How long is the flight from Singapore to London Heathrow Airport?

Airlines like Gulf Air, Turkish Airlines, and SWISS fly from Singapore to London Heathrow Airport in about 18h 55m. The time it takes to get you to your destination can typically vary by up to 11h 15m. Singapore and London Heathrow Airport are separated by a distance of 6757 mi. This flight may include one or multiple stops.

What are the cheapest airlines to fly from Singapore to London Heathrow Airport one-way?

One-way options have recently been found by users for as low as £180 on Malaysia Airlines. Other airlines that offer cheap prices include Etihad Airways from £197 and Gulf Air from £216 one-way.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the cheapest flights from Singapore to London Heathrow Airport?

On average you can expect to pay £589 for a flight from Singapore to London Heathrow Airport. The cheapest flight overall is £337 while the most popular route, (Singapore Changi - London Heathrow) is currently priced at £467.

What are the most reliable airlines from Singapore to London Heathrow Airport?

Consider Air Canada (92%), American Airlines (92%) or Iberia (92%) when booking your flight. These represent the most reliable airlines when flying from Singapore to London Heathrow Airport.

What are the most popular airlines that fly from Singapore to London Heathrow Airport?

The most popular airlines flying from Singapore to London Heathrow Airport are Singapore Airlines, British Airways and Emirates. Something to consider prior to booking your flight.

Can I find deals for flights from Singapore to Heathrow that include hotel bookings?

Yes. In addition to deals on Singapore to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Singapore to Heathrow?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Heathrow.

Can I find deals for business class flights from Singapore to Heathrow?

Yes. Cheapflights offers flight deals from Singapore to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£244+ Cheap Flights from Singapore to London Heathrow Airport

Cheap flight deals from Singapore to Heathrow

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Singapore to Heathrow
Explore the most affordable flight options available from Singapore to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 October 2026.

Wed 4/1119:25 -

1 stop27h 05m

Sun 15/1119:20 -

1 stop30h 15m

Deal found 7/10£512

Wed 4/1119:25 -

1 stop30h 45m

Sun 22/1108:40 -

1 stop16h 55m

Deal found 8/10£513

Wed 28/1004:40 -

1 stop21h 45m

Sat 14/1106:50 -

2 stops25h 25m

Deal found 8/10£514

Wed 21/1004:40 -

1 stop21h 50m

Tue 1/1212:10 -

2 stops37h 25m

Deal found 7/10£514

Sun 20/1216:15 -

2 stops34h 00m

Mon 4/121:00 -

2 stops30h 10m

Deal found 9/10£515

Fri 13/1104:35 -

1 stop18h 20m

Mon 16/1117:55 -

1 stop15h 45m

Deal found 10/10£516

Wed 23/1211:40 -

1 stop17h 25m

Wed 6/122:40 -

1 stop35h 00m

Deal found 10/10£517

Fri 23/1010:25 -

1 stop19h 00m

Mon 26/1016:30 -

1 stop17h 10m

Deal found 8/10£517

Sun 1/1112:15 -

2 stops38h 00m

Fri 6/1121:00 -

2 stops30h 10m

Deal found 9/10£518

Wed 21/1009:00 -

1 stop18h 25m

Sat 24/1020:25 -

1 stop27h 25m

Deal found 6/10£519

Fri 20/1111:40 -

1 stop17h 25m

Wed 25/1117:55 -

1 stop15h 45m

Deal found 10/10£520

Wed 28/1022:05 -

1 stop30h 35m

Fri 13/1107:30 -

1 stop27h 10m

Deal found 9/10£520

Find flight deals from Singapore to Heathrow

Round-trip from	£512
One-way from	£244
Popular in	March
Cheapest in	January
Average price	£635
Good round-trip deal	£732 or less
Good one-way deal	£349 or less

Etihad Airways
4/11-15/11
2 total stops
57h 20m total
Singapore to London

Search Deals

Shenzhen Airlines
10/1-31/12
1 total stop
37h 30m total
Singapore to London

Search Deals

Highest demand for flights based on searches. 5% potential increase in price (£29 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Price to beat on a round-trip flight from Singapore to London Heathrow.

Search Deals

Price to beat on a one-way flight from Singapore to London Heathrow.

