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

Airlines like Emirates, SWISS, and SAUDIA fly from Singapore to London Heathrow Airport in about 18h. The time it takes to get you to your destination can typically vary by up to 19h 40m. The distance from Singapore to London Heathrow Airport is about 10874 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

The cheapet airlines for a one-way flight from Singapore to London Heathrow Airport are Oman Air (S$ 337), Malaysia Airlines (S$ 377), and Etihad Airways (S$ 395).

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?

Looking at all options, your cheapest flight can be booked for S$ 535. While the most popular route (Singapore Changi - London Heathrow) can be booked for S$ 795 on average, our data indicates S$ 1,181 when flying from Singapore to London Heathrow Airport.

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

The top 3 most reliable airlines when flying from Singapore to London Heathrow Airport are American Airlines (89%), Iberia (89%) and British Airways (89%).

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

Consider Singapore Airlines, British Airways or Emirates when booking your flight. These represent the most popular airlines when flying from Singapore to London Heathrow Airport.

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.

S$ 382+ 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 5 November 2026.

Tue 24-1104:40 -

1 stop21h 45m

Sun 29-1112:30 -

1 stop29h 30m

Deal found 1-11S$ 862

Fri 18-1213:10 -

1 stop39h 20m

Mon 11-120:30 -

1 stop38h 00m

Deal found 4-11S$ 866

Sat 14-1119:25 -

1 stop19h 15m

Mon 23-1119:20 -

1 stop30h 15m

Deal found 1-11S$ 870

Fri 4-1208:00 -

1 stop35h 30m

Tue 8-1213:30 -

1 stop21h 00m

Deal found 4-11S$ 872

Sun 8-1110:25 -

1 stop36h 30m

Sun 15-1122:40 -

1 stop26h 05m

Deal found 1-11S$ 873

Tue 10-1112:15 -

1 stop38h 10m

Mon 23-1108:50 -

2 stops40h 45m

Deal found 2-11S$ 875

Tue 1-1212:15 -

1 stop38h 10m

Mon 7-1221:00 -

2 stops22h 10m

Deal found 2-11S$ 876

Sun 8-1110:25 -

1 stop31h 20m

Sat 21-1106:25 -

1 stop18h 20m

Deal found 3-11S$ 877

Thu 19-1110:25 -

1 stop18h 40m

Thu 3-1217:55 -

1 stop15h 45m

Deal found 31-10S$ 880

Fri 20-1111:40 -

1 stop17h 25m

Tue 24-1117:55 -

1 stop15h 45m

Deal found 4-11S$ 881

Find flight deals from Singapore to Heathrow

Round-trip from	S$ 862
One-way from	S$ 382
Popular in	March
Cheapest in	January
Average price	S$ 1,104
Good round-trip deal	S$ 1,213 or less
Good one-way deal	S$ 563 or less

XiamenAir
24-11-29-11
2 total stops
51h 15m total
Singapore to London

Search Deals

19-11-31-12
2 total stops
25h 45m total
Singapore to London

Search Deals

Highest demand for flights based on searches. 4% potential increase in price (S$ 63 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (S$ 42 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 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

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Wed 13-1

12:30-13:50

2 stops33h 20m

London Heathrow

Wed 31-12

00:00-06:30

Nonstop0h 00m

S$ 620

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Sun 20-12

21:20-18:20

2 stops53h 00m

London Heathrow

Wed 31-12

00:00-06:30

Nonstop0h 00m

S$ 622

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Wed 30-12

00:05-13:40

2 stops21h 35m

London Heathrow

Wed 31-12

00:00-06:30

Nonstop0h 00m

S$ 647

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Sun 10-1

21:00-18:20

1 stop29h 20m

London Heathrow

Wed 31-12

00:00-06:30

Nonstop0h 00m

S$ 659

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Sun 3-1

22:05-20:40

1 stop30h 35m

London Heathrow

Wed 31-12

00:00-06:30

Nonstop0h 00m

S$ 891

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Sun 10-1

23:15-05:45

Nonstop14h 30m

London Heathrow

Wed 31-12

00:00-06:30

Nonstop0h 00m

S$ 934

Fastest return journey

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Thu 15-4

22:40-05:35

Nonstop13h 55m

London Heathrow

Wed 31-12

00:00-06:30

Nonstop0h 00m

S$ 936

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Sun 20-12

09:00-15:20

Nonstop14h 20m

London Heathrow

Wed 31-12

00:00-06:30

Nonstop0h 00m

S$ 965

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Tue 15-12

10:30-16:10

1 stop37h 40m

London Heathrow

Thu 24-12

19:00-13:35

1 stop34h 35m

S$ 1,109

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Tue 24-11

07:00-21:40

2 stops22h 40m

London Heathrow

Wed 9-12

20:05-18:05

1 stop38h 00m

S$ 1,129

Flights are sorted by cheapest return flights first.

Deals found on 4-11

Showing 1-10 of 20 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 S$ 1,008). Flying from Singapore to London Heathrow Airport in December is currently the most expensive (average of S$ 1,495). 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 Monday (36 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (32 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?

