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Cheap flights from London Heathrow Airport to Singapore from £278

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 17/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SIN
4 May — 11 May1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Singapore Changi are usually found in May or March, booked 33 days in advance, depart on a Thursday or Tuesday and return on a Wednesday

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 29 April 2025.

Round-trip from

£434

One-way from

£278

Popular in

July

Cheapest in

May

Average price

£741

Good round-trip deal

£715 or less

Good one-way deal

£386 or less
Hainan Airlines
  • Hainan Airlines
  • 14/5-15/7
  • 2 total stops
  • 61h 10m total
  • London to Singapore
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Hainan Airlines
  • Hainan Airlines
  • 17/10
  • 2 total stops
  • 30h 00m total
  • London to Singapore
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£63 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
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Average for round-trip flights in April 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 29 April 2025.

Thu 1/510:00LHR - SIN
1 stop19h 20mGulf Air
Sun 18/520:00SIN - LHR
1 stop26h 20mGulf Air
Deal found 29/4£434
Fri 2/522:00LHR - SIN
2 stops30h 00mHainan Airlines
Wed 7/504:50SIN - LHR
1 stop21h 40mHainan Airlines
Deal found 28/4£435
Thu 12/614:45LHR - SIN
1 stop35h 55mEtihad Airways
Thu 19/621:10SIN - LHR
1 stop16h 50mEtihad Airways
Deal found 28/4£438
Mon 12/522:40LHR - SIN
1 stop25h 10mAir China
Sun 18/509:00SIN - LHR
1 stop18h 30mAir China
Deal found 29/4£447
Tue 20/522:10LHR - SIN
1 stop18h 20mChina Southern
Tue 27/503:55SIN - LHR
1 stop22h 05mChina Southern
Deal found 29/4£453
Tue 10/621:20LHR - SIN
1 stop25h 05mChina Eastern
Wed 18/600:55SIN - LHR
1 stop24h 45mChina Eastern
Deal found 28/4£454
Wed 30/422:05LHR - SIN
1 stop21h 25mShenzhen Airlines
Thu 15/512:55SIN - LHR
1 stop38h 05mShenzhen Airlines
Deal found 28/4£455
Sun 8/622:15LHR - SIN
1 stop20h 55mMultiple Airlines
Sun 15/612:05SIN - LHR
2 stops38h 25mMultiple Airlines
Deal found 28/4£456
Sat 14/612:30LHR - SIN
1 stop37h 45mAir India
Sat 28/609:15SIN - LHR
1 stop18h 05mAir India
Deal found 28/4£474
Tue 6/519:35LHR - SIN
Nonstop13h 30mBritish Airways
Wed 14/523:20SIN - LHR
Nonstop14h 10mBritish Airways
Deal found 28/4£477
Mon 12/516:15LHR - SIN
2 stops40h 30mSAUDIA
Fri 18/702:30SIN - LHR
2 stops36h 00mSAUDIA
Deal found 28/4£506
Mon 5/511:45LHR - SIN
1 stop20h 45mKLM
Mon 12/500:40SIN - LHR
1 stop17h 05mKLM
Deal found 28/4£512

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 29 April 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

Wed 14/5

22:00-03:45

1 stop22h 45m

Singapore Changi

Tue 15/7

12:05-19:30

1 stop38h 25m

£434

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 30/9

10:00-12:20

1 stop19h 20m

Singapore Changi

Mon 6/10

20:00-15:20

1 stop26h 20m

£436

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 12/6

14:45-09:40

1 stop35h 55m

Singapore Changi

Thu 19/6

21:10-07:00

1 stop16h 50m

£438

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 12/5

22:40-06:50

1 stop25h 10m

Singapore Changi

Sun 18/5

09:00-20:30

1 stop18h 30m

£447

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 20/5

22:10-23:30

1 stop18h 20m

Singapore Changi

Tue 27/5

03:55-19:00

1 stop22h 05m

£453

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 10/6

21:20-05:25

1 stop25h 05m

Singapore Changi

Wed 18/6

00:55-18:40

1 stop24h 45m

£454

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 4/6

22:05-02:30

1 stop21h 25m

Singapore Changi

Tue 10/6

03:30-20:00

1 stop23h 30m

£456

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sun 8/6

22:15-02:10

1 stop20h 55m

Singapore Changi

Sun 15/6

12:05-19:30

2 stops38h 25m

£456

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sat 14/6

12:30-09:15

1 stop37h 45m

Singapore Changi

Sat 28/6

09:15-20:20

1 stop18h 05m

£474

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Fri 9/5

19:35-16:05

Nonstop13h 30m

Singapore Changi

Mon 26/5

23:20-06:30

Nonstop14h 10m

£477

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 26 results
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2
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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 25 April 2025.