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Sun 18/10

20:00-06:55

1 stop17h 55m

London Heathrow

Wed 31/12

00:00-06:30

Nonstop0h 00m

£261

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Sat 12/12

10:40-21:40

2 stops19h 00m

London Heathrow

Wed 31/12

00:00-06:30

Nonstop0h 00m

£295

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Mon 16/11

09:15-21:40

2 stops20h 25m

London Heathrow

Wed 31/12

00:00-06:30

Nonstop0h 00m

£295

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Mon 7/12

10:40-21:40

2 stops19h 00m

London Heathrow

Wed 31/12

00:00-06:30

Nonstop0h 00m

£317

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Thu 24/12

18:35-08:20

2 stops21h 45m

London Heathrow

Wed 31/12

00:00-06:30

Nonstop0h 00m

£317

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Wed 17/3

21:20-20:00

2 stops30h 40m

London Heathrow

Wed 31/12

00:00-06:30

Nonstop0h 00m

£336

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Sat 20/3

21:20-07:10

2 stops41h 50m

London Heathrow

Wed 31/12

00:00-06:30

Nonstop0h 00m

£336

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Thu 31/12

00:05-13:40

2 stops21h 35m

London Heathrow

Wed 31/12

00:00-06:30

Nonstop0h 00m

£346

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Fri 19/3

21:20-13:50

2 stops48h 30m

London Heathrow

Wed 31/12

00:00-06:30

Nonstop0h 00m

£366

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Sun 29/11

10:30-07:10

1 stop28h 40m

London Heathrow

Wed 31/12

00:00-06:30

Nonstop0h 00m

£386

Flights are sorted by cheapest return flights first.

Deals found on 8/10

Showing 1-10 of 21 resultsSorted by cheapest first

Best time to book a flight from Singapore to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Singapore with our price prediction graph.

SIN-LHR

Estimated return 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 Singapore to London Heathrow Airport

SG0-LHR

SIN-LHR

What is the cheapest month to book a flight from Singapore to London Heathrow Airport?

Currently, February is the cheapest month in which you can book a flight from Singapore to London Heathrow Airport (average of £595). Flying from Singapore to London Heathrow Airport in December is currently the most expensive (average of £833). 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 SG to LHR?

When flying from Singapore to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Singapore to London Heathrow Airport

The most flights from SG0 to LHR are scheduled on a Friday (37 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (27 on average).

How often are flights from Singapore to London delayed?

About 10% of weekly flights between Singapore and London have experienced delays in the past year, with the average delay time being 141 minutes.

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

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

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

Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, British Airways have had the lowest number of delays on this route, with just 5% of flights being delayed.

How far ahead should I book a flight from Singapore to London Heathrow Airport?

To ensure you get the cheapest price possible for a flight from Singapore to London Heathrow Airport, you should look to book at least 51 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Heathrow

See what other customers who have flown with Singapore Airlines,Emirates, andQantas Airways from Singapore to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Singapore Airlines

8.2

Very Good

1,623 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Sept 2026

SIN - SEA

One would expect that one of a major global airlines has ability to cancel the flight without 50% charge when there are very clear, urgent, and extremely serious health reasons with doctor notes. But one would be wrong.

Singapore Airlines

8.2

Very Good

1,623 reviews

Singapore Airlines

8.2

Very Good

1,623 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Sept 2026

SIN - SEA

Emirates

8.1

Very Good

3,676 reviews

Singapore Airlines

8.2

Very Good

1,623 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Sept 2026

SIN - SEA

Qantas Airways

7.5

Good

1,109 reviews

Singapore Airlines

8.2

Very Good

1,623 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Sept 2026

SIN - SEA

Qatar Airways

7.3

Good

3,721 reviews

Singapore Airlines

8.2

Very Good

1,623 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Sept 2026

SIN - SEA

British Airways

6.7

Okay

8,255 reviews

Singapore Airlines

8.2

Very Good

1,623 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Sept 2026

SIN - SEA

Related info for your journey

How long is the flight from Singapore to London Heathrow Airport?
Airlines like Gulf Air, Turkish Airlines, and SWISS fly from Singapore to London Heathrow Airport in about 18h 55m. The time it takes to get you to your destination can typically vary by up to 11h 15m. Singapore and London Heathrow Airport are separated by a distance of 6757 mi. This flight may include one or multiple stops.
What are the cheapest airlines to fly from Singapore to London Heathrow Airport one-way?
One-way options have recently been found by users for as low as £180 on Malaysia Airlines. Other airlines that offer cheap prices include Etihad Airways from £197 and Gulf Air from £216 one-way.
What are the most reliable airlines from Singapore to London Heathrow Airport?
Consider Air Canada (92%), American Airlines (92%) or Iberia (92%) when booking your flight. These represent the most reliable airlines when flying from Singapore to London Heathrow Airport.
What are the cheapest flights from Singapore to London Heathrow Airport?
On average you can expect to pay £589 for a flight from Singapore to London Heathrow Airport. The cheapest flight overall is £337 while the most popular route, (Singapore Changi - London Heathrow) is currently priced at £467.
Can I find deals for flights from Singapore to Heathrow that include hotel bookings?
Yes. In addition to deals on Singapore to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Singapore to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Heathrow.
Can I find deals for business class flights from Singapore to Heathrow?
Yes. Cheapflights offers flight deals from Singapore to Heathrow 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 Singapore to London Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from Singapore to London Heathrow Airport (average of £595). Flying from Singapore to London Heathrow Airport in December is currently the most expensive (average of £833). 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

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Top 6 airlines flying from Singapore to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
Etihad Airways	Cheapest£380	Average£495	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
Qatar Airways	Cheapest£536	Average£587	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights
Emirates	Cheapest£565	Average£635	FlexibilityNo cancel fee	On-time75%	Search Emirates flights
Qantas Airways	Cheapest£595	Average£678	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights
Singapore Airlines	Cheapest£616	Average£755	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights
British Airways	Cheapest£695	Average£1,008	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

How does Cheapflights help users find flights from Singapore to Heathrow?

