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Cheap flights from Singapore to London Heathrow Airport from S$ 421

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21-9. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — LHR
22 Aug — 29 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Singapore Changi to London Heathrow are usually found in November or February, booked 52 days in advance, depart on a Monday or Saturday and return on a Thursday

Cheap flight deals from Singapore to Heathrow

Enter your travel dates to find the best prices.

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 23 July 2026.

Fri 7-808:45
SIN
-
LHR
2 stops35h 00m
Multiple Airlines
Tue 25-822:15
LHR
-
SIN
1 stop19h 55m
Multiple Airlines
Deal found 20-7S$ 983
Wed 12-808:45
SIN
-
LHR
1 stop17h 45m
Air India
Mon 31-809:45
LHR
-
SIN
1 stop29h 00m
Air India
Deal found 18-7S$ 984
Mon 10-808:45
SIN
-
LHR
1 stop17h 45m
Multiple Airlines
Wed 19-820:50
LHR
-
SIN
2 stops37h 10m
Multiple Airlines
Deal found 18-7S$ 985
Wed 22-708:25
SIN
-
LHR
1 stop30h 05m
Air India
Wed 29-720:35
LHR
-
SIN
1 stop27h 50m
Air India
Deal found 20-7S$ 986
Mon 20-723:00
SIN
-
LHR
1 stop19h 30m
Air India
Mon 27-721:05
LHR
-
SIN
1 stop27h 40m
Air India
Deal found 18-7S$ 988
Fri 31-708:45
SIN
-
LHR
1 stop32h 30m
Air India
Thu 13-809:45
LHR
-
SIN
1 stop19h 25m
Air India
Deal found 19-7S$ 989
Tue 18-810:10
SIN
-
LHR
1 stop39h 30m
Multiple Airlines
Tue 25-820:25
LHR
-
SIN
1 stop18h 30m
Multiple Airlines
Deal found 18-7S$ 990
Wed 29-708:25
SIN
-
LHR
1 stop30h 05m
Air India
Wed 5-809:45
LHR
-
SIN
1 stop40h 30m
Air India
Deal found 22-7S$ 992
Fri 24-708:45
SIN
-
LHR
1 stop32h 30m
Air India
Thu 30-714:00
LHR
-
SIN
1 stop24h 45m
Air India
Deal found 20-7S$ 993
Thu 13-808:25
SIN
-
LHR
1 stop18h 35m
Air India
Thu 3-920:35
LHR
-
SIN
1 stop18h 10m
Air India
Deal found 19-7S$ 994
Wed 23-1220:00
SIN
-
LHR
1 stop18h 35m
Multiple Airlines
Fri 1-121:10
LHR
-
SIN
1 stop36h 05m
Multiple Airlines
Deal found 22-7S$ 995
Mon 3-808:45
SIN
-
LHR
1 stop17h 45m
Air India
Thu 6-820:35
LHR
-
SIN
1 stop32h 35m
Air India
Deal found 21-7S$ 997

Find flight deals from Singapore to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 23 July 2026.

Round-trip from

S$ 983

One-way from

S$ 421

Popular in

August

Cheapest in

November

Average price

S$ 1,163

Good round-trip deal

S$ 1,020 or less

Good one-way deal

S$ 799 or less
7-8-25-8
  • 7-8-25-8
  • 3 total stops
  • 54h 55m total
  • Singapore to London
Search Deals
Etihad Airways
  • Etihad Airways
  • 21-9
  • 1 total stop
  • 22h 45m total
  • Singapore to London
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (S$ 141 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (S$ 24 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Singapore Changi to London Heathrow.
Search Deals
Price to beat on a one-way flight from Singapore Changi to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Singapore to Heathrow 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, Cheapflights users made 200,618 searches. Data last updated 23 July 2026.
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 - LHR

SINLHR

Singapore Changi

Tue 8-9

23:25-06:35

Nonstop14h 10m

London Heathrow

Tue 15-9

19:25-16:10

Nonstop13h 45m

S$ 1,211

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Wed 16-9

23:25-06:35

Nonstop14h 10m

London Heathrow

Fri 25-9

15:05-15:45

1 stop17h 40m

S$ 1,216

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Thu 17-9

23:25-06:35

Nonstop14h 10m

London Heathrow

Wed 23-9

19:25-16:10

Nonstop13h 45m

S$ 1,299

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Sun 11-10

09:30-21:45

2 stops19h 15m

London Heathrow

Thu 22-10

14:25-17:10

2 stops19h 45m

S$ 1,309

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Thu 10-9

23:25-06:35

Nonstop14h 10m

London Heathrow

Sun 20-9

19:25-16:10

Nonstop13h 45m

S$ 1,310

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Sun 25-10

23:05-05:25

Nonstop14h 20m

London Heathrow

Wed 28-10

14:15-14:55

1 stop16h 40m

S$ 1,332

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Fri 11-9

23:25-06:35

Nonstop14h 10m

London Heathrow

Tue 15-9

16:00-15:45

1 stop16h 45m

S$ 1,371

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Wed 16-9

00:55-18:40

1 stop24h 45m

London Heathrow

Tue 29-9

21:20-11:40

3 stops55h 20m

S$ 1,376

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Fri 21-8

02:30-18:40

3 stops47h 10m

London Heathrow

Sat 29-8

21:20-11:40

3 stops31h 20m

S$ 1,385

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Fri 11-9

15:10-18:40

2 stops34h 30m

London Heathrow

Tue 15-9

21:20-01:30

3 stops45h 10m

S$ 1,387

Flights are sorted by cheapest return flights first.

