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$409+ Cheap flights from London (LON) to Singapore (SIN)

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 3/14. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SIN
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Cheapflights Tip: The best prices from London to Singapore Changi are usually found in May or March, booked 11 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

Cheap flight deals from London to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 November 13, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$628
(Gulf Air)

One-way from

$409
(Trip.com)

Popular in

December

Cheapest in

May

Average price

$733

Good round-trip deal

$820 or less

Good one-way deal

$871 or less
Provider with most accurate pricing for London (LON)-Singapore Changi flight deals.
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Provider most trusted by Cheapflights users for London (LON)-Singapore Changi flights.
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From London (LON) to Singapore Changi
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One-way flight from London (LON) to Singapore Changi
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Highest demand for flights based on searches. 5% potential increase in price ($48 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from London (LON) to Singapore Changi.
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Price to beat on a one-way flight from London (LON) to Singapore Changi.
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Find flight deals from London to Singapore

Cheapest flights from London to Singapore
Explore the most affordable flight options available from London to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This Gulf Air deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gulf Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2610:35 amLGW - SIN
1 stop17h 55mGulf Air
Thu 12/118:25 pmSIN - LGW
1 stop17h 55mGulf Air
Deal found 11/12$628
This Lufthansa deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/55:50 pmLHR - SIN
1 stop15h 35mLufthansa
Tue 5/511:40 pmSIN - LHR
1 stop16h 00mLufthansa
Deal found 11/11$630
This FlightHub deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2010:30 amLGW - SIN
1 stop34h 55mChina Eastern
Sat 1/1711:00 pmSIN - LGW
1 stop39h 30mChina Eastern
Deal found 11/11$631
This FlightHub deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/28:25 pmLHR - SIN
1 stop17h 30mAir China
Sun 12/75:15 pmSIN - LHR
1 stop30h 40mAir China
Deal found 11/11$636
This Gotogate deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/110:30 amLGW - SIN
1 stop20h 30mChina Eastern
Wed 12/1012:25 amSIN - LGW
1 stop38h 05mChina Eastern
Deal found 11/11$645
This Trip.com deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1211:05 amLGW - SIN
1 stop21h 10mAir China
Wed 11/195:50 pmSIN - LGW
1 stop21h 05mAir China
Deal found 11/11$646
This Gotogate deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/179:00 pmLHR - SIN
2 stops34h 10mMultiple Airlines
Fri 11/214:15 pmSIN - LHR
1 stop33h 15mMultiple Airlines
Deal found 11/13$648
This Lufthansa deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:40 pmLHR - SIN
1 stop15h 20mMultiple Airlines
Thu 5/711:40 pmSIN - LHR
1 stop16h 00mMultiple Airlines
Deal found 11/11$650
This Gotogate deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/299:10 pmLHR - SIN
1 stop20h 50mShenzhen Airlines
Sat 12/66:30 pmSIN - LHR
1 stop32h 40mShenzhen Airlines
Deal found 11/13$651
This OneTravel deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/110:30 amLGW - SIN
1 stop25h 55mChina Eastern
Thu 12/412:25 amSIN - LGW
1 stop21h 35mChina Eastern
Deal found 11/13$653
This Gotogate deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/219:00 pmLHR - SIN
2 stops22h 10mMultiple Airlines
Mon 11/245:15 pmSIN - LHR
1 stop30h 40mMultiple Airlines
Deal found 11/13$656
This Gotogate deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/248:25 pmLHR - SIN
1 stop26h 25mAir China
Fri 11/285:15 pmSIN - LHR
1 stop30h 40mAir China
Deal found 11/13$659

Cheapflights Fare Finder

 
Customize your flight search to find flights from London 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 2,558,603 searches. Data last updated November 13, 2025.
Use the filters below to find and compare flights from London to Singapore that are best for you.

