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Cheap flights from Singapore to London from $329

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Singapore to London departing on 12/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Gulf Air Logo
8:00 pm - 7:20 amSIN-LGW
18h 20m1 stop
Gulf Air Logo
10:35 am - 12:30 pmLGW-SIN
17h 55m1 stop
$674Gulf Air
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Sat, Oct 25 - Fri, Oct 31
Air India Logo
11:00 pm - 8:30 pmSIN-LHR
29h 30m1 stop
Air India Logo
8:45 am - 9:45 pmLHR-SIN
29h 00m1 stop
$676Air India
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Thu, Dec 25 - Tue, Dec 30
KLM Logo
1:40 am - 10:45 amSIN-LHR
17h 05m1 stop
KLM Logo
5:05 pm - 4:15 pmLHR-SIN
15h 10m1 stop
$678KLM
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Wed, Nov 12 - Wed, Nov 19
KLM Logo
1:40 am - 10:45 amSIN-LHR
17h 05m1 stop
KLM Logo
5:05 pm - 4:15 pmLHR-SIN
15h 10m1 stop
$679KLM
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Thu, Nov 13 - Fri, Nov 21
Etihad Airways Logo
9:10 pm - 7:00 amSIN-LHR
16h 50m1 stop
Etihad Airways Logo
8:50 am - 9:35 amLHR-SIN
16h 45m1 stop
$684Etihad Airways
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Sun, Oct 12 - Fri, Oct 31
Qatar Airways Logo
3:10 am - 1:25 pmSIN-LGW
17h 15m1 stop
Qatar Airways Logo
8:40 am - 8:45 amLGW-SIN
16h 05m1 stop
$692Qatar Airways
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Sun, Oct 19 - Wed, Nov 5
Etihad Airways Logo
9:10 pm - 7:40 amSIN-LHR
17h 30m1 stop
Etihad Airways Logo
1:55 pm - 9:35 amLHR-SIN
35h 40m1 stop
$705Etihad Airways
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Sat, Oct 25 - Sat, Nov 1
Qatar Airways Logo
3:10 am - 1:25 pmSIN-LGW
17h 15m1 stop
Qatar Airways Logo
2:05 pm - 9:15 pmLGW-SIN
23h 10m1 stop
$718Qatar Airways
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Sun, Oct 19 - Sun, Nov 2
Emirates Logo
10:35 am - 7:45 pmSIN-LGW
16h 10m1 stop
Emirates Logo
1:35 pm - 2:40 pmLGW-SIN
17h 05m1 stop
$733Emirates
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Mon, Oct 20 - Mon, Nov 3
Emirates Logo
12:50 am - 12:35 pmSIN-LGW
18h 45m1 stop
Emirates Logo
1:35 pm - 1:35 pmLGW-SIN
16h 00m1 stop
$734Emirates
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Sat, Oct 11 - Wed, Oct 29

Air India flights from Singapore to London

Our best Air India deals on Singapore to London flight tickets
Air India
Dec 25
SIN11:00 pmSingapore Changi
29h 30m
1 stop
LHR8:30 pmLondon Heathrow
Dec 30
LHR8:45 amLondon Heathrow
29h 00m
1 stop
SIN9:45 pmSingapore Changi
$676
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Air India
Feb 19
SIN8:30 pmSingapore Changi
30h 50m
1 stop
LHR7:20 pmLondon Heathrow
Feb 23
LHR9:05 pmLondon Heathrow
16h 40m
1 stop
SIN9:45 pmSingapore Changi
$701
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KLM flights from Singapore to London

Our best KLM deals on Singapore to London flight tickets
KLM
Nov 12
SIN1:40 amSingapore Changi
17h 05m
1 stop
LHR10:45 amLondon Heathrow
Nov 20
LHR5:05 pmLondon Heathrow
15h 10m
1 stop
SIN4:15 pmSingapore Changi
$678
Find similar
KLM
Nov 13
SIN1:40 amSingapore Changi
17h 05m
1 stop
LHR10:45 amLondon Heathrow
Nov 21
LHR5:05 pmLondon Heathrow
15h 10m
1 stop
SIN4:15 pmSingapore Changi
$679
Find similar
KLM
Nov 13
SIN1:40 amSingapore Changi
17h 05m
1 stop
LHR10:45 amLondon Heathrow
Nov 21
LHR5:05 pmLondon Heathrow
15h 10m
1 stop
SIN4:15 pmSingapore Changi
$683
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momondo Fare Finder

 
Customize your flight search to find flights from Singapore to London 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, momondo users made 832,500 searches. Data last updated October 1, 2025.
Use the filters below to find and compare flights from Singapore to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SingaporeLondon