Deals found on 21-7

Showing 1-10 of 23 resultsSorted by cheapest first
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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.
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

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.

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

Currently, November is the cheapest month in which you can book a flight from Singapore to London Heathrow Airport (average of S$ 1,015). Flying from Singapore to London Heathrow Airport in August is currently the most expensive (average of S$ 1,343). 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 SIN 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 23 July 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Singapore to London Heathrow Airport as you normally would.

How much does it cost for a return flight from Singapore to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 23 July 2026.
See what other customers who have flown with Singapore Airlines,Emirates, andQantas Airways from Singapore to London Heathrow Airport have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,578 reviews
Check prices

Overall

8.2

Entertainment

8.1

Food

7.8

Boarding

8.3

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello
Singapore Airlines
8.2
Very Good
1,578 reviews
Singapore Airlines
8.2
Very Good
1,578 reviews
Check prices

Overall

8.2

Entertainment

8.1

Food

7.8

Boarding

8.3

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello
Emirates
8.1
Very Good
3,632 reviews
Singapore Airlines
8.2
Very Good
1,578 reviews
Check prices

Overall

8.2

Entertainment

8.1

Food

7.8

Boarding

8.3

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello
Qantas Airways
7.5
Good
1,067 reviews
Singapore Airlines
8.2
Very Good
1,578 reviews
Check prices

Overall

8.2

Entertainment

8.1

Food

7.8

Boarding

8.3

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello
Qatar Airways
7.3
Good
3,747 reviews
Singapore Airlines
8.2
Very Good
1,578 reviews
Check prices

Overall

8.2

Entertainment

8.1

Food

7.8

Boarding

8.3

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello
British Airways
6.7
Okay
8,127 reviews
Singapore Airlines
8.2
Very Good
1,578 reviews
Check prices

Overall

8.2

Entertainment

8.1

Food

7.8

Boarding

8.3

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello

Related info for your journey

Find useful and relevant information for your journey from Singapore to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Singapore to London Heathrow?

    Most people fly from Singapore Changi (SIN) if they book a flight from Singapore to London Heathrow. On average, Changi has 35 outbound flights to London Heathrow per day from 16 airlines. Singapore Changi is conveniently located just 16.9 km from Singapore’s city centre.

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

    Airlines like British Airways and SWISS fly from Singapore to London Heathrow Airport in about 14h 10m. The time it takes to get you to your destination can typically vary by up to 5h 05m. 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 flying from Singapore to London Heathrow Airport round-trip?

    Our cheapest airline available from Singapore to London Heathrow Airport is Malaysia Airlines. Our recent data shows that you can find tickets from as low as S$ 729 on this airline. Additional options worth looking into are Etihad Airways and Finnair, starting at S$ 754 and S$ 757 round-trip. You may be able to fly from Singapore to London Heathrow Airport for 36% less than the average price by searching for these airlines.

  • 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 Malaysia Airlines (S$ 243), Turkish Airlines (S$ 387), and Etihad Airways (S$ 405).

  • 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 Garuda Indonesia (93%), American Airlines (91%) and Iberia (91%).

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

    While on average a flight from Singapore to London Heathrow Airport is generally S$ 3,977, our data shows the cheapest flight currently is S$ 588. When looking at the most popular route, (Singapore Changi - London Heathrow), you can expect to pay S$ 875 for that flight.

  • Where are the most common stopover locations when flying from Singapore to London Heathrow Airport?

    The most popular stopover on flights from Singapore to London Heathrow Airport is Dubai. Doha follows Dubai in terms of the most common stopover location on Singapore to London Heathrow Airport flights.

  • Where are the least popular stopover locations for Singapore to London Heathrow Airport flights?

    The least popular stopover on flights from Singapore to London Heathrow Airport is Abu Dhabi.

  • 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, November is the cheapest month in which you can book a flight from Singapore to London Heathrow Airport (average of S$ 1,015). Flying from Singapore to London Heathrow Airport in August is currently the most expensive (average of S$ 1,343). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Gatwick
Luton
Hayes
Hounslow

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Fly from Singapore to Heathrow on these airlines

Choose from the following airlines for your flight from Singapore to Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 23 July 2026.
Singapore Airlines flights from Singapore Changi to London Heathrow
British Airways flights from Singapore Changi to London Heathrow
Qatar Airways flights from Singapore Changi to London Heathrow
Finnair flights from Singapore Changi to London Heathrow

Top 10 airlines flying from Singapore to Heathrow

Discover the top 10 airlines that operate flights from Singapore to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 23 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Malaysia AirlinesCheapestS$ 729AverageS$ 883FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Etihad AirwaysCheapestS$ 754AverageS$ 861FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
FinnairCheapestS$ 757AverageS$ 1,061FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Air IndiaCheapestS$ 767AverageS$ 1,173FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Air FranceCheapestS$ 793AverageS$ 1,094FlexibilityNo cancel feeOn-time77%
Search Air France flights
Qantas AirwaysCheapestS$ 826AverageS$ 1,075FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Gulf AirCheapestS$ 840AverageS$ 930FlexibilityNo cancel feeOn-time67%
Search Gulf Air flights
Turkish AirlinesCheapestS$ 864AverageS$ 1,047FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Qatar AirwaysCheapestS$ 901AverageS$ 1,067FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
British AirwaysCheapestS$ 921AverageS$ 1,349FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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 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?

Certainly. Search results for flights to Heathrow from Singapore shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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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