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Cheap flights from London Heathrow Airport to Singapore from £298

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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SIN
6 Sep — 13 Sep1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Singapore Changi are usually found in May or September, booked 50 days in advance, depart on a Tuesday or Thursday and return on a Thursday

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 1 September 2025.

Round-trip from

£466

One-way from

£298

Popular in

July

Cheapest in

May

Average price

£548

Good round-trip deal

£737 or less

Good one-way deal

£515 or less
Air India
  • Air India
  • 14/11-3/12
  • 2 total stops
  • 52h 10m total
  • London to Singapore
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Air China
  • Air China
  • 1/12
  • 1 total stop
  • 20h 15m total
  • London to Singapore
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Highest demand for flights based on searches. 11% potential increase in price (£64 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
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Average for round-trip flights in September 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 1 September 2025.

Fri 14/1120:30LHR - SIN
1 stop28h 45mAir India
Wed 3/1219:40SIN - LHR
1 stop23h 25mAir India
Deal found 31/8£466
Wed 15/1010:00LHR - SIN
1 stop19h 20mGulf Air
Thu 23/1020:00SIN - LHR
1 stop17h 55mGulf Air
Deal found 31/8£467
Mon 29/922:10LHR - SIN
2 stops31h 25mAir India
Mon 6/1019:40SIN - LHR
1 stop31h 40mAir India
Deal found 30/8£468
Wed 17/922:10LHR - SIN
2 stops31h 25mAir India
Tue 30/919:40SIN - LHR
1 stop30h 50mAir India
Deal found 30/8£469
Wed 12/1118:40LHR - SIN
1 stop15h 20mMultiple Airlines
Mon 1/1223:55SIN - LHR
1 stop16h 50mMultiple Airlines
Deal found 31/8£470
Mon 29/922:00LHR - SIN
2 stops30h 00mHainan Airlines
Wed 22/1004:40SIN - LHR
1 stop21h 50mHainan Airlines
Deal found 31/8£471
Sat 20/921:05LHR - SIN
1 stop29h 10mAir India
Sat 27/920:30SIN - LHR
1 stop22h 00mAir India
Deal found 30/8£471
Wed 5/1117:10LHR - SIN
1 stop16h 50mMultiple Airlines
Fri 28/1123:45SIN - LHR
1 stop16h 20mMultiple Airlines
Deal found 31/8£472
Wed 3/912:30LHR - SIN
1 stop23h 00mAir India
Wed 24/920:30SIN - LHR
1 stop22h 35mAir India
Deal found 31/8£473
Mon 15/921:05LHR - SIN
1 stop38h 25mAir India
Fri 19/908:45SIN - LHR
1 stop17h 15mAir India
Deal found 30/8£474
Mon 6/1012:30LHR - SIN
1 stop23h 00mAir India
Fri 10/1008:45SIN - LHR
1 stop17h 15mAir India
Deal found 31/8£475

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 1 September 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

Thu 20/11

17:50-17:25

1 stop15h 35m

Singapore Changi

Sat 6/12

23:45-10:25

1 stop18h 40m

£468

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 18/11

17:50-17:25

1 stop15h 35m

Singapore Changi

Thu 4/12

00:05-08:05

1 stop16h 00m

£483

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 20/11

17:50-17:25

1 stop15h 35m

Singapore Changi

Thu 4/12

00:05-08:05

1 stop16h 00m

£483

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 19/2

17:50-17:25

1 stop15h 35m

Singapore Changi

Fri 13/3

23:55-09:45

1 stop17h 50m

£486

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 14/10

09:30-09:40

1 stop17h 10m

Singapore Changi

Tue 21/10

21:10-07:00

1 stop16h 50m

£486

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 29/9

09:30-09:40

1 stop17h 10m

Singapore Changi

Thu 30/10

19:25-12:05

1 stop24h 40m

£486

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sun 12/10

21:45-09:40

1 stop28h 55m

Singapore Changi

Mon 20/10

21:10-07:00

1 stop16h 50m

£486

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 24/2

17:50-17:25

1 stop15h 35m

Singapore Changi

Mon 23/3

23:55-08:45

1 stop16h 50m

£486

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 13/10

20:55-09:40

1 stop29h 45m

Singapore Changi

Thu 23/10

21:10-07:00

1 stop16h 50m

£486

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sun 26/10

08:50-09:35

1 stop16h 45m

Singapore Changi

Mon 3/11

19:25-06:40

1 stop19h 15m

£486

Flights are sorted by cheapest return flights first.

