Round-trip from

£583

One-way from

£338

Popular in

December

Cheapest in

September

Average price

£866

Good round-trip deal

£821 or less

Good one-way deal

£685 or less
Gulf Air
  • Gulf Air
  • 9/10-19/10
  • 2 total stops
  • 37h 40m total
  • London to Singapore
26/10
  • 26/10
  • 3 total stops
  • 21h 35m total
  • London to Singapore
Highest demand for flights based on searches. 1% potential increase in price (£7 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Average for round-trip flights in July 2026
Price to beat on a round-trip flight from London Heathrow to Singapore.
Price to beat on a one-way flight from London Heathrow to Singapore.

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 858,174 searches. Data last updated 30 July 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

Sun 9/8

21:20-02:25

1 stop22h 05m

Singapore Changi

Sat 15/8

00:55-18:40

1 stop24h 45m

£608

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sun 4/10

19:25-16:10

Nonstop13h 45m

Singapore Changi

Thu 15/10

23:25-06:35

Nonstop14h 10m

£690

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sat 31/10

21:10-20:35

1 stop15h 25m

Singapore Changi

Sun 15/11

23:15-05:45

Nonstop14h 30m

£750

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 25/11

21:10-16:40

1 stop35h 30m

Singapore Changi

Wed 2/12

23:15-05:45

Nonstop14h 30m

£751

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 31/8

21:55-21:15

1 stop16h 20m

Singapore Changi

Wed 9/9

23:25-06:35

Nonstop14h 10m

£760

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 9/9

21:55-21:15

1 stop16h 20m

Singapore Changi

Wed 7/10

23:25-06:35

Nonstop14h 10m

£760
Fastest return journey

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sat 5/9

22:00-18:40

Nonstop13h 40m

Singapore Changi

Thu 10/9

23:25-06:35

Nonstop14h 10m

£769

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sun 6/9

21:55-21:15

1 stop16h 20m

Singapore Changi

Sun 20/9

23:25-06:35

Nonstop14h 10m

£787

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 28/9

19:30-21:55

2 stops19h 25m

Singapore Changi

Sun 4/10

20:50-08:20

2 stops18h 30m

£791

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 10/12

18:45-16:05

Nonstop13h 20m

Singapore Changi

Tue 12/1

23:15-05:45

Nonstop14h 30m

£853

Flights are sorted by cheapest return flights first.

Deals found on 28/7

Showing 1-10 of 23 resultsSorted by cheapest first
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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

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

Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Singapore (average of £602). Flying from London Heathrow Airport to Singapore in December is currently the most expensive (average of £883). 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 SG?

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 30 July 2026.

When flying from London Heathrow Airport to Singapore, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from London Heathrow Airport to Singapore

Explore weekly flight availability from Heathrow 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 30 July 2026.

The most flights from LHR to SG0 are scheduled on a Monday (38 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (36 on average).

How often are flights from London to Singapore delayed?

About 15% of weekly flights between London and Singapore have experienced delays in the past year, with the average delay time being 110 minutes.

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

Historically, flights departing at night 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 Heathrow Airport to Singapore?

The price you pay for your flight from London Heathrow Airport to Singapore may vary depending on when you book. For the best chance of a lower fare, look to book 66 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 30 July 2026.
See what other customers who have flown with Singapore Airlines,Etihad Airways, andGulf Air from London Heathrow Airport to Singapore have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.3

Entertainment

8.1

Comfort

8.0

Food

7.8

Crew

8.6

Overall

8.2

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.

Boarding

8.3

Entertainment

8.1

Comfort

8.0

Food

7.8

Crew

8.6

Overall

8.2

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.

Boarding

8.3

Entertainment

8.1

Comfort

8.0

Food

7.8

Crew

8.6

Overall

8.2

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.

Boarding

8.3

Entertainment

8.1

Comfort

8.0

Food

7.8

Crew

8.6

Overall

8.2

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.

Boarding

8.3

Entertainment

8.1

Comfort

8.0

Food

7.8

Crew

8.6

Overall

8.2

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.

Boarding

8.3

Entertainment

8.1

Comfort

8.0

Food

7.8

Crew

8.6

Overall

8.2

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.

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 airports serve Heathrow to Singapore flights?