Fly from

London

Fly to

Singapore

Route

Depart

Return

Price

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 2/26

5:10 pm-6:00 pm

1 stop16h 50m

Singapore Changi

Wed 3/18

12:05 am-1:40 pm

2 stops21h 35m

$643

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 3/19

6:40 pm-6:00 pm

1 stop15h 20m

Singapore Changi

Sun 3/22

12:05 am-5:50 pm

1 stop25h 45m

$649

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 2/26

10:15 pm-3:20 am

1 stop21h 05m

Singapore Changi

Thu 3/12

2:45 am-9:15 pm

1 stop26h 30m

$687

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Fri 3/6

10:35 am-12:30 pm

1 stop17h 55m

Singapore Changi

Sat 3/21

8:25 pm-6:20 am

1 stop17h 55m

$687

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Thu 3/19

6:40 pm-6:00 pm

1 stop15h 20m

Singapore Changi

Sun 3/22

12:05 am-5:50 pm

1 stop25h 45m

$695

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Tue 5/5

10:15 am-6:20 am

Nonstop13h 05m

Singapore Changi

Tue 5/12

11:55 pm-6:25 am

Nonstop13h 30m

$748

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sun 11/23

10:20 am-6:40 pm

1 stop24h 20m

Singapore Changi

Sun 11/30

10:05 pm-8:40 pm

1 stop30h 35m

$767

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Sun 1/25

9:25 am-6:15 am

Nonstop12h 50m

Singapore Changi

Sun 2/8

11:55 pm-6:25 am

Nonstop14h 30m

$776

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Tue 3/3

6:25 am-10:00 am

1 stop19h 35m

Singapore Changi

Wed 3/18

11:40 am-10:35 pm

1 stop18h 55m

$807

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 4/1

7:30 am-6:30 pm

1 stop28h 00m

Singapore Changi

Mon 4/20

9:35 pm-5:05 pm

1 stop26h 30m

$814

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 41 results
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Compare providers for flights from London to Singapore

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from London to Singapore in November.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London-Singapore flights, users find the pricing of Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on London-Singapore flight deals on Cheapflights vs. Justfly.com >95% of the time. Price accuracy is based on data collected from London-Singapore flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London-Singapore flights, Cheapflights users trust Justfly.com the most. Justfly.com has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London-Singapore flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from London to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from London with our price prediction graph.
Estimated round-trip 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 to Singapore

How far ahead should I book a flight from London to Singapore?

Use this chart to determine the optimal time to book a round-trip flight from London to Singapore. Price data was last updated on November 7, 2025.

The price you pay for your flight from London to Singapore may vary depending on when you book. For the best chance of a lower fare, look to book 11 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 to Singapore?

Currently, May is the cheapest month in which you can book a flight from London to Singapore (average of $523). Flying from London to Singapore in July is currently the most expensive (average of $690). 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 LON to SIN?

Find hourly flight availability from London 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 November 13, 2025.

It’s optimal to fly from London to Singapore in the afternoon. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight at noon.

Weekly flight availability from London to Singapore

Explore weekly flight availability from London 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 November 13, 2025.

The most flights from LON to SIN are scheduled on a Monday (37 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (35 on average).

What’s the top layover airport for flights from London to Singapore?

Share of 1-stop round-trip flights from London to Singapore chosen by Cheapflights users in the past 12 months, using the same layover each way.

Manama (BAH) – chosen by Cheapflights users on 38% of 1-stop itineraries from London to Singapore on Cheapflights.

What’s the cheapest layover airport for flights from London to Singapore?

Average round-trip fare for 1-stop flights from London to Singapore, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Mumbai (BOM) is the most affordable 1-stop option, with an average round-trip price of $490.

What’s the fastest layover option from London to Singapore?

Shortest average travel time for 1-stop one-way flights from London to Singapore, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Zurich (ZRH) have the shortest average one-way travel time for 1-stop routes: 15h 25m.

Which airport typically offers the quickest layover for flights from London to Singapore?

Average layover duration for 1-stop one-way flights from London to Singapore, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Zurich (ZRH) offer the fastest connection on this route, with an average layover time of 1h 05m.

The best insider tips for London to Singapore flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your London to Singapore trip
Airports
LHR

Heathrow's strict security can delay you. Ensure liquids are in one bag and remove suspicious items to avoid long waits.

Read more about LHRby Ramsey Qubein
LGW

Gatwick's security lines can vary. Allow extra time or consider fast-track options to avoid stress.

Read more about LGWby John Walton
SIN

For a quick city transfer, use the Grab rideshare app from Changi, taking ~25 minutes to downtown Singapore.

