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$427+ 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 7/6. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SIN
jul. 5 — jul. 121
sáb. 7/5
sáb. 7/12
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 junio 30, 2025.

Round-trip from

$635
(FlightHub)

One-way from

$427
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$761

Good round-trip deal

$959 or less

Good one-way deal

$728 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. 5% potential increase in price ($50 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in June 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 junio 30, 2025.

This FlightHub deal was found by Cheapflights users on 6/30. 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.
jue. 11/69:00 pmLHR - SIN
1 stop34h 00mChina Eastern
mié. 11/1912:25 amSIN - LHR
1 stop25h 05mChina Eastern
Deal found 6/30$635
This SWISS deal was found by Cheapflights users on 6/28. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/306:35 pmLGW - SIN
1 stop15h 30mSWISS
dom. 11/2312:05 amSIN - LGW
1 stop25h 45mSWISS
Deal found 6/28$640
This Lufthansa deal was found by Cheapflights users on 6/29. 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.
mar. 10/145:50 pmLHR - SIN
1 stop15h 50mLufthansa
mar. 10/2111:25 pmSIN - LHR
1 stop15h 50mLufthansa
Deal found 6/29$641
This Lufthansa deal was found by Cheapflights users on 6/30. 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.
mar. 10/285:30 pmLHR - SIN
1 stop15h 30mMultiple Airlines
lun. 11/312:05 amSIN - LHR
1 stop16h 00mMultiple Airlines
Deal found 6/30$643
This Connections by easyJet deal was found by Cheapflights users on 6/30. 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 Connections by easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/208:05 amLGW - SIN
1 stop32h 35mMultiple Airlines
dom. 12/712:35 amSIN - LGW
1 stop29h 40mMultiple Airlines
Deal found 6/30$647
This FlightHub deal was found by Cheapflights users on 6/28. 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.
mié. 7/98:35 pmLHR - SIN
1 stop18h 10mAir India
mar. 7/158:30 pmSIN - LHR
1 stop18h 00mAir India
Deal found 6/28$666
This Shenzhen Airlines deal was found by Cheapflights users on 6/29. 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 Shenzhen Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/1510:05 pmLHR - SIN
1 stop21h 25mShenzhen Airlines
dom. 10/1912:55 pmSIN - LHR
1 stop37h 55mShenzhen Airlines
Deal found 6/29$674
This Gotogate deal was found by Cheapflights users on 6/29. 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.
mié. 9/1711:25 amLGW - SIN
1 stop17h 55mGulf Air
sáb. 9/278:00 pmSIN - LGW
1 stop17h 55mGulf Air
Deal found 6/29$678
This SWISS deal was found by Cheapflights users on 6/28. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/58:55 amLHR - SIN
2 stops25h 10mSWISS
mar. 11/2512:05 amSIN - LHR
1 stop25h 45mSWISS
Deal found 6/28$679
This Turkish Airlines deal was found by Cheapflights users on 6/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/610:05 amLGW - SIN
1 stop23h 30mTurkish Airlines
mar. 11/1110:25 amSIN - LGW
1 stop20h 10mTurkish Airlines
Deal found 6/29$709
This Mytrip deal was found by Cheapflights users on 6/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/1710:05 pmLHR - SIN
1 stop31h 15mGulf Air
sáb. 9/278:00 pmSIN - LHR
1 stop26h 20mGulf Air
Deal found 6/29$712
This Singapore Airlines deal was found by Cheapflights users on 6/28. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/139:20 amLGW - SIN
Nonstop12h 55mSingapore Airlines
dom. 11/2311:55 pmSIN - LGW
Nonstop14h 30mSingapore Airlines
Deal found 6/28$771

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 junio 30, 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

jue. 11/6

9:00 pm-3:00 pm

1 stop34h 00m

Singapore Changi

mié. 11/19

12:25 am-5:30 pm

1 stop25h 05m

$635

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

mar. 9/30

6:35 pm-5:05 pm

1 stop15h 30m

Singapore Changi

dom. 11/23

12:05 am-5:50 pm

1 stop25h 45m

$640

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

mar. 10/14

5:50 pm-4:40 pm

1 stop15h 50m

Singapore Changi

mar. 10/21

11:25 pm-8:15 am

1 stop15h 50m

$641

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

mar. 10/28

5:30 pm-5:00 pm

1 stop15h 30m

Singapore Changi

lun. 11/3

12:05 am-8:05 am

1 stop16h 00m

$643

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

jue. 11/20

8:05 am-12:40 am

1 stop32h 35m

Singapore Changi

dom. 12/7

12:35 am-10:15 pm

1 stop29h 40m

$647

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

jue. 7/10

1:35 pm-7:30 pm

1 stop22h 55m

Singapore Changi

mié. 7/16

8:45 am-7:00 pm

1 stop17h 15m

$666

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

mié. 10/15

10:05 pm-2:30 am

1 stop21h 25m

Singapore Changi

dom. 10/19

12:55 pm-7:50 pm

1 stop37h 55m

$674

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

mié. 9/17

11:25 am-12:20 pm

1 stop17h 55m

Singapore Changi

sáb. 9/27

8:00 pm-6:55 am

1 stop17h 55m

$678

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

dom. 10/5

8:55 am-5:05 pm

2 stops25h 10m

Singapore Changi

mar. 10/14

11:20 pm-7:55 am

1 stop15h 35m

$679

LondonSingapore

LGW - SIN

LGWSIN

London Gatwick

jue. 11/6

10:05 am-5:35 pm

1 stop23h 30m

Singapore Changi

mar. 11/11

10:25 am-10:35 pm

1 stop20h 10m

$709

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Showing 1-10 of 28 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 June 27, 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 72 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 $1,008). Flying from London to Singapore in December is currently the most expensive (average of $1,674). 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 junio 30, 2025.

It’s optimal to fly from London to Singapore in the afternoon. By choosing this option you can save up to 36% 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 junio 30, 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).

How much does it cost to fly round-trip from London to Singapore?

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 junio 30, 2025.
Peruse reviews from past customers who have flown with Emirates, Singapore Airlines, and China Southern 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.
Emirates
8.1
Very good
3,285 reviews

Comfort

8.0

Boarding

8.1

Food

7.8

Crew

8.3

Entertainment

8.2

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.
Emirates
8.1
Very good
3,285 reviews
Emirates
8.1
Very good
3,285 reviews

Comfort

8.0

Boarding

8.1

Food

7.8

Crew

8.3

Entertainment

8.2

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.
Singapore Airlines
8.1
Very good
1,319 reviews
Emirates
8.1
Very good
3,285 reviews

Comfort

8.0

Boarding

8.1

Food

7.8

Crew

8.3

Entertainment

8.2

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.
China Southern
7.6
Good
100 reviews
Emirates
8.1
Very good
3,285 reviews

Comfort

8.0

Boarding

8.1

Food

7.8

Crew

8.3

Entertainment

8.2

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.
SWISS
7.5
Good
1,654 reviews
Emirates
8.1
Very good
3,285 reviews

Comfort

8.0

Boarding

8.1

Food

7.8

Crew

8.3

Entertainment

8.2

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

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 6 different airlines.

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

    China Eastern, at $635, was found to be the cheapest airline from London to Singapore.Alternate airlines to your destination round-trip include SWISS and Lufthansa. China Eastern 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?

    $429 is the cheapest one-way deal found within the past few days, from Lufthansa. You may also be able to find cheap deals on China Southern and Air India, with prices starting from $430 and $431, 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 Qantas Airways (70%), American Airlines (70%) or Iberia (70%) 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 $3,746, our data indicates the cheapest price to be $502. The most popular route (London Gatwick - Singapore Changi), is priced around $585.

  • 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 $1,008). Flying from London to Singapore in December is currently the most expensive (average of $1,674). 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 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 junio 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Gulf AirCheapest$514Average$760FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$620Average$856FlexibilityNo cancel feeOn-time70%
Etihad AirwaysCheapest$652Average$698FlexibilityNo cancel feeOn-time75%
Singapore AirlinesCheapest$697Average$884FlexibilityNo cancel feeOn-time81%
Thai AirwaysCheapest$782Average$816FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$1,024Average$1,269FlexibilityNo cancel feeOn-time68%

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