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 33 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, May is the cheapest month in which you can book a flight from London Heathrow Airport to Singapore (average of £732). 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 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 29 April 2025.

It’s optimal to fly from London Heathrow Airport to Singapore in the afternoon. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight in the evening.

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 30 March 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. Friday 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 29 April 2025.

The most flights from LHR to SIN are scheduled on a Monday (38 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (32 on average).

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 29 April 2025.
Peruse reviews from past customers who have flown with Hainan Airlines, Singapore Airlines and Thai Airways from London to Singapore to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Entertainment

7.7

Crew

9.0

Food

8.5

Boarding

8.6

Overall

8.1

Comfort

8.1

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.
Hainan Airlines
8.1
Very Good
38 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Entertainment

7.7

Crew

9.0

Food

8.5

Boarding

8.6

Overall

8.1

Comfort

8.1

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.
Singapore Airlines
8.1
Very Good
1,292 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Entertainment

7.7

Crew

9.0

Food

8.5

Boarding

8.6

Overall

8.1

Comfort

8.1

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.
Thai Airways
7.7
Good
325 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Entertainment

7.7

Crew

9.0

Food

8.5

Boarding

8.6

Overall

8.1

Comfort

8.1

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.
Finnair
7.6
Good
1,275 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Entertainment

7.7

Crew

9.0

Food

8.5

Boarding

8.6

Overall

8.1

Comfort

8.1

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 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 35 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.

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

    Currently priced at £434, Hainan Airlines will fly you from London Heathrow Airport to Singapore and back. In addition to Hainan Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Gulf Air and Etihad Airways - these airlines can fly you to your destination from £436 and £438, respectively. These flights start at 32% 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?

    £278 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 Etihad Airways and Air India, with prices starting from £282 and £293, 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 (90%), American Airlines (67%), Avianca (67%).

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

    The cheapest flight price from London Heathrow Airport to Singapore is £317. On average you can expect to pay £3,424. The most popular route, (London Heathrow - Singapore Changi), can usually be booked for £392.

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

    London Heathrow Airport to Singapore flights have a stopover in Manama most often. Abu Dhabi is the second most popular location for stopovers on flights from London Heathrow Airport to Singapore. Istanbul sees the third most stopovers on flights from London Heathrow Airport to Singapore.

  • What are some popular points of interest to see during a stopover in Abu Dhabi?

    Etihad Towers, Sheikh Zayed Mosque, and Emirates Park Zoo are the most popular attractions in Abu Dhabi if you're in need of something to do during your stopover. Etihad Towers, Sheikh Zayed Mosque and Emirates Park Zoo are located about 20.8 mi, 11.2 mi, and 7.9 mi, respectively from Abu Dhabi Zayed Intl if you are interested in checking them out. Travellers can book a car hire at Abu Dhabi Zayed Intl for about £18 per day to make their sightseeing more efficient.

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

    If you're on a stopover in Istanbul and looking for things to do, consider visiting Taksim Square, Sultan Ahmet Camii, or Galata Kulesi. Taksim Square, Sultan Ahmet Camii, and Galata Kulesi are located about 20.8 mi, 22.3 mi, and 21.1 mi, respectively from Istanbul. Those landing in Istanbul looking to spend some time exploring during their stopover can hire a car for about £24 per day.

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

    The least popular stopover on flights from London Heathrow Airport to Singapore is Beijing. New Delhi is the second least popular location for stopovers on flights from London Heathrow Airport to Singapore. Dubai follows New Delhi in terms of the least frequent stopover locations on 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, May is the cheapest month in which you can book a flight from London Heathrow Airport to Singapore (average of £732). 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

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 29 April 2025.
Singapore Airlines flights from London Heathrow to Singapore Changi
British Airways flights from London Heathrow to Singapore Changi
Finnair flights from London Heathrow to Singapore Changi
Qatar Airways flights from London Heathrow to Singapore Changi

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 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Shenzhen AirlinesCheapest£361Average£414FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Air ChinaCheapest£373Average£442FlexibilityNo cancel feeOn-time67%
Search Air China flights
Air IndiaCheapest£379Average£599FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
China EasternCheapest£386Average£470FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China SouthernCheapest£399Average£444FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air FranceCheapest£416Average£544FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£417Average£808FlexibilityNo cancel feeOn-time75%
Search KLM flights
Royal Brunei AirlinesCheapest£428Average£497FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
Etihad AirwaysCheapest£437Average£500FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
FinnairCheapest£481Average£708FlexibilityNo cancel feeOn-time76%
Search Finnair 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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