The best time to book flights from Singapore to London Heathrow Airport is 51 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Heathrow

Check out reviews from past customers who have flown with Singapore Airlines,Emirates, andQantas Airways from Singapore to London Heathrow Airport 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.

Singapore Airlines

8.2

Very Good

1,635 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

1,635 reviews

Singapore Airlines

8.2

Very Good

1,635 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Sept 2026

SIN - SEA

Emirates

8.1

Very Good

3,687 reviews

Singapore Airlines

8.2

Very Good

1,635 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Sept 2026

SIN - SEA

Qantas Airways

7.5

Good

1,122 reviews

Singapore Airlines

8.2

Very Good

1,635 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Sept 2026

SIN - SEA

Qatar Airways

7.4

Good

3,711 reviews

Singapore Airlines

8.2

Very Good

1,635 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Sept 2026

SIN - SEA

British Airways

6.7

Okay

8,282 reviews

Singapore Airlines

8.2

Very Good

1,635 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 Emirates, SWISS, and SAUDIA fly from Singapore to London Heathrow Airport in about 18h. The time it takes to get you to your destination can typically vary by up to 19h 40m. The distance from Singapore to London Heathrow Airport is about 10874 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines to fly from Singapore to London Heathrow Airport one-way?
The cheapet airlines for a one-way flight from Singapore to London Heathrow Airport are Oman Air (S$ 337), Malaysia Airlines (S$ 377), and Etihad Airways (S$ 395).
What are the most reliable airlines from Singapore to London Heathrow Airport?
The top 3 most reliable airlines when flying from Singapore to London Heathrow Airport are American Airlines (89%), Iberia (89%) and British Airways (89%).
What are the cheapest flights from Singapore to London Heathrow Airport?
Looking at all options, your cheapest flight can be booked for S$ 535. While the most popular route (Singapore Changi - London Heathrow) can be booked for S$ 795 on average, our data indicates S$ 1,181 when flying from Singapore to London Heathrow Airport.
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 S$ 1,008). Flying from Singapore to London Heathrow Airport in December is currently the most expensive (average of S$ 1,495). 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

Gatwick

Luton

Hayes

Hounslow

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to England

Flights by cabin class

Heathrow flight routes

Other flight options

Popular flights

Alternative routes for Singapore to Heathrow

Singapore to Heathrow flights

Singapore to Gatwick flights

Singapore to Stansted flights

Singapore to London City flights

Singapore to Luton flights

Kuala Lumpur Intl to Heathrow flights

Top 10 airlines flying from Singapore to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
Oman Air	CheapestS$ 685	AverageS$ 794	FlexibilityNo cancel fee	On-time76%	Search Oman Air flights
Etihad Airways	CheapestS$ 730	AverageS$ 835	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
Finnair	CheapestS$ 750	AverageS$ 1,041	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Qantas Airways	CheapestS$ 804	AverageS$ 1,029	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights
Gulf Air	CheapestS$ 816	AverageS$ 911	FlexibilityNo cancel fee	On-time67%	Search Gulf Air flights
Turkish Airlines	CheapestS$ 844	AverageS$ 923	FlexibilityNo cancel fee	On-time77%	Search Turkish Airlines flights
Emirates	CheapestS$ 869	AverageS$ 1,067	FlexibilityNo cancel fee	On-time75%	Search Emirates flights
Qatar Airways	CheapestS$ 893	AverageS$ 984	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights
Air China	CheapestS$ 921	AverageS$ 1,212	FlexibilityNo cancel fee	On-time67%	Search Air China flights
Air India	CheapestS$ 925	AverageS$ 1,293	FlexibilityNo cancel fee	On-timeN/A	Search Air India flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Singapore to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Singapore to Heathrow for you. Better yet — we are completely free to use.

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! Start tracking prices for Singapore to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

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 S$ 382

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19-11. 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 5 November 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 5 November 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 5 November 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 5 November 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 5 November 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 5 November 2026.

Last-minute flights from Singapore to HeathrowDiscover last-minute flight deals from Singapore to Heathrow. Data last updated 5 November 2026 and is based on user searches.

Discover last-minute flight deals from Singapore to Heathrow. Data last updated 5 November 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 5 November 2026.

Search for one-way flight options from Singapore to Heathrow. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

Find flight deals from Singapore to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

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 5 November 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 5 November 2026.

The most flights from SG0 to LHR are scheduled on a Monday (36 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (32 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?

The best time to book flights from Singapore to London Heathrow Airport is 51 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Heathrow

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 rental and/or hotel reservation to your travel itinerary.

Direct flights to England

Book a non-stop flight to one of these other cities located in England.

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 5 November 2026.

Singapore and Heathrow flights

Browse other Singapore and Heathrow flight options. Last updated on 5 November 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top 10 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?

100% Free

Book With Flexibility

Travel Smart

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 5 November 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 5 November 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 5 November 2026.

Last-minute flights from Singapore to Heathrow
Discover last-minute flight deals from Singapore to Heathrow. Data last updated 5 November 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 5 November 2026.