Deals found on 31/8

Showing 1-10 of 22 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

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 29 August 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 50 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 £714). 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 1 September 2025.

It’s optimal to fly from London Heathrow Airport to Singapore in the afternoon. By choosing this option you can save up to 31% 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 24 August 2025.

Travellers seeking maximum savings on their London Heathrow Airport to Singapore flight should consider departing on Sunday at midday 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.

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 1 September 2025.
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.
Singapore Airlines
8.1
Very Good
1,354 reviews
Check prices

Food

7.7

Crew

8.6

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Singapore Airlines
8.1
Very Good
1,354 reviews
Singapore Airlines
8.1
Very Good
1,354 reviews
Check prices

Food

7.7

Crew

8.6

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Etihad Airways
7.4
Good
1,241 reviews
Singapore Airlines
8.1
Very Good
1,354 reviews
Check prices

Food

7.7

Crew

8.6

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Gulf Air
7.1
Good
209 reviews
Singapore Airlines
8.1
Very Good
1,354 reviews
Check prices

Food

7.7

Crew

8.6

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
British Airways
6.7
Okay
7,336 reviews
Singapore Airlines
8.1
Very Good
1,354 reviews
Check prices

Food

7.7

Crew

8.6

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Air India
5.5
Fair
2,930 reviews
Singapore Airlines
8.1
Very Good
1,354 reviews
Check prices

Food

7.7

Crew

8.6

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

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 37 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 24 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 15h 35m. Fly via Lufthansa or Etihad 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 flying from London Heathrow Airport to Singapore round-trip?

    Currently priced at £355, Shenzhen Airlines will fly you from London Heathrow Airport to Singapore and back. In addition to Shenzhen Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air China and Hainan Airlines - these airlines can fly you to your destination from £360 and £375, respectively. These flights start at 44% 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?

    £298 is the cheapest one-way deal found within the past few days, from Air China. You may also be able to find cheap deals on Hainan Airlines and Air India, with prices starting from £299 and £300, 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 (89%), Air Canada (79%), Garuda Indonesia (78%).

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

    The cheapest flight price from London Heathrow Airport to Singapore is £362. On average you can expect to pay £3,888. The most popular route, (London Heathrow - Singapore Changi), can usually be booked for £380.

  • 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. New Delhi is the second most popular location for stopovers on flights from London Heathrow Airport to Singapore. Abu Dhabi 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 New Delhi?

    Karol Bagh, Lajpat Nagar Central Market, and Red Fort are the most popular attractions in New Delhi if you're in need of something to do during your stopover. Karol Bagh, Lajpat Nagar Central Market and Red Fort are located about 8.7 mi, 8.7 mi, and 11.0 mi, respectively from New Delhi Indira Gandhi Intl if you are interested in checking them out. Travellers can book a car hire at New Delhi Indira Gandhi Intl for about £49 per day to make their sightseeing more efficient.

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

    If you're on a stopover in Abu Dhabi and looking for things to do, consider visiting Etihad Towers, Sheikh Zayed Mosque, or Emirates Park Zoo. 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. Those landing in Abu Dhabi looking to spend some time exploring during their stopover can hire a car for about £16 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. Bangkok is the second least popular location for stopovers on flights from London Heathrow Airport to Singapore. Istanbul follows Bangkok 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 £714). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 1 September 2025.
Singapore Airlines flights from London Heathrow to Singapore Changi
British Airways flights from London Heathrow to Singapore Changi
Qatar Airways flights from London Heathrow to Singapore Changi
Finnair 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 1 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Shenzhen AirlinesCheapest£355Average£410FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Air ChinaCheapest£360Average£443FlexibilityNo cancel feeOn-time67%
Search Air China flights
Hainan AirlinesCheapest£375Average£467FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
China EasternCheapest£383Average£463FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Air IndiaCheapest£387Average£593FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
China SouthernCheapest£394Average£451FlexibilityNo cancel feeOn-time69%
Search China Southern flights
KLMCheapest£414Average£802FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£415Average£571FlexibilityNo cancel feeOn-time77%
Search Air France flights
Royal Brunei AirlinesCheapest£425Average£496FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
LufthansaCheapest£448Average£701FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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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