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Cheap flights from Singapore to London Heathrow Airport from £253

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 21/5. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — LHR
19 May — 26 May1
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 19 April 2026.

Fri 5/620:00
SIN
-
LHR
1 stop17h 55m
Gulf Air
Mon 8/622:05
LHR
-
SIN
1 stop31h 40m
Gulf Air
Deal found 14/4£509
Sat 6/620:00
SIN
-
LHR
1 stop26h 20m
Gulf Air
Sat 13/622:05
LHR
-
SIN
1 stop31h 40m
Gulf Air
Deal found 15/4£510
Sat 7/1120:00
SIN
-
LHR
1 stop18h 35m
Gulf Air
Sat 28/1109:30
LHR
-
SIN
1 stop19h 20m
Gulf Air
Deal found 15/4£511
Fri 25/920:00
SIN
-
LHR
1 stop26h 20m
Gulf Air
Thu 15/1010:00
LHR
-
SIN
1 stop19h 45m
Gulf Air
Deal found 14/4£515
Thu 22/1020:00
SIN
-
LHR
1 stop26h 20m
Gulf Air
Sun 1/1109:30
LHR
-
SIN
1 stop19h 20m
Gulf Air
Deal found 16/4£516
Thu 2/721:00
SIN
-
LHR
1 stop17h 00m
Etihad Airways
Mon 17/821:45
LHR
-
SIN
1 stop28h 55m
Etihad Airways
Deal found 15/4£517
Sat 4/721:00
SIN
-
LHR
1 stop17h 00m
Etihad Airways
Mon 13/714:45
LHR
-
SIN
1 stop35h 55m
Etihad Airways
Deal found 19/4£518
Tue 21/421:00
SIN
-
LHR
1 stop29h 20m
Etihad Airways
Tue 2/614:45
LHR
-
SIN
1 stop35h 55m
Etihad Airways
Deal found 15/4£518
Sat 24/1020:00
SIN
-
LHR
1 stop18h 35m
Gulf Air
Sat 31/1009:30
LHR
-
SIN
1 stop19h 20m
Gulf Air
Deal found 16/4£519
Thu 14/521:00
SIN
-
LHR
1 stop22h 45m
Etihad Airways
Thu 28/521:45
LHR
-
SIN
1 stop28h 55m
Etihad Airways
Deal found 17/4£520
Thu 21/512:05
SIN
-
LHR
2 stops38h 25m
Hainan Airlines
Mon 1/622:00
LHR
-
SIN
2 stops22h 10m
Hainan Airlines
Deal found 14/4£521

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 19 April 2026.

Round-trip from

£510

One-way from

£253

Popular in

March

Cheapest in

November

Average price

£746

Good round-trip deal

£855 or less

Good one-way deal

£1,201 or less
Gulf Air
  • Gulf Air
  • 8/6-12/6
  • 2 total stops
  • 49h 35m total
  • Singapore to London
Search Deals
Qatar Airways
  • Qatar Airways
  • 21/5
  • 1 total stop
  • 17h 45m total
  • Singapore to London
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£45 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 858,174 searches. Data last updated 19 April 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

