What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

How many flights depart from London Heathrow Airport to Singapore on average per week?

The number of flights available between London Heathrow Airport and Singapore is 239 per week as of November 2025. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.

How many flights depart from London Heathrow Airport to Singapore on average per day?

The number of flights available between London Heathrow Airport and Singapore is 34 per day as of November 2025. The most frequent departure time is 21:00, with 66% of daily flights leaving in the evening.

Which airline has the best punctuality record on London to Singapore flights?

According to our data, Qantas Airways have had the fewest delays on this route over the last 12 months, with about 18% of their flights experiencing any sort of delay.

How often are flights from London to Singapore delayed?

Historically, on average around 29% of flights between London and Singapore have experienced a delay on any given week. The average delay length over the past 12 months has been 93 minutes.

What is the most punctual flight time for London to Singapore flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What is the cheapest airline that flies from London Heathrow to Singapore Changi?

Shenzhen Airlines, SWISS, and Gulf Air are the most popular carriers operating from London Heathrow to Singapore Changi

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

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

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Singapore Changi Airport.

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

The travel and health documents you'll need for your trip to Singapore Changi Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Singapore Changi Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$637 Cheap Flights from London Heathrow Airport to Singapore in 2025/26

1 adult

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

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

Trusted and free

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

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from London Heathrow Airport to Singapore

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

17:50 - 17:25LHR-SIN

15h 35m1 stop

00:05 - 08:05SIN-LHR

16h 00m1 stop

$957Multiple Airlines

Find Deal

Tue, 17 Mar - Mon, 23 Mar

18:40 - 18:00LHR-SIN

15h 20m1 stop

23:25 - 08:15SIN-LHR

15h 50m1 stop

$963Multiple Airlines

Find Deal

Thu, 4 Dec - Tue, 5 May

19:20 - 09:35LHR-SIN

30h 15m1 stop

19:25 - 14:30SIN-LHR

27h 05m1 stop

$971Etihad Airways

Find Deal

Tue, 24 Feb - Thu, 12 Mar

08:50 - 09:35LHR-SIN

16h 45m1 stop

19:25 - 06:40SIN-LHR

19h 15m1 stop

$976Etihad Airways

Find Deal

Tue, 10 Mar - Wed, 25 Mar

17:10 - 18:00LHR-SIN

16h 50m1 stop

00:05 - 13:40SIN-LHR

21h 35m2 stops

$985SWISS

Find Deal

Thu, 26 Feb - Wed, 11 Mar

18:40 - 18:00LHR-SIN

15h 20m1 stop

00:05 - 13:40SIN-LHR

21h 35m2 stops

$988SWISS

Find Deal

Mon, 2 Mar - Wed, 11 Mar

17:50 - 17:25LHR-SIN

15h 35m1 stop

23:45 - 08:05SIN-LHR

16h 20m1 stop

$994Lufthansa

Find Deal

Thu, 22 Jan - Sat, 7 Feb

17:50 - 17:25LHR-SIN

15h 35m1 stop

23:45 - 08:05SIN-LHR

16h 20m1 stop

$997Lufthansa

Find Deal

Thu, 22 Jan - Wed, 11 Feb

09:30 - 12:30LHR-SIN

19h 00m1 stop

20:00 - 06:55SIN-LHR

17h 55m1 stop

$1,025Gulf Air

Find Deal

Mon, 16 Mar - Tue, 31 Mar

09:30 - 12:30LHR-SIN

19h 00m1 stop

20:00 - 15:20SIN-LHR

26h 20m1 stop

$1,028Gulf Air

Find Deal

Mon, 23 Mar - Wed, 1 Apr

Etihad Airways flights from London Heathrow Airport to Singapore

Our best Etihad Airways deals on London Heathrow Airport to Singapore flight tickets

