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Cheap flights from Singapore to London Heathrow Airport from S$ 424

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 24-9. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — LHR
13 Sep — 20 Sep1
1 adult
1 adult, Economy, 0 bags

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 14 August 2026.

Sun 27-921:00 -
1 stop17h 00m
Sun 4-1014:45 -
1 stop35h 55m
Deal found 13-8S$ 981
Fri 25-921:00 -
1 stop22h 45m
Fri 2-1014:45 -
1 stop35h 55m
Deal found 11-8S$ 982
Wed 12-823:10 -
1 stop26h 30m
Sun 16-822:05 -
1 stop35h 35m
Deal found 11-8S$ 983
Tue 8-923:25 -
1 stop28h 00m
Thu 10-920:25 -
1 stop18h 30m
Deal found 13-8S$ 984
Mon 21-921:00 -
1 stop25h 05m
Fri 25-914:20 -
2 stops36h 20m
Deal found 13-8S$ 986
Sun 16-803:00 -
1 stop23h 50m
Mon 24-806:40 -
2 stops32h 15m
Deal found 10-8S$ 987
Thu 10-903:15 -
1 stop21h 45m
Tue 15-920:25 -
1 stop27h 25m
Deal found 12-8S$ 988
Sat 19-919:40 -
1 stop19h 20m
Wed 30-919:25 -
1 stop18h 50m
Deal found 12-8S$ 990
Thu 13-800:55 -
1 stop24h 45m
Wed 2-922:05 -
1 stop20h 55m
Deal found 12-8S$ 991
Tue 1-1204:40 -
1 stop19h 40m
Wed 16-1219:45 -
1 stop23h 25m
Deal found 12-8S$ 992
Fri 14-816:00 -
1 stop35h 15m
Mon 17-822:10 -
1 stop35h 40m
Deal found 11-8S$ 993
Thu 10-919:40 -
1 stop25h 25m
Sun 20-916:00 -
1 stop16h 45m
Deal found 11-8S$ 995

Find flight deals from Singapore to Heathrow

Keep the following information in mind while searching for Singapore to Heathrow flight deals. Data was last updated 14 August 2026.

Round-trip from

S$ 981

One-way from

S$ 424

Popular in

March

Cheapest in

January

Average price

S$ 1,174

Good round-trip deal

S$ 1,200 or less

Good one-way deal

S$ 828 or less
Etihad Airways
  • Etihad Airways
  • 27-9-4-10
  • 2 total stops
  • 52h 55m total
  • Singapore to London
Search Deals
Etihad Airways
  • Etihad Airways
  • 24-9
  • 1 total stop
  • 25h 05m total
  • Singapore to London
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (S$ 92 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (S$ 44 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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

 
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 14 August 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 Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Sat 30-1

23:15-05:45

Nonstop14h 30m

London Heathrow

Sun 7-2

18:45-16:05

Nonstop13h 20m

S$ 1,014

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Mon 9-11

23:15-05:45

Nonstop14h 30m

London Heathrow

Mon 16-11

18:45-16:05

Nonstop13h 20m

S$ 1,110

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Sat 19-9

23:25-06:35

Nonstop14h 10m

London Heathrow

Wed 30-9

19:25-16:10

Nonstop13h 45m

S$ 1,116

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Mon 14-9

03:15-14:05

1 stop17h 50m

London Heathrow

Tue 22-9

19:25-16:10

Nonstop13h 45m

S$ 1,138

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Wed 9-9

03:15-14:10

1 stop17h 55m

London Heathrow

Mon 7-12

18:45-16:05

Nonstop13h 20m

S$ 1,146

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Tue 15-9

23:25-06:35

Nonstop14h 10m

London Heathrow

Tue 22-9

19:25-16:10

Nonstop13h 45m

S$ 1,233

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Thu 17-12

00:30-16:10

1 stop23h 40m

London Heathrow

Sat 26-12

19:00-08:30

1 stop29h 30m

S$ 1,278

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Mon 21-9

23:25-06:35

Nonstop14h 10m

London Heathrow

Thu 22-7

19:25-21:15

1 stop18h 50m

S$ 1,298

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Wed 14-10

09:30-21:45

2 stops19h 15m

London Heathrow

Wed 21-10

08:55-17:10

2 stops25h 15m

S$ 1,345

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Wed 16-9

15:20-19:20

2 stops35h 00m

London Heathrow

Tue 22-9

21:35-13:55

2 stops33h 20m

S$ 1,424

Flights are sorted by cheapest return flights first.

Deals found on 13-8

Showing 1-10 of 24 resultsSorted by cheapest first
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3

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

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$ 1,010). Flying from Singapore to London Heathrow Airport in August is currently the most expensive (average of S$ 1,408). 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?

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 14 August 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 14 August 2026.

The most flights from SG0 to LHR are scheduled on a Monday (38 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 11% of weekly flights between Singapore and London have experienced delays in the past year, with the average delay time being 146 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 Thursday 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

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 14 August 2026.
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
1,584 reviews
Check prices

Food

7.8

Boarding

8.3

Entertainment

8.1

Overall

8.2

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
1,584 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Food

7.8

Boarding

8.3

Entertainment

8.1

Overall

8.2

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
3,654 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Food

7.8

Boarding

8.3

Entertainment

8.1

Overall

8.2

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
1,081 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Food

7.8

Boarding

8.3

Entertainment

8.1

Overall

8.2

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
7.4
Good
3,741 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Food

7.8

Boarding

8.3

Entertainment

8.1

Overall

8.2

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
8,161 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Food

7.8

Boarding

8.3

Entertainment

8.1

Overall

8.2

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.

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

    Airlines like British Airways fly from Singapore to London Heathrow Airport in about 14h 30m. The time it takes to get you to your destination is usually consistent. The distance from Singapore to London Heathrow Airport is about 10874 km. Most flights are nonstop.

  • 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$ 241), Etihad Airways (S$ 401), and Qatar Airways (S$ 434).

  • 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 (91%), American Airlines (90%) and Iberia (90%).

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

    Looking at all options, your cheapest flight can be booked for S$ 568. While the most popular route (Singapore Changi - London Heathrow) can be booked for S$ 813 on average, our data indicates S$ 3,872 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$ 1,010). Flying from Singapore to London Heathrow Airport in August is currently the most expensive (average of S$ 1,408). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Singapore to Heathrow

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

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 14 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Malaysia AirlinesCheapestS$ 722AverageS$ 933FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Etihad AirwaysCheapestS$ 748AverageS$ 847FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
FinnairCheapestS$ 750AverageS$ 1,041FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Air IndiaCheapestS$ 761AverageS$ 1,163FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Gulf AirCheapestS$ 817AverageS$ 895FlexibilityNo cancel feeOn-time67%
Search Gulf Air flights
Qantas AirwaysCheapestS$ 819AverageS$ 1,069FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Turkish AirlinesCheapestS$ 856AverageS$ 1,044FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Qatar AirwaysCheapestS$ 894AverageS$ 1,038FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
British AirwaysCheapestS$ 913AverageS$ 1,299FlexibilityNo cancel feeOn-time70%
Search British Airways flights
EmiratesCheapestS$ 933AverageS$ 1,073FlexibilityNo cancel feeOn-time75%
Search Emirates 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 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.

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