Cheap flights from London Heathrow Airport to Singapore from £326

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 30/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SIN
10 Jul — 17 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Singapore Changi are usually found in September or November, booked 67 days in advance, depart on a Tuesday or Monday and return on a Thursday

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 10 June 2026.

Wed 23/919:25
LHR
-
SIN
Nonstop13h 45m
British Airways
Wed 30/923:25
SIN
-
LHR
Nonstop14h 10m
British Airways
Deal found 7/6£572
Wed 30/919:25
LHR
-
SIN
Nonstop13h 45m
British Airways
Mon 12/1023:25
SIN
-
LHR
Nonstop14h 10m
British Airways
Deal found 8/6£573
Sat 12/919:25
LHR
-
SIN
Nonstop13h 45m
British Airways
Wed 30/922:40
SIN
-
LHR
Nonstop13h 55m
British Airways
Deal found 8/6£573
Thu 25/610:00
LHR
-
SIN
1 stop24h 50m
Gulf Air
Sat 4/720:00
SIN
-
LHR
1 stop17h 55m
Gulf Air
Deal found 7/6£574
Fri 12/609:30
LHR
-
SIN
1 stop17h 10m
Etihad Airways
Sat 27/621:00
SIN
-
LHR
1 stop28h 45m
Etihad Airways
Deal found 5/6£575
Mon 28/1218:40
LHR
-
SIN
Nonstop13h 15m
British Airways
Mon 18/123:15
SIN
-
LHR
Nonstop14h 40m
British Airways
Deal found 5/6£576
Tue 29/913:15
LHR
-
SIN
1 stop25h 30m
Air India
Sun 6/1210:20
SIN
-
LHR
1 stop18h 10m
Air India
Deal found 7/6£577
Sun 14/622:05
LHR
-
SIN
1 stop31h 40m
Gulf Air
Sat 20/620:00
SIN
-
LHR
1 stop17h 55m
Gulf Air
Deal found 7/6£578
Sun 7/622:05
LHR
-
SIN
1 stop31h 40m
Multiple Airlines
Sun 14/619:00
SIN
-
LHR
1 stop20h 00m
Multiple Airlines
Deal found 6/6£579
Fri 28/822:00
LHR
-
SIN
2 stops30h 00m
Hainan Airlines
Thu 10/912:05
SIN
-
LHR
2 stops38h 25m
Hainan Airlines
Deal found 7/6£579
Thu 11/622:05
LHR
-
SIN
1 stop31h 40m
Multiple Airlines
Thu 18/619:40
SIN
-
LHR
1 stop17h 45m
Multiple Airlines
Deal found 6/6£580
Mon 9/1118:40
LHR
-
SIN
Nonstop13h 15m
British Airways
Tue 1/1223:15
SIN
-
LHR
Nonstop14h 40m
British Airways
Deal found 7/6£581

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 10 June 2026.

Round-trip from

£572

One-way from

£326

Popular in

December

Cheapest in

September

Average price

£657

Good round-trip deal

£853 or less

Good one-way deal

£686 or less
British Airways
  • British Airways
  • 23/9-30/9
  • Nonstop
  • 27h 55m total
  • London to Singapore
Gulf Air
  • Gulf Air
  • 30/9
  • 1 total stop
  • 19h 45m total
  • London to Singapore
Highest demand for flights based on searches. 1% potential increase in price (£9 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
Average for round-trip flights in June 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 858,174 searches. Data last updated 10 June 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

