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Cheap flights from London Heathrow Airport to Singapore from £313

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 24/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SIN
1 Jul — 8 Jul1
1 adult

Cheap flight deals from Heathrow to Singapore

Keep the following information in mind while searching for Heathrow to Singapore flight deals. Data was last updated 26 June 2025.

Round-trip from

£462

One-way from

£313

Popular in

December

Cheapest in

May

Average price

£557

Good round-trip deal

£737 or less

Good one-way deal

£504 or less
Air India
  • Air India
  • 13/9-18/9
  • 2 total stops
  • 41h 05m total
  • London to Singapore
China Southern
  • China Southern
  • 24/8
  • 1 total stop
  • 21h 55m total
  • London to Singapore
Highest demand for flights based on searches. 5% potential increase in price (£27 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Average for round-trip flights in June 2025
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.

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 26 June 2025.

Sat 13/912:30LHR - SIN
1 stop23h 00mAir India
Thu 18/909:15SIN - LHR
1 stop18h 05mAir India
Deal found 24/6£462
Thu 6/1118:40LHR - SIN
1 stop15h 10mMultiple Airlines
Thu 20/1123:55SIN - LHR
1 stop17h 50mMultiple Airlines
Deal found 25/6£464
Thu 6/1118:40LHR - SIN
1 stop15h 10mSWISS
Mon 10/1100:05SIN - LHR
1 stop20h 55mSWISS
Deal found 24/6£464
Mon 8/908:30LHR - SIN
1 stop24h 55mLufthansa
Wed 17/923:40SIN - LHR
1 stop20h 00mLufthansa
Deal found 25/6£468
Fri 19/922:10LHR - SIN
1 stop31h 20mChina Southern
Mon 13/1008:00SIN - LHR
2 stops41h 05mChina Southern
Deal found 24/6£477
Mon 18/810:00LHR - SIN
1 stop19h 20mGulf Air
Wed 17/920:00SIN - LHR
1 stop26h 20mGulf Air
Deal found 26/6£478
Tue 28/1017:40LHR - SIN
1 stop20h 15mAir China
Tue 30/1223:55SIN - LHR
1 stop24h 00mAir China
Deal found 25/6£481
Sat 18/1022:05LHR - SIN
1 stop21h 25mShenzhen Airlines
Fri 24/1003:30SIN - LHR
1 stop23h 20mShenzhen Airlines
Deal found 25/6£486
Wed 2/722:00LHR - SIN
1 stop22h 10mHainan Airlines
Sun 24/812:05SIN - LHR
2 stops38h 25mHainan Airlines
Deal found 25/6£492
Mon 22/910:25LHR - SIN
2 stops26h 15mAustrian Airlines
Sun 12/1020:50SIN - LHR
2 stops18h 30mAustrian Airlines
Deal found 24/6£533
Wed 1/1017:15LHR - SIN
2 stops20h 15mRoyal Brunei Airlines
Fri 31/1021:25SIN - LHR
2 stops41h 55mRoyal Brunei Airlines
Deal found 24/6£561

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 26 June 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

Sat 13/9

12:30-18:30

1 stop23h 00m

Singapore Changi

Thu 18/9

09:15-20:20

1 stop18h 05m

£462

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 6/11

18:40-17:50

1 stop15h 10m

Singapore Changi

Thu 20/11

23:55-09:45

1 stop17h 50m

£464

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 6/11

18:40-17:50

1 stop15h 10m

Singapore Changi

Mon 10/11

00:05-13:00

1 stop20h 55m

£464

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 8/9

08:30-16:25

1 stop24h 55m

Singapore Changi

Wed 17/9

23:40-12:40

1 stop20h 00m

£468

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Fri 19/9

22:10-12:30

1 stop31h 20m

Singapore Changi

Mon 13/10

08:00-18:05

2 stops41h 05m

£477

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 18/8

10:00-12:20

1 stop19h 20m

Singapore Changi

Wed 17/9

20:00-15:20

1 stop26h 20m

£478

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 28/10

17:40-21:55

1 stop20h 15m

Singapore Changi

Tue 30/12

23:55-15:55

1 stop24h 00m

£481

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sat 18/10

22:05-02:30

1 stop21h 25m

Singapore Changi

Fri 24/10

03:30-19:50

1 stop23h 20m

£486

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 9/7

22:00-03:10

1 stop22h 10m

Singapore Changi

Thu 17/7

12:05-19:30

2 stops38h 25m

£502

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sun 14/9

22:05-18:10

Nonstop13h 05m

Singapore Changi

Fri 19/9

09:00-15:45

Nonstop13h 45m

£508

Flights are sorted by cheapest return flights first.

Deals found on 25/6

Showing 1-10 of 28 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

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 £717). Flying from London Heathrow Airport to Singapore in December is currently the most expensive (average of £1,115). 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 26 June 2025.

It’s typically best to fly out from London Heathrow Airport to Singapore at midday. Doing so could potentially save you 30% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from London Heathrow Airport to Singapore?

Use this chart to determine the cheapest time to fly return from Heathrow to Singapore. Price data was last updated on 22 June 2025.

Travellers seeking maximum savings on their London Heathrow Airport to Singapore flight should consider departing on Thursday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 26 June 2025.

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 (37 on average).

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 26 June 2025.
See what other customers who have flown with Hainan Airlines, Singapore Airlines, andThai Airways 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

8.6

Entertainment

7.7

Comfort

8.1

Overall

8.2

Food

8.6

Crew

8.9

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.

Boarding

8.6

Entertainment

7.7

Comfort

8.1

Overall

8.2

Food

8.6

Crew

8.9

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.

Boarding

8.6

Entertainment

7.7

Comfort

8.1

Overall

8.2

Food

8.6

Crew

8.9

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.

Boarding

8.6

Entertainment

7.7

Comfort

8.1

Overall

8.2

Food

8.6

Crew

8.9

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.

Boarding

8.6

Entertainment

7.7

Comfort

8.1

Overall

8.2

Food

8.6

Crew

8.9

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.

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.

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

    £313 is the cheapest one-way deal found within the past few days, from China Southern. You may also be able to find cheap deals on Air India and Gulf Air, with prices starting from £315 and £324, 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: Qantas Airways (70%), American Airlines (70%), Iberia (70%).

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

    The cheapest flight price from London Heathrow Airport to Singapore is £385. On average you can expect to pay £3,157. The most popular route, (London Heathrow - Singapore Changi), can usually be booked for £397.

  • 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 £717). Flying from London Heathrow Airport to Singapore in December is currently the most expensive (average of £1,115). 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 26 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Hainan AirlinesCheapest£347Average£397FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Shenzhen AirlinesCheapest£352Average£405FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Air ChinaCheapest£366Average£436FlexibilityNo cancel feeOn-time67%
Search Air China flights
Air IndiaCheapest£376Average£599FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
China EasternCheapest£380Average£457FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China SouthernCheapest£393Average£433FlexibilityNo cancel feeOn-time69%
Search China Southern flights
KLMCheapest£410Average£847FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£411Average£551FlexibilityNo cancel feeOn-time77%
Search Air France flights
Royal Brunei AirlinesCheapest£421Average£490FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
FinnairCheapest£453Average£679FlexibilityNo cancel feeOn-time76%
Search Finnair flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Singapore from Heathrow today with Cheapflights!

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?

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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