Read more about SINby Yulia Denisyuk
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on LHR

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
Yulia Denisyuk

Yulia Denisyuk

Expert on SIN

Yulia Denisyuk

Yulia Denisyuk

Yulia is a freelance journalist who’s dispatched from 90+ countries. Her work focuses on cultures, adventure trips and air travel, appearing in NatGeo, NYT, CNTraveler, and more. For past assignments, she’s stayed with nomads in Mongolia and learned the art of Imigongo in Rwanda. She’s based in Chicago; in winter she often questions that decision.

Read more
John Walton

John Walton

Expert on LGW

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more

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 November 13, 2025.
Peruse reviews from past customers who have flown with Singapore Airlines, Qantas Airways, and Gulf Air from London 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
1,401 reviews

Comfort

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Food

7.8

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
Singapore Airlines
8.1
Very good
1,401 reviews
Singapore Airlines
8.1
Very good
1,401 reviews

Comfort

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Food

7.8

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
Qantas Airways
7.5
Good
934 reviews
Singapore Airlines
8.1
Very good
1,401 reviews

Comfort

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Food

7.8

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
Gulf Air
7.2
Good
221 reviews
Singapore Airlines
8.1
Very good
1,401 reviews

Comfort

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Food

7.8

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
Lufthansa
6.8
Okay
7,572 reviews
Singapore Airlines
8.1
Very good
1,401 reviews

Comfort

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Food

7.8

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
British Airways
6.7
Okay
7,521 reviews
Singapore Airlines
8.1
Very good
1,401 reviews

Comfort

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Food

7.8

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

Related info for your journey

Find useful and relevant information for your journey from London 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?

    If you book a flight to Singapore from London, you will be flying to Changi, which is the city’s only airport. Singapore Changi (SIN) is located 10.5 mi from the center of Singapore. There are 36 flights from London to Changi per day from 6 different airlines.

  • How long is the flight from London to Singapore?

    A quick flight from London to Singapore can take about 13h 05m. SWISS provides one of the quickest options available for as low as $748. Airlines will cover a distance of 6750 mi. This flight may include one or multiple stops.

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

    British Airways, at $620, was found to be the cheapest airline from London to Singapore.Alternate airlines to your destination round-trip include Gulf Air and Etihad Airways. British Airways is 24% cheaper than the average price of flights available within the next 90 days to this destination.

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

    $418 is the cheapest one-way deal found within the past few days, from China Eastern. You may also be able to find cheap deals on Gulf Air and Shenzhen Airlines, with prices starting from $421 and $425, respectively.

  • What are the most reliable airlines from London to Singapore?

    No one likes to see their flight delayed. When booking a flight from London to Singapore consider choosing Croatia Airlines (92%), Air Canada (87%) or Garuda Indonesia (85%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from London to Singapore?

    Looking for the cheapest flight from London to Singapore? While on average our users pay $6,367, our data indicates the cheapest price to be $431. The most popular route (London Heathrow - Singapore Changi), is priced around $553.

  • Can I find deals for flights from London to Singapore that include hotel bookings?

    Yes. In addition to deals on London to Singapore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from London to Singapore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Singapore.

  • Can I find deals for business class flights from London to Singapore?

    Yes. Cheapflights offers flight deals from London 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 to Singapore?

    Currently, May is the cheapest month in which you can book a flight from London to Singapore (average of $523). Flying from London to Singapore in July is currently the most expensive (average of $690). 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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Alternative routes for London to Singapore

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Singapore flights
Gatwick to Singapore flights

Top 6 airlines flying from London to Singapore

Discover the top 6 airlines that operate flights from London 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 2,558,603 searches. Data last updated November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$620Average$856FlexibilityNo cancel feeOn-time70%
Gulf AirCheapest$645Average$716FlexibilityNo cancel feeOn-time67%
Etihad AirwaysCheapest$649Average$720FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$690Average$984FlexibilityNo cancel feeOn-time76%
Singapore AirlinesCheapest$732Average$980FlexibilityNo cancel feeOn-time81%
Thai AirwaysCheapest$782Average$815FlexibilityNo cancel feeOn-time77%

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