Thu 12/11

18:40-15:55

Nonstop13h 15m

Singapore Changi

Mon 16/11

23:15-05:55

Nonstop14h 40m

£597

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 11/11

18:40-15:55

Nonstop13h 15m

Singapore Changi

Sun 15/11

23:15-05:55

Nonstop14h 40m

£599

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 4/11

18:40-15:55

Nonstop13h 15m

Singapore Changi

Sat 14/11

23:15-05:55

Nonstop14h 40m

£636

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sat 28/11

18:40-15:55

Nonstop13h 15m

Singapore Changi

Tue 1/12

23:15-05:55

Nonstop14h 40m

£665

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 8/10

08:55-17:10

2 stops25h 15m

Singapore Changi

Mon 12/10

23:05-13:40

2 stops21h 35m

£672
Fastest return journey

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 2/9

22:00-18:40

Nonstop13h 40m

Singapore Changi

Thu 10/9

23:25-06:35

Nonstop14h 10m

£692

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 13/7

10:00-12:45

1 stop19h 45m

Singapore Changi

Thu 23/7

20:00-06:55

1 stop17h 55m

£717

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 10/8

08:25-20:30

2 stops29h 05m

Singapore Changi

Thu 20/8

20:50-19:10

1 stop29h 20m

£780

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 31/8

13:50-19:00

2 stops22h 10m

Singapore Changi

Sat 5/9

06:40-21:45

2 stops22h 05m

£787

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 10/8

14:25-15:00

1 stop17h 35m

Singapore Changi

Wed 19/8

01:40-16:10

1 stop21h 30m

£858

Flights are sorted by cheapest return flights first.

Deals found on 9/6

Showing 1-10 of 22 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?

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 60 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Singapore (average of £589). Flying from London Heathrow Airport to Singapore in December is currently the most expensive (average of £889). 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 10 June 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.

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 10 June 2026.
Check out reviews from past customers who have flown with Singapore Airlines,Etihad Airways, andGulf Air from London Heathrow Airport to Singapore to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.0

Crew

8.6

Food

7.8

Boarding

8.3

Entertainment

8.1

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Comfort

8.0

Crew

8.6

Food

7.8

Boarding

8.3

Entertainment

8.1

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Comfort

8.0

Crew

8.6

Food

7.8

Boarding

8.3

Entertainment

8.1

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Comfort

8.0

Crew

8.6

Food

7.8

Boarding

8.3

Entertainment

8.1

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Comfort

8.0

Crew

8.6

Food

7.8

Boarding

8.3

Entertainment

8.1

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Comfort

8.0

Crew

8.6

Food

7.8

Boarding

8.3

Entertainment

8.1

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

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 34 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 23 airlines have flights to the Singapore airport from London Heathrow. It is only a 10.5 mi journey from Changi (SIN) to Singapore’s city center.

  • 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 15m. Fly via British Airways to get the fastest option. London Heathrow Airport and Singapore are separated by a distance of 6757 mi. All flights are typically direct.

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

    Currently priced at £323, Air India will fly you from London Heathrow Airport to Singapore and back. In addition to Air India, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Shenzhen Airlines and Hainan Airlines - these airlines can fly you to your destination from £348 and £354, respectively. These flights start at 52% 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?

    £244 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 £269 and £275, 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: American Airlines (94%), Iberia (94%), British Airways (94%).

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

    The cheapest flight price from London Heathrow Airport to Singapore is £430. On average you can expect to pay £1,344. The most popular route, (London Heathrow - Singapore Changi), can usually be booked for £416.

  • Where are the most common stopover locations when flying from London Heathrow Airport to Singapore?

  • What are points of interest worth seeing during a stopover in New Delhi?

    If you're on a stopover in New Delhi and looking for things to do, consider visiting Karol Bagh, Lajpat Nagar Central Market, or Hauz Khas Market. Karol Bagh, Lajpat Nagar Central Market, and Hauz Khas Market are located about 8.7 mi, 8.7 mi, and 6.5 mi, respectively from New Delhi Indira Gandhi Intl. Those landing in New Delhi looking to spend some time exploring during their stopover can hire a car for about £43 per day.

  • Where are the least popular stopover locations for London Heathrow Airport to Singapore flights?

  • 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, September is the cheapest month in which you can book a flight from London Heathrow Airport to Singapore (average of £589). Flying from London Heathrow Airport to Singapore in December is currently the most expensive (average of £889). 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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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 10 June 2026.

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 10 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Thai AirwaysCheapest£285Average£780FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Air IndiaCheapest£323Average£541FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Hainan AirlinesCheapest£354Average£465FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Shenzhen AirlinesCheapest£355Average£453FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Etihad AirwaysCheapest£393Average£635FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Air ChinaCheapest£396Average£485FlexibilityNo cancel feeOn-time67%
Search Air China flights
China SouthernCheapest£396Average£675FlexibilityNo cancel feeOn-time69%
Search China Southern flights
LufthansaCheapest£426Average£562FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
SWISSCheapest£448Average£666FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Royal Brunei AirlinesCheapest£459Average£540FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines 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 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?

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?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Singapore, users can toggle the no change fees filter when performing a flight search.

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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