Etihad Airways

24 Feb

LHR19:20London Heathrow

30h 15m

1 stop

SIN09:35Singapore Changi

12 Mar

SIN19:25Singapore Changi

27h 05m

1 stop

LHR14:30London Heathrow

$971

Find similar

Etihad Airways

10 Mar

LHR08:50London Heathrow

16h 45m

1 stop

SIN09:35Singapore Changi

25 Mar

SIN19:25Singapore Changi

19h 15m

1 stop

LHR06:40London Heathrow

$976

Find similar

Etihad Airways

17 Mar

LHR08:50London Heathrow

16h 45m

1 stop

SIN09:35Singapore Changi

25 Mar

SIN19:25Singapore Changi

19h 15m

1 stop

LHR06:40London Heathrow

$977

Find similar

SWISS flights from London Heathrow Airport to Singapore

Our best SWISS deals on London Heathrow Airport to Singapore flight tickets

SWISS

26 Feb

LHR17:10London Heathrow

16h 50m

1 stop

SIN18:00Singapore Changi

11 Mar

SIN00:05Singapore Changi

21h 35m

2 stops

LHR13:40London Heathrow

$985

Find similar

SWISS

2 Mar

LHR18:40London Heathrow

15h 20m

1 stop

SIN18:00Singapore Changi

11 Mar

SIN00:05Singapore Changi

21h 35m

2 stops

LHR13:40London Heathrow

$988

Find similar

SWISS

26 Feb

LHR18:40London Heathrow

15h 20m

1 stop

SIN18:00Singapore Changi

18 Mar

SIN00:05Singapore Changi

21h 35m

2 stops

LHR13:40London Heathrow

$991

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 17/3

17:50-17:25

1 stop15h 35m

Singapore Changi

Mon 23/3

00:05-08:05

1 stop16h 00m

$957

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 4/12

18:40-18:00

1 stop15h 20m

Singapore Changi

Tue 5/5

23:25-08:15

1 stop15h 50m

$963

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 24/2

19:20-09:35

1 stop30h 15m

Singapore Changi

Thu 12/3

19:25-14:30

1 stop27h 05m

$971

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 10/3

08:50-09:35

1 stop16h 45m

Singapore Changi

Wed 25/3

19:25-06:40

1 stop19h 15m

$976

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 26/2

17:10-18:00

1 stop16h 50m

Singapore Changi

Wed 11/3

00:05-13:40

2 stops21h 35m

$985

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 2/3

18:40-18:00

1 stop15h 20m

Singapore Changi

Wed 11/3

00:05-13:40

2 stops21h 35m

$988

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 22/1

17:50-17:25

1 stop15h 35m

Singapore Changi

Sat 7/2

23:45-08:05

1 stop16h 20m

$994

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 22/1

17:50-17:25

1 stop15h 35m

Singapore Changi

Wed 11/2

23:45-08:05

1 stop16h 20m

$997

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 16/3

09:30-12:30

1 stop19h 00m

Singapore Changi

Tue 31/3

20:00-06:55

1 stop17h 55m

$1,025

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 23/3

09:30-12:30

1 stop19h 00m

Singapore Changi

Wed 1/4

20:00-15:20

1 stop26h 20m

$1,028

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London Heathrow Airport 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

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Singapore?

In general, May is the cheapest month to fly from London Heathrow Airport to Singapore. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,076. If you aren’t able to travel during the month of May, then book flights to Singapore from London Heathrow Airport during September instead. Flights to Singapore in September, while not as cheap as those in May, still average around $1,117.

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 $2,184. 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 Thursday as prices are generally higher than usual. According to our data, the average ticket price to Singapore on Thursday is $2,368.

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

In the evening is the cheapest time of day to fly from London Heathrow Airport to Singapore when you can find flight prices for as low as $2,264. Flying to Singapore in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $2,265. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London Heathrow to Singapore Changi flight route?

Fly from London Heathrow to Singapore Changi for the best London Heathrow - 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 Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around $1,327 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 Heathrow Airport for as low as $1,180 on momondo.

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

There are 4 cabin classes available to choose from on London Heathrow 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 Heathrow Airport to Singapore flight prices changed over time?