    When flying to Singapore from Heathrow, this route leaves from London Heathrow Airport (LHR), the UK’s biggest airport in size and passenger volume. Situated about 14 miles from inner-city London, you can reach the airport via the tube from Piccadilly Station or the Heathrow Express train from Paddington Station. Several bus routes travel directly to the airport, as do taxis and Ubers. Being such a busy airport, ensure you get there with enough time to check in for an international flight, usually three hours before take-off. When you arrive at your destination, you will be landing at Singapore Changi Airport (SIN), classified as the world’s biggest airport. It is based roughly 13 miles from the downtown Singapore region and has many options for public transport. It is advised to purchase an Ez-Link card which gives access to various types of public transport, including buses, the Mass Rapid Transport Metro and taxis. Grab a card from a 7-Eleven store or one of the vending machines placed all around the airport. Buses 36 and 36A will take you to various stops around the city from airport terminals 1, 2 and 3. Alternatively, you can catch the Mass Rapid Transport Metro which has a station at the airport and will swiftly transport you to many stations around the city. Taxis, Uber and car hire are also easily accessible from Singapore Changi Airport.

  • Which airlines fly directly from Heathrow to Singapore?

    Two main carriers service the route from Heathrow to Singapore with a direct flight. British Airways and Singapore Airlines both complete the journey in a little over 13h. Alternatively, several airlines service this route with a one-stop flight, depending on where you prefer as your stopover location. KLM flies via Amsterdam to see you arriving in Singapore in roughly 15h 30min, while Turkish Airlines completes the flight with one stop in Istanbul for a total flying time of about 17h 30min. Etihad Airlines takes you via Abu Dhabi with a total trip time of roughly 16h 30min. Swiss Air, Lufthansa and Air France also service this flight with one-stop lay-over options in various European cities, all at similar total flying times averaging between 15h and 18h.

  • What are the stop-over options between Heathrow and Singapore?

    With so many direct flights from Heathrow to Singapore available with British Airways and Singapore Airlines, even short notice bookings can get you a direct trip without much of a budget difference. If you cannot get a direct flight on your planned day of travel, you will have numerous lay-over cities to choose from. Europe has the most stop-over choices due to the flight path and you can choose from a variety of cities, all with short stops averaging between 1h 30min and 3h 30min. Depending on your airline of choice, you can pick from Paris, Zurich, Frankfurt, Amsterdam or Istanbul. If you choose Etihad Airlines, you can stop over in Abu Dhabi for an average of 2h 30min.

  • When flying from Heathrow to Singapore, will I need a visa?

    Visitors from the UK do not need to apply for a visa when entering Singapore. If you are staying under 90 days for tourism, study or medical reasons, you can enter freely with the Immigration Automated Clearance System under the Frequent Traveller Programme.

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

    There are many flights that can get you from London Heathrow Airport to Singapore in 13h 45m. Fly via China Eastern or British Airways to get the fastest option. London Heathrow Airport and Singapore are separated by a distance of 6757 mi. This flight may include one or multiple stops.

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

    £184 is the cheapest one-way deal found within the past few days, from Hainan Airlines. You may also be able to find cheap deals on Shenzhen Airlines and Air China, with prices starting from £270 and £276, respectively.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London Heathrow Airport to Singapore on time: Croatia Airlines (92%), Avianca (91%), American Airlines (90%).

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

    The cheapest flight price from London Heathrow Airport to Singapore is £560. On average you can expect to pay £4,092. The most popular route, (London Heathrow - Singapore Changi), can usually be booked for £416.

  • 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, November is the cheapest month in which you can book a flight from London Heathrow Airport to Singapore (average of £602). Flying from London Heathrow Airport to Singapore in December is currently the most expensive (average of £883). 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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Alternative routes for Heathrow to Singapore

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Heathrow to Singapore

Discover the top 10 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 858,174 searches. Data last updated 30 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Hainan AirlinesCheapest£288Average£425FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Air IndiaCheapest£311Average£447FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Shenzhen AirlinesCheapest£350Average£445FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Etihad AirwaysCheapest£377Average£609FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Air ChinaCheapest£398Average£491FlexibilityNo cancel feeOn-time67%
Search Air China flights
LufthansaCheapest£427Average£569FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Gulf AirCheapest£434Average£527FlexibilityNo cancel feeOn-time67%
Search Gulf Air flights
Royal Brunei AirlinesCheapest£446Average£560FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
Malaysia AirlinesCheapest£467Average£575FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
SWISSCheapest£473Average£683FlexibilityNo cancel feeOn-time79%
Search SWISS flights

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

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

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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.

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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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