Cheap flights from London to Singapore from $594

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Singapore departing on 4/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from London to Singapore

Cheap return flights

Air India Logo
13:30 - 18:30LHR-SIN
21h 00m1 stop
Air India Logo
23:00 - 11:30SIN-LHR
20h 30m1 stop
$917Air India
Find Deal
Thu, 5 Feb - Sun, 15 Feb
 Logo
16:40 - 17:25LHR-SIN
16h 45m1 stop
 Logo
00:05 - 08:05SIN-LHR
16h 00m1 stop
Mon, 3 Nov - Sun, 23 Nov
Lufthansa Logo
16:40 - 17:25LHR-SIN
16h 45m1 stop
Lufthansa Logo
23:55 - 08:45SIN-LHR
16h 50m1 stop
$925Lufthansa
Find Deal
Mon, 3 Nov - Sat, 8 Nov
Lufthansa Logo
17:50 - 17:25LHR-SIN
15h 35m1 stop
Lufthansa Logo
23:55 - 09:45SIN-LHR
17h 50m1 stop
$929Lufthansa
Find Deal
Fri, 6 Mar - Sat, 21 Mar
Lufthansa Logo
17:50 - 17:25LHR-SIN
15h 35m1 stop
Lufthansa Logo
23:45 - 08:05SIN-LHR
16h 20m1 stop
$955Lufthansa
Find Deal
Fri, 5 Dec - Tue, 27 Jan
SWISS Logo
17:10 - 18:00LHR-SIN
16h 50m1 stop
SWISS Logo
00:05 - 08:05SIN-LHR
16h 00m1 stop
$958SWISS
Find Deal
Wed, 5 Nov - Mon, 24 Nov
Gulf Air Logo
10:00 - 12:20LHR-SIN
19h 20m1 stop
Gulf Air Logo
20:00 - 06:55SIN-LHR
17h 55m1 stop
$973Gulf Air
Find Deal
Mon, 6 Oct - Mon, 13 Oct
KLM Logo
10:00 - 16:15LHR-SIN
22h 15m1 stop
KLM Logo
01:40 - 13:50SIN-LHR
20h 10m1 stop
$994KLM
Find Deal
Wed, 12 Nov - Tue, 18 Nov
KLM Logo
15:45 - 16:15LHR-SIN
16h 30m1 stop
KLM Logo
01:40 - 10:45SIN-LHR
17h 05m1 stop
$995KLM
Find Deal
Wed, 12 Nov - Tue, 18 Nov
SWISS Logo
20:05 - 18:00LHR-SIN
37h 55m1 stop
SWISS Logo
00:05 - 13:40SIN-LHR
21h 35m2 stops
$1,009SWISS
Find Deal
Mon, 3 Nov - Mon, 24 Nov

Air India flights from London to Singapore

Our best Air India deals on London to Singapore flight tickets
Air India
5 Feb
LHR13:30London Heathrow
21h 00m
1 stop
SIN18:30Singapore Changi
15 Feb
SIN23:00Singapore Changi
20h 30m
1 stop
LHR11:30London Heathrow
Air India
6 Feb
LHR13:00London Heathrow
22h 30m
1 stop
SIN19:30Singapore Changi
13 Feb
SIN08:30Singapore Changi
18h 50m
1 stop
LHR19:20London Heathrow

Lufthansa flights from London to Singapore

Our best Lufthansa deals on London to Singapore flight tickets
Lufthansa
3 Nov
LHR16:40London Heathrow
16h 45m
1 stop
SIN17:25Singapore Changi
8 Nov
SIN23:55Singapore Changi
16h 50m
1 stop
LHR08:45London Heathrow
Lufthansa
6 Mar
LHR17:50London Heathrow
15h 35m
1 stop
SIN17:25Singapore Changi
20 Mar
SIN23:55Singapore Changi
16h 50m
1 stop
LHR08:45London Heathrow
Lufthansa
5 Dec
LHR17:50London Heathrow
15h 35m
1 stop
SIN17:25Singapore Changi
27 Jan
SIN23:45Singapore Changi
16h 20m
1 stop
LHR08:05London Heathrow

momondo Fare Finder

 
Customise 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, momondo users made 78,305 searches. Data last updated 13 September 2025.
Use the filters below to find and compare flights from London to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 5/2

