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Cheap flights from London Heathrow Airport to Singapore from £310

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SIN
14 Jul — 21 Jul1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Singapore Changi are usually found in May or March, booked 32 days in advance, depart on a Thursday or Tuesday and return on a Monday

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 9 July 2025.

Round-trip from

£471

One-way from

£310

Popular in

July

Cheapest in

May

Average price

£867

Good round-trip deal

£757 or less

Good one-way deal

£545 or less
SWISS
  • SWISS
  • 6/11-10/11
  • 2 total stops
  • 35h 40m total
  • London to Singapore
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Air India
  • Air India
  • 9/8
  • 1 total stop
  • 18h 10m total
  • London to Singapore
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Highest demand for flights based on searches. 12% potential increase in price (£66 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 July 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 9 July 2025.

Thu 6/1118:40LHR - SIN
1 stop15h 10mMultiple Airlines
Thu 20/1123:55SIN - LHR
1 stop16h 50mMultiple Airlines
Deal found 7/7£471
Sun 2/1108:55LHR - SIN
1 stop24h 55mSWISS
Thu 13/1100:05SIN - LHR
1 stop20h 55mSWISS
Deal found 7/7£472
Tue 16/920:25LHR - SIN
1 stop18h 30mAir China
Sat 4/1023:25SIN - LHR
1 stop28h 05mAir China
Deal found 7/7£473
Tue 19/820:55LHR - SIN
1 stop29h 45mEtihad Airways
Tue 9/921:10SIN - LHR
1 stop28h 35mEtihad Airways
Deal found 7/7£474
Sun 2/1107:40LHR - SIN
2 stops25h 20mLufthansa
Tue 25/1123:45SIN - LHR
1 stop18h 40mLufthansa
Deal found 8/7£475
Thu 7/820:35LHR - SIN
1 stop18h 10mAir India
Tue 19/808:45SIN - LHR
1 stop18h 15mAir India
Deal found 7/7£476
Thu 16/1010:00LHR - SIN
1 stop19h 20mGulf Air
Sun 26/1020:25SIN - LHR
1 stop18h 10mGulf Air
Deal found 8/7£481
Mon 25/822:00LHR - SIN
1 stop30h 00mHainan Airlines
Tue 2/912:05SIN - LHR
1 stop38h 25mHainan Airlines
Deal found 7/7£485
Fri 29/822:05LHR - SIN
1 stop30h 50mShenzhen Airlines
Fri 12/903:30SIN - LHR
1 stop23h 20mShenzhen Airlines
Deal found 9/7£486
Tue 2/922:10LHR - SIN
1 stop31h 20mChina Southern
Wed 15/1013:30SIN - LHR
2 stops35h 35mChina Southern
Deal found 7/7£501

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 9 July 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 6/11

16:30-17:00

1 stop16h 30m

Singapore Changi

Mon 10/11

00:05-11:15

1 stop19h 10m

£471

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sun 2/11

05:00-16:50

1 stop27h 50m

Singapore Changi

Sun 9/11

00:05-08:05

1 stop16h 00m

£472

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 16/9

20:25-21:55

1 stop18h 30m

Singapore Changi

Sat 4/10

23:25-20:30

1 stop28h 05m

£473

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 19/8

20:55-09:40

1 stop29h 45m

Singapore Changi

Tue 9/9

21:10-18:45

1 stop28h 35m

£474

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sun 2/11

07:40-17:00

2 stops25h 20m

Singapore Changi

Tue 25/11

23:45-10:25

1 stop18h 40m

£475

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 7/8

20:35-21:45

1 stop18h 10m

Singapore Changi

Tue 19/8

08:45-20:00

1 stop18h 15m

£476

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 16/10

10:00-12:20

1 stop19h 20m

Singapore Changi

Sun 26/10

20:25-06:35

1 stop18h 10m

£481

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 25/8

22:00-11:00

1 stop30h 00m

Singapore Changi

Tue 2/9

12:05-19:30

1 stop38h 25m

£485

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Fri 29/8

22:05-11:55

1 stop30h 50m

Singapore Changi

Fri 12/9

03:30-19:50

1 stop23h 20m

£486

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 2/9

22:10-12:30

1 stop31h 20m

Singapore Changi

Wed 15/10

13:30-18:05

2 stops35h 35m

£501

Flights are sorted by cheapest return flights first.

Deals found on 8/7

Showing 1-10 of 17 results
1
2

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 27 June 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 32 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 £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 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 9 July 2025.

It’s optimal to fly from London Heathrow Airport to Singapore in the afternoon. By choosing this option you can save up to 30% 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 6 July 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. 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 9 July 2025.

The most flights from LHR to SIN 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 9 July 2025.
Check out reviews from past customers who have flown with Hainan Airlines, Singapore Airlines, andChina Southern 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.
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Crew

8.9

Comfort

8.1

Food

8.6

Overall

8.2

Entertainment

7.6

Boarding

8.6

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
8.2
Very Good
41 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Crew

8.9

Comfort

8.1

Food

8.6

Overall

8.2

Entertainment

7.6

Boarding

8.6

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
1,322 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Crew

8.9

Comfort

8.1

Food

8.6

Overall

8.2

Entertainment

7.6

Boarding

8.6

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.
China Southern
7.6
Good
101 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Crew

8.9

Comfort

8.1

Food

8.6

Overall

8.2

Entertainment

7.6

Boarding

8.6

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.
SWISS
7.5
Good
1,652 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Crew

8.9

Comfort

8.1

Food

8.6

Overall

8.2

Entertainment

7.6

Boarding

8.6

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.
Etihad Airways
7.4
Good
1,222 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Crew

8.9

Comfort

8.1

Food

8.6

Overall

8.2

Entertainment

7.6

Boarding

8.6

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 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.

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

    Currently priced at £472, SWISS will fly you from London Heathrow Airport to Singapore and back. In addition to SWISS, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air China and Etihad Airways - these airlines can fly you to your destination from £473 and £474, respectively. These flights start at 25% 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?

    £310 is the cheapest one-way deal found within the past few days, from Air India. You may also be able to find cheap deals on China Southern and Lufthansa, with prices starting from £311 and £313, 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 (71%), 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 £380. On average you can expect to pay £3,670. The most popular route, (London Heathrow - Singapore Changi), can usually be booked for £402.

  • 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. New Delhi 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 £15 per day to make their sightseeing more efficient.

  • 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, Red Fort, or Gurudwara Bangla Sahib. Karol Bagh, Red Fort, and Gurudwara Bangla Sahib are located about 8.7 mi, 11.0 mi, and 8.2 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 £42 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. Doha 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 £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

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 9 July 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 9 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Shenzhen AirlinesCheapest£353Average£406FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Air ChinaCheapest£366Average£436FlexibilityNo cancel feeOn-time67%
Search Air China flights
Hainan AirlinesCheapest£373Average£437FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Air IndiaCheapest£378Average£590FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
China EasternCheapest£381Average£458FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China SouthernCheapest£394Average£436FlexibilityNo cancel feeOn-time69%
Search China Southern flights
KLMCheapest£411Average£849FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£412Average£546FlexibilityNo cancel feeOn-time77%
Search Air France flights
Royal Brunei AirlinesCheapest£422Average£493FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
FinnairCheapest£454Average£688FlexibilityNo 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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