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$411+ 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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SIN
Aug 24 — Aug 311
Sun 8/24
Sun 8/31
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 80 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 August 19, 2025.

Round-trip from

$646
(Gotogate)

One-way from

$411
(Priceline)

Popular in

December

Cheapest in

May

Average price

$982

Good round-trip deal

$1,023 or less

Good one-way deal

$860 or less
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. 6% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in August 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 August 19, 2025.

This Gotogate deal was found by Cheapflights users on 8/18. 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 9/89:20 pmLHR - SIN
1 stop25h 05mChina Eastern
Thu 9/1112:55 amSIN - LHR
1 stop24h 45mChina Eastern
Deal found 8/18$646
This Gulf Air deal was found by Cheapflights users on 8/19. 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.
Sun 9/1411:25 amLGW - SIN
1 stop17h 55mGulf Air
Tue 9/308:00 pmSIN - LGW
1 stop17h 55mGulf Air
Deal found 8/19$650
This Gulf Air deal was found by Cheapflights users on 8/18. 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.
Sun 9/711:25 amLGW - SIN
1 stop17h 55mGulf Air
Tue 9/238:00 pmSIN - LGW
1 stop17h 55mGulf Air
Deal found 8/18$651
This Travelocity deal was found by Cheapflights users on 8/18. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/19:20 pmLHR - SIN
1 stop25h 05mChina Eastern
Thu 9/412:55 amSIN - LHR
1 stop24h 45mChina Eastern
Deal found 8/18$653
This Lufthansa deal was found by Cheapflights users on 8/18. 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.
Tue 9/95:50 pmLHR - SIN
1 stop15h 50mMultiple Airlines
Tue 3/1012:05 amSIN - LHR
1 stop16h 00mMultiple Airlines
Deal found 8/18$654
This Lufthansa deal was found by Cheapflights users on 8/18. 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.
Mon 9/155:50 pmLHR - SIN
1 stop15h 50mMultiple Airlines
Sun 10/511:20 pmSIN - LHR
1 stop15h 35mMultiple Airlines
Deal found 8/18$655
This Etihad Airways deal was found by Cheapflights users on 8/18. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/119:30 amLHR - SIN
1 stop17h 10mEtihad Airways
Tue 9/239:10 pmSIN - LHR
1 stop25h 05mEtihad Airways
Deal found 8/18$656
This Etihad Airways deal was found by Cheapflights users on 8/18. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/122:45 pmLHR - SIN
1 stop35h 55mEtihad Airways
Thu 10/239:10 pmSIN - LHR
1 stop22h 35mEtihad Airways
Deal found 8/18$657
This Booking.com deal was found by Cheapflights users on 8/18. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1010:00 amLHR - SIN
1 stop19h 20mGulf Air
Mon 9/158:00 pmSIN - LHR
1 stop17h 55mGulf Air
Deal found 8/18$658
This Gulf Air deal was found by Cheapflights users on 8/19. 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.
Sun 9/1411:25 amLGW - SIN
1 stop17h 55mGulf Air
Thu 10/28:00 pmSIN - LGW
1 stop17h 55mGulf Air
Deal found 8/19$658
This Gulf Air deal was found by Cheapflights users on 8/18. 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.
Sun 9/711:25 amLGW - SIN
1 stop17h 55mGulf Air
Thu 9/188:00 pmSIN - LGW
1 stop17h 55mGulf Air
Deal found 8/18$659
This FlightHub deal was found by Cheapflights users on 8/16. 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.
Mon 12/18:30 pmLHR - SIN
1 stop28h 45mAir India
Mon 12/88:30 pmSIN - LHR
1 stop30h 50mAir India
Deal found 8/16$662

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 August 19, 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