13:30-18:30

1 stop21h 00m

Singapore Changi

Sun 15/2

23:00-11:30

1 stop20h 30m

$917

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 3/11

16:40-17:25

1 stop16h 45m

Singapore Changi

Sun 23/11

00:05-08:05

1 stop16h 00m

$923

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 3/11

16:40-17:25

1 stop16h 45m

Singapore Changi

Sat 8/11

23:55-08:45

1 stop16h 50m

$925

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Fri 6/3

17:50-17:25

1 stop15h 35m

Singapore Changi

Sat 21/3

23:55-09:45

1 stop17h 50m

$929

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Fri 5/12

17:50-17:25

1 stop15h 35m

Singapore Changi

Tue 27/1

23:45-08:05

1 stop16h 20m

$955

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 5/11

17:10-18:00

1 stop16h 50m

Singapore Changi

Mon 24/11

00:05-08:05

1 stop16h 00m

$958

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 6/10

10:00-12:20

1 stop19h 20m

Singapore Changi

Mon 13/10

20:00-06:55

1 stop17h 55m

$973

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 12/11

10:00-16:15

1 stop22h 15m

Singapore Changi

Tue 18/11

01:40-13:50

1 stop20h 10m

$994

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 12/11

15:45-16:15

1 stop16h 30m

Singapore Changi

Tue 18/11

01:40-10:45

1 stop17h 05m

$995

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 3/11

20:05-18:00

1 stop37h 55m

Singapore Changi

Mon 24/11

00:05-13:40

2 stops21h 35m

$1,009

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Singapore from

How to get the cheapest flight ticket from London to Singapore

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 typical price of a round-trip flight between London and Singapore?

What is the cheapest month to fly to Singapore?

In general, May is the cheapest month to fly from London to Singapore. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,043. If you aren’t able to travel during the month of May, then book flights to Singapore from London during March instead. Flights to Singapore in March, while not as cheap as those in May, still average around $1,079.

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

The cheapest day to depart on your flight to Singapore is on a Tuesday when prices can be found for as low as $2,101. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Singapore on Friday is $2,297.

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

In the afternoon is the cheapest time of day to fly from London to Singapore when you can find flight prices for as low as $1,350. Flying to Singapore in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the evening because they tend to be around $2,297. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London to Singapore Changi flight route?

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

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

You are more likely to see cheaper flights to Singapore from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around $1,296 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Singapore from London for as low as $1,162 on momondo.

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

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

How have London to Singapore flight prices changed over time?

As of September 2025, prices for London to Singapore flights are approximately 5% cheaper when compared to flights at the same time last year.

When to book flights from London to Singapore

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

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

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

Best price found

$1,297

Fastest flight time

13h 00m

Direct flights

Every day

Airports in Singapore

1 airport
The best one-way flight to Singapore from London in the past 72 hours is $1,297. The best return flight deal from London to Singapore found on momondo in the last 72 hours is $1,822.
The fastest flight from London to Singapore takes 13h 00m
Direct flights go from London to Singapore every day.
There is 1 airport near Singapore: Singapore Changi (SIN)
  • How far is London to Singapore Changi by plane?

    The straight-line distance from London to Singapore Changi is 10846.3 km. By plane, this route typically takes 15h 20m.

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

    Prices for flights from London to Singapore Changi Airport refresh daily.

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

    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 stopovers. It is recommended that you verify with the airline you are booking with for travel from London to Singapore Changi Airport.

  • What documentation or ID do you need to fly to Singapore Changi Airport?

    The travel and health documents required for your trip to Singapore Changi Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Singapore Changi Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Singapore. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Singapore from London which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Singapore.

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

Of course. momondo tracks the price of London to Singapore flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Singapore trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 13/10
Mon 20/10

Find better results for your trip to Singapore

Fly your favourite airline to Singapore

Airlines are sorted and displayed according to clicks in the past 7 days on momondo