SIN - LGW

SINLGW

Singapore Changi

Sat 10/25

8:00 pm-7:20 am

1 stop18h 20m

London Gatwick

Fri 10/31

10:35 am-12:30 pm

1 stop17h 55m

$674

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Thu 12/25

11:00 pm-8:30 pm

1 stop29h 30m

London Heathrow

Tue 12/30

8:45 am-9:45 pm

1 stop29h 00m

$676

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Wed 11/12

1:40 am-10:45 am

1 stop17h 05m

London Heathrow

Wed 11/19

5:05 pm-4:15 pm

1 stop15h 10m

$678

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Thu 11/13

1:40 am-10:45 am

1 stop17h 05m

London Heathrow

Fri 11/21

5:05 pm-4:15 pm

1 stop15h 10m

$679

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Sun 10/12

9:10 pm-7:00 am

1 stop16h 50m

London Heathrow

Fri 10/31

8:50 am-9:35 am

1 stop16h 45m

$684

SingaporeLondon

SIN - LGW

SINLGW

Singapore Changi

Sun 10/19

3:10 am-1:25 pm

1 stop17h 15m

London Gatwick

Wed 11/5

8:40 am-8:45 am

1 stop16h 05m

$692

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Sat 10/25

9:10 pm-7:40 am

1 stop17h 30m

London Heathrow

Sat 11/1

1:55 pm-9:35 am

1 stop35h 40m

$705

SingaporeLondon

SIN - LGW

SINLGW

Singapore Changi

Sun 10/19

3:10 am-1:25 pm

1 stop17h 15m

London Gatwick

Sun 11/2

2:05 pm-9:15 pm

1 stop23h 10m

$718

SingaporeLondon

SIN - LGW

SINLGW

Singapore Changi

Mon 10/20

10:35 am-7:45 pm

1 stop16h 10m

London Gatwick

Mon 11/3

1:35 pm-2:40 pm

1 stop17h 05m

$733

SingaporeLondon

SIN - LGW

SINLGW

Singapore Changi

Sat 10/11

12:50 am-12:35 pm

1 stop18h 45m

London Gatwick

Wed 10/29

1:35 pm-1:35 pm

1 stop16h 00m

$734

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Singapore to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to London?

The cheapest month to fly to London from Singapore is in February. Flight prices, which tend to average around $742, are often lower during this time because this is during the off-season. The month of March is another great option to travel to London, with average flight prices from Singapore averaging around $743.

What is the cheapest day to depart on your flight to London?

The cheapest day to depart from Singapore to London is on a Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $990. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,354. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

What is the cheapest time of day to depart on your flight to London?

Flying to London from Singapore in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $699 when looking at flights departing in the afternoon. Flights to London are more costly in the evening, with an average ticket price of $1,109. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Singapore Changi to London flight route?

Fly from Singapore Changi to London Heathrow for the best Singapore Changi - London flight prices

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from Singapore when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $861 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Singapore for as low as $805 on momondo.

What cabin class options are available on Singapore Changi to London flights?

There are 4 cabin classes available to choose from on Singapore Changi to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Singapore to London flights?

You could potentially save up to 19% on your flight if you consider stops on a Singapore to London flight.

How have Singapore to London flight prices changed over time?

As of October 2025, prices for Singapore to London flights are approximately 12% cheaper when compared to flights at the same time last year.

When to book flights from Singapore to London

Are you open to changing your travel dates? Check out the ideal times to fly from Singapore to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Singapore to London (SIN to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Singapore to London

Best Price Found

$836

Fastest flight time

13h 30m

Direct flights

Every day

Airports in London

2 airports
The best one-way flight to London from Singapore in the past 72 hours is $836. The best round-trip flight deal from Singapore to London found on momondo in the last 72 hours is $1,023.
The fastest flight from Singapore to London takes 13h 30m
Direct flights go from Singapore to London every day.
There are 2 airports near London: London Heathrow (LHR), London Gatwick (LGW)
Search flight deals

  • How far is Singapore Changi to London by plane?

    The straight-line distance from Singapore Changi to London is 6739.6 mi. 16h 10m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Singapore Changi Airport to London?

    Prices for flights from Singapore Changi Airport to London are refreshed on a daily basis.

  • How many operators does momondo search for flights from Singapore Changi Airport to London?

  • How old do you have to be to fly from Singapore Changi Airport to London?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Singapore Changi Airport to London.

  • What documentation or ID do you need to fly to London?

    The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Singapore to London?

  • What is the most popular airline from Singapore to London?

Best airlines flying from Singapore to London

Compare and see reviews for airlines that fly from Singapore to London with momondo
Airline
Rating
Free Cancellation
Price
Qatar AirwaysPriceFrom $496Free CancellationRating
7.4
3,639 reviews
Search Qatar Airways flights
LufthansaPriceFrom $627Free CancellationRating
6.8
7,443 reviews
Search Lufthansa flights
Etihad AirwaysPriceFrom $631Free CancellationRating
7.4
1,267 reviews
Search Etihad Airways flights
EmiratesPriceFrom $668Free CancellationRating
8.1
3,359 reviews
Search Emirates flights
SWISSPriceFrom $674Free CancellationRating
7.5
1,754 reviews
Search SWISS flights
British AirwaysPriceFrom $690Free CancellationRating
6.7
7,413 reviews
Search British Airways flights
Qantas AirwaysPriceFrom $730Free CancellationRating
7.6
910 reviews
Search Qantas Airways flights
Singapore AirlinesPriceFrom $745Free CancellationRating
8.1
1,373 reviews
Search Singapore Airlines flights

  • Singapore Airlines Flights From Singapore to London

    Singapore Airlines flies from Singapore to London around 34 times per week, with 1,373 momondo users rating the airline 8.1/10. The cheapest Singapore Airlines deal from Singapore to London in the last 72 hours was $745 (round-trip), much lower than the average airfare cost of $1,020 for Singapore Airlines flights on this route.

  • Qantas Airways Flights From Singapore to London

    $730 is the best Qantas Airways flight deal from Singapore to London found on momondo over the last 72 hours. The average Qantas Airways ticket price found was closer to $1,139, however, with flight time and availability significantly affecting the price. Qantas Airways (7.6/10 from 910 user reviews) flies into London from Singapore 6 times in an average week so prices can vary.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Luton
Dover
Slough
Guildford
Dartford
Hayes
Crawley
Chelmsford
Brentwood
Stansted
Folkestone
Ilford
Colchester
Romford
Watford
Richmond
Wembley

Why use momondo?

Why should I use momondo to find a flight deal from Singapore to London?

Finding the right flight to London from Singapore is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

Can I find flights from Singapore to London with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Singapore to London flights to just show those with flexible booking policies.

How can momondo help me find flights from Singapore to London?

momondo provides multiple filters to help you find the best flight to London from Singapore. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Singapore to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Singapore to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport