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Cheap flights from Singapore to London Heathrow Airport from £231

SIN — LHR
18 Nov — 25 Nov1
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

Tue 3/1119:25 -
1 stop30h 45m
Thu 26/1113:55 -
1 stop35h 40m
Deal found 18/10£500
Mon 16/1119:25 -
1 stop24h 40m
Fri 20/1108:40 -
1 stop16h 55m
Deal found 17/10£501
Wed 23/1219:25 -
1 stop27h 05m
Wed 13/120:55 -
1 stop28h 40m
Deal found 19/10£502
Tue 22/1219:25 -
1 stop30h 45m
Wed 6/119:20 -
1 stop30h 15m
Deal found 19/10£503
Sun 18/1010:25 -
1 stop17h 40m
Mon 2/1116:30 -
1 stop33h 30m
Deal found 16/10£504
Sun 25/1010:25 -
1 stop36h 20m
Thu 29/1015:20 -
1 stop31h 30m
Deal found 18/10£504
Thu 5/1108:00 -
1 stop20h 30m
Wed 18/1121:05 -
1 stop22h 05m
Deal found 19/10£505
Wed 28/1004:40 -
1 stop21h 45m
Sun 1/1112:30 -
1 stop25h 45m
Deal found 15/10£508
Tue 17/1104:40 -
1 stop21h 45m
Sun 22/1112:30 -
1 stop29h 30m
Deal found 19/10£509
Wed 28/1004:40 -
1 stop21h 45m
Wed 4/1112:30 -
1 stop25h 45m
Deal found 17/10£510

Find flight deals from Singapore to Heathrow

Round-trip from

£500

One-way from

£231

Popular in

March

Cheapest in

January

Average price

£651

Good round-trip deal

£728 or less

Good one-way deal

£347 or less
Etihad Airways
  • Etihad Airways
  • 3/11-26/11
  • 2 total stops
  • 66h 25m total
  • Singapore to London
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Shenzhen Airlines
  • Shenzhen Airlines
  • 16/1-31/12
  • 1 total stop
  • 24h 10m total
  • Singapore to London
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£25 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
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Average for round-trip flights in October 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

Thu 5/11

10:40-21:40

2 stops19h 00m

London Heathrow

Wed 31/12

00:00-06:30

Nonstop0h 00m

£306

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Sat 14/11

10:40-21:40

2 stops19h 00m

London Heathrow

Wed 31/12

00:00-06:30

Nonstop0h 00m

£306

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Sat 13/2

12:30-07:10

2 stops26h 40m

London Heathrow

Wed 31/12

00:00-06:30

Nonstop0h 00m

£334

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Fri 9/4

02:45-17:00

2 stops45h 15m

London Heathrow

Wed 31/12

00:00-06:30

Nonstop0h 00m

£366

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Sun 10/1

20:15-07:25

1 stop19h 10m

London Heathrow

Wed 31/12

00:00-06:30

Nonstop0h 00m

£380

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Fri 1/1

02:15-06:25

1 stop36h 10m

London Heathrow

Wed 31/12

00:00-06:30

Nonstop0h 00m

£460
Fastest return journey

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Mon 11/1

20:15-06:25

1 stop18h 10m

London Heathrow

Wed 31/12

00:00-06:30

Nonstop0h 00m

£461

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Thu 18/2

17:00-09:45

2 stops24h 45m

London Heathrow

Wed 31/12

00:00-06:30

Nonstop0h 00m

£523

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Thu 5/11

10:25-21:05

1 stop18h 40m

London Heathrow

Wed 18/11

22:40-17:40

1 stop35h 00m

£539

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Thu 5/11

10:40-21:40

2 stops19h 00m

London Heathrow

Wed 18/11

19:25-21:40

2 stops18h 15m

£638

Flights are sorted by cheapest return flights first.

Deals found on 18/10

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 £592). Flying from Singapore to London Heathrow Airport in December is currently the most expensive (average of £841). 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 (38 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (36 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
1,628 reviews
Check prices

Boarding

8.3

Crew

8.6

Food

7.8

Overall

8.2

Comfort

8.0

Entertainment

8.1

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
1,628 reviews
Singapore Airlines
8.2
Very Good
1,628 reviews
Check prices

Boarding

8.3

Crew

8.6

Food

7.8

Overall

8.2

Comfort

8.0

Entertainment

8.1

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.
Emirates
8.1
Very Good
3,680 reviews
Singapore Airlines
8.2
Very Good
1,628 reviews
Check prices

Boarding

8.3

Crew

8.6

Food

7.8

Overall

8.2

Comfort

8.0

Entertainment

8.1

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.
Qantas Airways
7.5
Good
1,114 reviews
Singapore Airlines
8.2
Very Good
1,628 reviews
Check prices

Boarding

8.3

Crew

8.6

Food

7.8

Overall

8.2

Comfort

8.0

Entertainment

8.1

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.
Qatar Airways
7.3
Good
3,709 reviews
Singapore Airlines
8.2
Very Good
1,628 reviews
Check prices

Boarding

8.3

Crew

8.6

Food

7.8

Overall

8.2

Comfort

8.0

Entertainment

8.1

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.
British Airways
6.7
Okay
8,266 reviews
Singapore Airlines
8.2
Very Good
1,628 reviews
Check prices

Boarding

8.3

Crew

8.6

Food

7.8

Overall

8.2

Comfort

8.0

Entertainment

8.1

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.

Related info for your journey

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

    Airlines like Turkish Airlines, Austrian Airlines, and British Airways fly from Singapore to London Heathrow Airport in about 14h 30m. The time it takes to get you to your destination can typically vary by up to 4h 30m. 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 £191 on Malaysia Airlines. Other airlines that offer cheap prices include Etihad Airways from £196 and Gulf Air from £214 one-way.

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

    Consider American Airlines (89%), Iberia (89%) or British Airways (89%) 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 £1,078 for a flight from Singapore to London Heathrow Airport. The cheapest flight overall is £335 while the most popular route, (Singapore Changi - London Heathrow) is currently priced at £462.

  • 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 £592). Flying from Singapore to London Heathrow Airport in December is currently the most expensive (average of £841). 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
Slough
Gatwick
Wembley
Hayes
Ilford
Croydon
Colchester
Northampton
Eastbourne
Brentford
Southend-on-Sea
Barnet
Enfield
Southall
Watford
Stratford-upon-Avon
Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

Top 6 airlines flying from Singapore to Heathrow

AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest£378Average£492FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£533Average£572FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest£562Average£638FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Qantas AirwaysCheapest£592Average£674FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Singapore AirlinesCheapest£612Average£751FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
British AirwaysCheapest£686Average£999FlexibilityNo 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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