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Cheap flights from Singapore to London Heathrow Airport from £244

SIN — LHR
20 Sep — 27 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

Wed 19/816:00 -
1 stop35h 15m
Wed 26/822:40 -
1 stop34h 45m
Deal found 17/8£561
Thu 17/921:00 -
1 stop25h 05m
Sat 26/916:50 -
2 stops33h 50m
Deal found 18/8£561
Mon 14/921:00 -
1 stop25h 05m
Mon 28/922:00 -
2 stops22h 10m
Deal found 20/8£562
Thu 20/800:55 -
1 stop24h 45m
Fri 28/820:25 -
1 stop18h 30m
Deal found 17/8£563
Tue 18/823:25 -
1 stop25h 15m
Tue 25/822:40 -
1 stop25h 10m
Deal found 17/8£564
Mon 24/817:55 -
1 stop33h 30m
Mon 31/820:25 -
1 stop18h 30m
Deal found 19/8£564
Sun 23/816:25 -
2 stops34h 05m
Sun 30/822:40 -
1 stop25h 10m
Deal found 16/8£565
Sun 20/923:25 -
Nonstop14h 10m
Sun 27/919:25 -
Nonstop13h 45m
Deal found 18/8£567
Tue 25/809:00 -
1 stop18h 25m
Mon 7/920:25 -
1 stop18h 30m
Deal found 20/8£567
Sun 23/800:55 -
1 stop24h 45m
Wed 26/809:55 -
2 stops29h 00m
Deal found 18/8£568
Wed 19/817:55 -
1 stop33h 30m
Sun 23/820:25 -
1 stop27h 25m
Deal found 18/8£569

Find flight deals from Singapore to Heathrow

Round-trip from

£561

One-way from

£244

Popular in

March

Cheapest in

January

Average price

£685

Good round-trip deal

£691 or less

Good one-way deal

£492 or less
17/9-26/9
  • 17/9-26/9
  • 3 total stops
  • 58h 55m total
  • Singapore to London
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Etihad Airways
  • Etihad Airways
  • 18/9
  • 1 total stop
  • 28h 45m total
  • Singapore to London
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Highest demand for flights based on searches. 5% potential increase in price (£30 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
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Average for round-trip flights in August 2026
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Price to beat on a round-trip flight from Singapore to London Heathrow.
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Price to beat on a one-way flight from Singapore to London Heathrow.
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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.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Wed 9/9

02:20-12:40

1 stop17h 20m

London Heathrow

Sun 20/9

14:40-15:30

1 stop17h 50m

£571

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Wed 9/9

03:15-13:15

1 stop17h 00m

London Heathrow

Sun 20/9

19:25-16:10

Nonstop13h 45m

£658

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Fri 30/10

23:35-06:15

Nonstop14h 40m

London Heathrow

Fri 6/11

20:10-17:40

Nonstop13h 30m

£671

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Sat 5/9

03:15-13:15

1 stop17h 00m

London Heathrow

Wed 16/9

19:25-16:10

Nonstop13h 45m

£678

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

£714

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Thu 24/9

23:25-06:35

Nonstop14h 10m

London Heathrow

Mon 28/9

21:55-21:15

1 stop16h 20m

£760

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Sat 24/10

20:50-06:55

1 stop17h 05m

London Heathrow

Tue 27/10

08:25-16:40

2 stops24h 15m

£789

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Fri 30/10

19:25-14:30

1 stop27h 05m

London Heathrow

Fri 6/11

08:50-11:30

2 stops18h 40m

£793
Fastest return journey

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Sat 24/10

23:25-06:35

Nonstop14h 10m

London Heathrow

Tue 27/10

18:45-16:05

Nonstop13h 20m

£805

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Thu 10/9

15:20-19:20

2 stops35h 00m

London Heathrow

Sun 20/9

21:35-13:55

2 stops33h 20m

£819

Flights are sorted by cheapest return flights first.

Deals found on 20/8

Showing 1-10 of 24 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

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 £579). Flying from Singapore to London Heathrow Airport in August is currently the most expensive (average of £762). 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 Wednesday (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 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?

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
1,586 reviews
Check prices

Crew

8.6

Overall

8.2

Boarding

8.3

Comfort

8.0

Entertainment

8.1

Food

7.8

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
1,586 reviews
Singapore Airlines
8.2
Very Good
1,586 reviews
Check prices

Crew

8.6

Overall

8.2

Boarding

8.3

Comfort

8.0

Entertainment

8.1

Food

7.8

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
3,658 reviews
Singapore Airlines
8.2
Very Good
1,586 reviews
Check prices

Crew

8.6

Overall

8.2

Boarding

8.3

Comfort

8.0

Entertainment

8.1

Food

7.8

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
1,083 reviews
Singapore Airlines
8.2
Very Good
1,586 reviews
Check prices

Crew

8.6

Overall

8.2

Boarding

8.3

Comfort

8.0

Entertainment

8.1

Food

7.8

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
3,737 reviews
Singapore Airlines
8.2
Very Good
1,586 reviews
Check prices

Crew

8.6

Overall

8.2

Boarding

8.3

Comfort

8.0

Entertainment

8.1

Food

7.8

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
8,178 reviews
Singapore Airlines
8.2
Very Good
1,586 reviews
Check prices

Crew

8.6

Overall

8.2

Boarding

8.3

Comfort

8.0

Entertainment

8.1

Food

7.8

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

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

    Airlines like SAUDIA, British Airways, and Qantas Airways fly from Singapore to London Heathrow Airport in about 14h 40m. The time it takes to get you to your destination can typically vary by up to 2h 40m. 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 £175 on Malaysia Airlines. Other airlines that offer cheap prices include China Eastern from £177 and Etihad Airways from £192 one-way.

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

    Consider Croatia Airlines (96%), Garuda Indonesia (96%) or American Airlines (93%) 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 £753 for a flight from Singapore to London Heathrow Airport. The cheapest flight overall is £451 while the most popular route, (Singapore Changi - London Heathrow) is currently priced at £468.

  • 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 £579). Flying from Singapore to London Heathrow Airport in August is currently the most expensive (average of £762). 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
Hounslow
Milton Keynes
Luton
Wembley
Gatwick
Slough
Ilford
Hayes
Croydon
Colchester
Eastbourne
Brentford
Northampton
Southend-on-Sea
Barnet
Enfield
Swindon
Kingston upon Thames
Southall
Salisbury

Browse thousands of different options on Cheapflights for your next trip

Top 6 airlines flying from Singapore to Heathrow

AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest£443Average£498FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£521Average£587FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest£565Average£617FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Qantas AirwaysCheapest£578Average£659FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Singapore AirlinesCheapest£581Average£734FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
British AirwaysCheapest£588Average£886FlexibilityNo cancel feeOn-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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