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Thu 2/7

21:00-07:00

1 stop17h 00m

London Heathrow

Fri 7/8

21:45-09:40

1 stop28h 55m

£640

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Sat 16/5

21:00-18:45

1 stop28h 45m

London Heathrow

Tue 19/5

09:30-09:40

1 stop17h 10m

£641

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Thu 14/5

21:30-14:25

2 stops23h 55m

London Heathrow

Thu 28/5

09:05-11:30

2 stops19h 25m

£693

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Thu 30/4

01:30-13:15

1 stop18h 45m

London Heathrow

Sun 10/5

21:55-00:10

2 stops19h 15m

£705

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Sat 2/5

15:35-08:00

2 stops23h 25m

London Heathrow

Sat 9/5

15:35-16:15

1 stop17h 40m

£723

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Fri 3/7

01:40-14:25

1 stop19h 45m

London Heathrow

Sun 9/8

22:15-21:45

1 stop16h 30m

£794

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Wed 2/9

21:15-06:30

2 stops40h 15m

London Heathrow

Fri 11/9

08:25-19:50

1 stop28h 25m

£837

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Mon 17/8

16:35-19:10

2 stops33h 35m

London Heathrow

Tue 8/9

20:50-09:05

2 stops29h 15m

£961
Fastest return journey

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Sun 17/5

19:40-08:00

1 stop19h 20m

London Heathrow

Sat 30/5

19:25-16:05

Nonstop13h 40m

£995

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Fri 17/7

19:15-19:10

2 stops30h 55m

London Heathrow

Mon 3/8

08:25-11:25

2 stops20h 00m

£1,015

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
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, April is the cheapest month in which you can book a flight from Singapore to London Heathrow Airport (average of £348). Flying from Singapore to London Heathrow Airport in November is currently the most expensive (average of £1,247). 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 19 April 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 19 April 2026.

The most flights from SG0 to LHR are scheduled on a Monday (37 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (35 on average).

How often are flights from Singapore to London delayed?

About 14% of weekly flights between Singapore and London have experienced delays in the past year, with the average delay time being 148 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?

Thursday tends to have the lowest number of delays on this route, whereas Monday 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.

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 19 April 2026.
See what other customers who have flown with Singapore Airlines,Qantas Airways, andQatar 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
1,499 reviews
Check prices

Crew

8.6

Entertainment

8.0

Overall

8.2

Comfort

8.0

Food

7.8

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Singapore Airlines
8.2
Very Good
1,499 reviews
Singapore Airlines
8.2
Very Good
1,499 reviews
Check prices

Crew

8.6

Entertainment

8.0

Overall

8.2

Comfort

8.0

Food

7.8

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Qantas Airways
7.5
Good
1,021 reviews
Singapore Airlines
8.2
Very Good
1,499 reviews
Check prices

Crew

8.6

Entertainment

8.0

Overall

8.2

Comfort

8.0

Food

7.8

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Qatar Airways
7.4
Good
3,730 reviews
Singapore Airlines
8.2
Very Good
1,499 reviews
Check prices

Crew

8.6

Entertainment

8.0

Overall

8.2

Comfort

8.0

Food

7.8

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Etihad Airways
7.3
Good
1,431 reviews
Singapore Airlines
8.2
Very Good
1,499 reviews
Check prices

Crew

8.6

Entertainment

8.0

Overall

8.2

Comfort

8.0

Food

7.8

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
British Airways
6.7
Okay
7,895 reviews
Singapore Airlines
8.2
Very Good
1,499 reviews
Check prices

Crew

8.6

Entertainment

8.0

Overall

8.2

Comfort

8.0

Food

7.8

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

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 Etihad Airways, Emirates, and Qatar Airways fly from Singapore to London Heathrow Airport in about 17h. The time it takes to get you to your destination can typically vary by up to 6h 55m. 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 £170 on Hainan Airlines. Other airlines that offer cheap prices include Malaysia Airlines from £188 and Etihad Airways from £193 one-way.

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

    Consider American Airlines (90%), Iberia (90%) or British Airways (90%) 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 £2,136 for a flight from Singapore to London Heathrow Airport. The cheapest flight overall is £534 while the most popular route, (Singapore Changi - London Heathrow) is currently priced at £458.

  • 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, April is the cheapest month in which you can book a flight from Singapore to London Heathrow Airport (average of £348). Flying from Singapore to London Heathrow Airport in November is currently the most expensive (average of £1,247). 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
Milton Keynes
Wembley
Croydon
Northampton
Hounslow
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Watford
Kingston upon Thames
Romford
Eastbourne
Swindon
Chelmsford
Ipswich
Southend-on-Sea

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.

Top 6 airlines flying from Singapore to Heathrow

Discover the top 6 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 858,174 searches. Data last updated 19 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest£446Average£577FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£526Average£689FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Qantas AirwaysCheapest£559Average£650FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
EmiratesCheapest£576Average£619FlexibilityNo cancel feeOn-time75%
Search Emirates flights
British AirwaysCheapest£593Average£883FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Singapore AirlinesCheapest£603Average£928FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines 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 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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