As of November 2025, prices for London Heathrow Airport to Singapore flights are approximately 16% cheaper when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Singapore

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

Estimated return price

Cheap London Heathrow Airport to Singapore (LHR to SIN) flight deals and tips

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

Best price found	$1,645
Fastest flight time	13h 00m
Direct flights	Every day
Airports in Singapore	1 airport

The best one-way flight to Singapore from London Heathrow Airport in the past 72 hours is $1,645. The best return flight deal from London Heathrow Airport to Singapore found on momondo in the last 72 hours is $2,049.

The fastest flight from London Heathrow Airport to Singapore takes 13h 00m

Direct flights go from London Heathrow Airport to Singapore every day.

There is 1 airport near Singapore: Singapore Changi (SIN)

Search flight deals

How far is London Heathrow to Singapore Changi by plane?
The straight-line distance from London Heathrow to Singapore Changi is 10869.4 km. In terms of flight time, this usually takes a little over 15h 20m.
When did momondo last update prices for flights from London Heathrow Airport to Singapore Changi Airport?
Prices for flights from London Heathrow Airport to Singapore Changi Airport are refreshed on a daily basis.
How old do you have to be to fly from London Heathrow Airport to Singapore Changi Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Singapore Changi Airport.
What documentation or ID do you need to fly to Singapore Changi Airport?
The travel and health documents you'll need for your trip to Singapore Changi Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Singapore Changi Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London Heathrow Airport to Singapore?
momondo data reveals that the most frequently booked plane model on the route from London Heathrow Airport to Singapore is Boeing 777-300ER, representing 33.35% of all bookings. The subsequent popular models are Airbus A380-800 at 31.01%, Airbus A350-900 at 19.22%, and Boeing 787-9 Dreamliner at 14.17%.

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?

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Singapore from London.

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

Yes momondo offers price alerts on flights to Singapore from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Tue 9/12

Tue 16/12

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Singapore

Fly your favourite airline to Singapore

Cheap flights from London Heathrow Airport to Singapore from $637

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from London Heathrow Airport to Singapore

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

Etihad Airways flights from London Heathrow Airport to Singapore

Our best Etihad Airways deals on London Heathrow Airport to Singapore flight tickets

SWISS flights from London Heathrow Airport to Singapore

Our best SWISS deals on London Heathrow Airport to Singapore flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Singapore that are best for you.

See travel insights to Singapore from

How to get the cheapest flight ticket from London Heathrow Airport 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 cheapest month to fly to Singapore?

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

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

What is the cheapest London Heathrow to Singapore Changi flight route?

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

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

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

There are 4 cabin classes available to choose from on London Heathrow 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 Heathrow Airport to Singapore flight prices changed over time?

As of November 2025, prices for London Heathrow Airport to Singapore flights are approximately 16% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from London Heathrow to Singapore Changi?

Shenzhen Airlines, SWISS, and Gulf Air are the most popular carriers operating from London Heathrow to Singapore Changi

How often are flights from London to Singapore delayed?

Historically, on average around 29% of flights between London and Singapore have experienced a delay on any given week. The average delay length over the past 12 months has been 93 minutes.

What is the most punctual flight time for London to Singapore flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on London to Singapore flights?

According to our data, Qantas Airways have had the fewest delays on this route over the last 12 months, with about 18% of their flights experiencing any sort of delay.

How many flights depart from London Heathrow Airport to Singapore on average per day?

The number of flights available between London Heathrow Airport and Singapore is 34 per day as of November 2025. The most frequent departure time is 21:00, with 66% of daily flights leaving in the evening.

How many flights depart from London Heathrow Airport to Singapore on average per week?

The number of flights available between London Heathrow Airport and Singapore is 239 per week as of November 2025. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.

When to book flights from London Heathrow Airport to Singapore

Cheap London Heathrow Airport to Singapore (LHR to SIN) flight deals and tips

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

Best price found

Fastest flight time

Direct flights

Airports in Singapore

How far is London Heathrow to Singapore Changi by plane?

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

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

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

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

Why use momondo?

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

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

How can momondo help me find flights 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?

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.

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