Cheapflights helps you search for flights from Singapore to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Singapore to Heathrow?

Cheapflights simply makes it quick and affordable to book flights from Singapore to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Singapore to Heathrow with no change fees?

Yes! Cheapflights helps users easily find flights from Singapore to Heathrow with no change fees.

Can Cheapflights notify me if prices for flights from Singapore to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Singapore today and book when prices fit your budget.

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Singapore to London Heathrow Airport from £244

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Singapore to Heathrow

Cheapest flights from Singapore to HeathrowExplore the most affordable flight options available from Singapore to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 October 2026.

Explore the most affordable flight options available from Singapore to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 October 2026.

Best flights from Singapore to HeathrowDiscover carefully curated flight deals from Singapore to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 October 2026.

Discover carefully curated flight deals from Singapore to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 October 2026.

Direct flights from Singapore to HeathrowExplore direct flight options from Singapore to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 11 October 2026.

Explore direct flight options from Singapore to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 11 October 2026.

Last-minute flights from Singapore to HeathrowDiscover last-minute flight deals from Singapore to Heathrow. Data last updated 11 October 2026 and is based on user searches.

Discover last-minute flight deals from Singapore to Heathrow. Data last updated 11 October 2026 and is based on user searches.

One-way flights from Singapore to HeathrowSearch for one-way flight options from Singapore to Heathrow. Find affordable one-way fares based on user searches. Data last updated 11 October 2026.

Search for one-way flight options from Singapore to Heathrow. Find affordable one-way fares based on user searches. Data last updated 11 October 2026.

Find flight deals from Singapore to Heathrow

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One-way from

Popular in

Cheapest in

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Cheapflights Fare Finder

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

Best time to book a flight from Singapore to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Singapore with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Singapore to London Heathrow Airport?

What is the cheapest time of day to fly from SG to LHR?

Find hourly flight availability from Singapore to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 October 2026.

When flying from Singapore to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Singapore to London Heathrow Airport

Explore weekly flight availability from Singapore to Heathrow. 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 11 October 2026.

The most flights from SG0 to LHR are scheduled on a Friday (37 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (27 on average).

How often are flights from Singapore to London delayed?

About 10% of weekly flights between Singapore and London have experienced delays in the past year, with the average delay time being 141 minutes.

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

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

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

Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, British Airways have had the lowest number of delays on this route, with just 5% of flights being delayed.

How far ahead should I book a flight from Singapore to London Heathrow Airport?

To ensure you get the cheapest price possible for a flight from Singapore to London Heathrow Airport, you should look to book at least 51 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Heathrow

See what other customers who have flown with Singapore Airlines,Emirates, andQantas Airways from Singapore to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Singapore to London Heathrow Airport?

What are the cheapest airlines to fly from Singapore to London Heathrow Airport one-way?

What are the most reliable airlines from Singapore to London Heathrow Airport?

What are the cheapest flights from Singapore to London Heathrow Airport?

Can I find deals for flights from Singapore to Heathrow that include hotel bookings?

How can I find direct flights from Singapore to Heathrow?

Can I find deals for business class flights from Singapore to Heathrow?

What is the cheapest month to book a flight from Singapore to London Heathrow Airport?

Travelling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Singapore to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

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Search flights from Singapore to Heathrow by cabin class

Find flights from Singapore to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 11 October 2026.

Singapore and Heathrow flights

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Top 6 airlines flying from Singapore to Heathrow

Fly with Cheapflights

How does Cheapflights help users find flights from Singapore to Heathrow?

Why should you use Cheapflights to find cheap flight tickets from Singapore to Heathrow?

Can Cheapflights find flights from Singapore to Heathrow with no change fees?

Can Cheapflights notify me if prices for flights from Singapore to Heathrow become cheaper?

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Cheapest flights from Singapore to Heathrow
Explore the most affordable flight options available from Singapore to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 October 2026.

Best flights from Singapore to Heathrow
Discover carefully curated flight deals from Singapore to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 October 2026.

Direct flights from Singapore to Heathrow
Explore direct flight options from Singapore to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 11 October 2026.

Last-minute flights from Singapore to Heathrow
Discover last-minute flight deals from Singapore to Heathrow. Data last updated 11 October 2026 and is based on user searches.

One-way flights from Singapore to Heathrow
Search for one-way flight options from Singapore to Heathrow. Find affordable one-way fares based on user searches. Data last updated 11 October 2026.