LGW - SIN

LGWSIN

London Gatwick

Wed 9/17

11:25 am-12:20 pm

1 stop17h 55m

Singapore Changi

Thu 10/2

8:00 pm-6:55 am

1 stop17h 55m

$650

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Sun 9/14

11:25 am-12:20 pm

1 stop17h 55m

Singapore Changi

Tue 9/23

8:00 pm-6:55 am

1 stop17h 55m

$650

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Sun 9/14

11:25 am-12:20 pm

1 stop17h 55m

Singapore Changi

Tue 9/30

8:00 pm-6:55 am

1 stop17h 55m

$650

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Wed 11/19

10:35 am-12:30 pm

1 stop17h 55m

Singapore Changi

Thu 12/4

8:25 pm-6:20 am

1 stop17h 55m

$651

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Sun 9/7

11:25 am-12:20 pm

1 stop17h 55m

Singapore Changi

Tue 9/16

8:00 pm-6:55 am

1 stop17h 55m

$651

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

Wed 9/24

11:25 am-12:20 pm

1 stop17h 55m

Singapore Changi

Thu 10/16

8:00 pm-6:55 am

1 stop17h 55m

$651

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 12/2

6:40 pm-6:00 pm

1 stop15h 20m

Singapore Changi

Tue 12/30

11:45 pm-10:25 am

1 stop18h 40m

$654

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 9/9

5:50 pm-4:40 pm

1 stop15h 50m

Singapore Changi

Tue 3/10

12:05 am-8:05 am

1 stop16h 00m

$654

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 9/9

5:50 pm-4:40 pm

1 stop15h 50m

Singapore Changi

Wed 3/11

11:55 pm-10:45 am

1 stop18h 50m

$656

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 9/11

9:30 am-9:40 am

1 stop17h 10m

Singapore Changi

Tue 9/23

9:10 pm-3:15 pm

1 stop25h 05m

$656

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Showing 1-10 of 46 results
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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

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 August 8, 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 80 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, October is the cheapest month in which you can book a flight from London to Singapore (average of $996). Flying from London to Singapore in December is currently the most expensive (average of $1,684). 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 August 19, 2025.

It’s optimal to fly from London to Singapore in the afternoon. By choosing this option you can save up to 38% on the cost of your flight, compared to a flight in the evening.

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 August 19, 2025.

The most flights from LON to SIN are scheduled on a Monday (41 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (38 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.

Zurich (ZRH) – chosen by Cheapflights users on 30% 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: 14h 55m.

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 0h 53m.

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 August 19, 2025.
Peruse reviews from past customers who have flown with Singapore Airlines, Etihad Airways, and Air China 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
1,347 reviews

Comfort

8.0

Entertainment

8.0

Overall

8.1

Food

7.7

Boarding

8.2

Crew

8.6

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
1,347 reviews
Singapore Airlines
8.1
Very good
1,347 reviews

Comfort

8.0

Entertainment

8.0

Overall

8.1

Food

7.7

Boarding

8.2

Crew

8.6

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
1,233 reviews
Singapore Airlines
8.1
Very good
1,347 reviews

Comfort

8.0

Entertainment

8.0

Overall

8.1

Food

7.7

Boarding

8.2

Crew

8.6

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 China
7.3
Good
95 reviews
Singapore Airlines
8.1
Very good
1,347 reviews

Comfort

8.0

Entertainment

8.0

Overall

8.1

Food

7.7

Boarding

8.2

Crew

8.6

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
207 reviews
Singapore Airlines
8.1
Very good
1,347 reviews

Comfort

8.0

Entertainment

8.0

Overall

8.1

Food

7.7

Boarding

8.2

Crew

8.6

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
7,283 reviews
Singapore Airlines
8.1
Very good
1,347 reviews

Comfort

8.0

Entertainment

8.0

Overall

8.1

Food

7.7

Boarding

8.2

Crew

8.6

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 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 39 flights from London to Changi per day from 5 different airlines.

  • How long is the flight from London to Singapore?

    A quick flight from London to Singapore can take about 15h 50m. Gulf Air provides one of the quickest options available for as low as $656. Airlines will cover a distance of 6757 mi. This flight may include one or multiple stops.

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

    Gulf Air, at $514, was found to be the cheapest airline from London to Singapore.Alternate airlines to your destination round-trip include British Airways and Etihad Airways. Gulf Air is 38% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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 (89%), Air Canada (79%) or Garuda Indonesia (78%) 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 $6,406, our data indicates the cheapest price to be $478. The most popular route (London Gatwick - Singapore Changi), is priced around $588.

  • 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, October is the cheapest month in which you can book a flight from London to Singapore (average of $996). Flying from London to Singapore in December is currently the most expensive (average of $1,684). 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.
Gatwick to Singapore flights
Heathrow to Singapore flights

Top 5 airlines flying from London to Singapore

Discover the top 5 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 August 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
Gulf AirCheapest$514Average$726FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$620Average$855FlexibilityNo cancel feeOn-time70%
Etihad AirwaysCheapest$652Average$698FlexibilityNo cancel feeOn-time75%
Singapore AirlinesCheapest$695Average$890FlexibilityNo cancel feeOn-time81%
Thai AirwaysCheapest$782Average$815FlexibilityNo cancel feeOn-time77%

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