Cheap flights from Singapore to London Heathrow Airport from £252

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 22/4. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — LHR
17 May — 24 May1
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 39 days in advance, depart on a Thursday or Friday and return on a Tuesday

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 17 April 2026.

Wed 20/502:20
SIN
-
LHR
1 stop17h 20m
SAUDIA
Tue 9/614:40
LHR
-
SIN
1 stop17h 50m
SAUDIA
Deal found 12/4£508
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£508
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£509
Sat 25/721:00
SIN
-
LHR
1 stop17h 00m
Etihad Airways
Tue 1/909:30
LHR
-
SIN
1 stop17h 10m
Etihad Airways
Deal found 12/4£510
Sat 3/1021:00
SIN
-
LHR
1 stop22h 45m
Etihad Airways
Sat 10/1014:45
LHR
-
SIN
1 stop35h 55m
Etihad Airways
Deal found 12/4£512
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£514
Thu 4/620:00
SIN
-
LHR
1 stop17h 55m
Multiple Airlines
Mon 22/620:50
LHR
-
SIN
2 stops29h 50m
Multiple Airlines
Deal found 13/4£515
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£516
Sat 23/521:00
SIN
-
LHR
1 stop22h 45m
Etihad Airways
Tue 2/621:45
LHR
-
SIN
1 stop28h 55m
Etihad Airways
Deal found 13/4£517
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£517
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£518
Tue 7/720:00
SIN
-
LHR
1 stop26h 20m
Multiple Airlines
Sun 30/822:00
LHR
-
SIN
2 stops28h 40m
Multiple Airlines
Deal found 16/4£519

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 17 April 2026.

Round-trip from

£508

One-way from

£252

Popular in

July

Cheapest in

November

Average price

£624

Good round-trip deal

£944 or less

Good one-way deal

£1,366 or less
Gulf Air
  • Gulf Air
  • 5/6-8/6
  • 2 total stops
  • 49h 35m total
  • Singapore to London
Qatar Airways
  • Qatar Airways
  • 22/4
  • 1 total stop
  • 26h 00m total
  • Singapore to London
Highest demand for flights based on searches. 5% potential increase in price (£29 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).
Average for round-trip flights in April 2026
Price to beat on a round-trip flight from Singapore Changi to London Heathrow.
Price to beat on a one-way flight from Singapore Changi to London Heathrow.

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 17 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

Mon 1/6

20:00-06:55

1 stop17h 55m

London Heathrow

Wed 10/6

22:05-12:45

1 stop31h 40m

£561

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Fri 2/10

10:35-20:15

1 stop16h 40m

London Heathrow

Wed 21/10

16:50-21:45

1 stop21h 55m

£599
Fastest return journey

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Fri 1/5

21:00-07:05

1 stop17h 05m

London Heathrow

Sat 16/5

22:15-21:45

1 stop16h 30m

£613

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Thu 11/6

16:35-07:35

2 stops22h 00m

London Heathrow

Thu 25/6

16:00-21:15

1 stop22h 15m

£685

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Tue 7/7

21:00-18:45

1 stop28h 45m

London Heathrow

Fri 17/7

14:45-09:40

1 stop35h 55m

£695

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Mon 6/7

13:40-08:00

2 stops25h 20m

London Heathrow

Thu 6/8

18:55-21:15

1 stop19h 20m

£701

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Fri 3/7

18:15-06:25

2 stops19h 10m

London Heathrow

Thu 16/7

18:55-21:15

1 stop19h 20m

£720

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Fri 29/5

06:20-20:25

2 stops21h 05m

London Heathrow

Sat 6/6

08:25-09:20

1 stop17h 55m

£738

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Wed 6/5

01:30-14:05

1 stop19h 35m

London Heathrow

Sun 10/5

15:35-18:15

2 stops19h 40m

£742

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Tue 12/5

06:20-20:25

2 stops21h 05m

London Heathrow

Tue 19/5

09:30-11:25

2 stops18h 55m

£793

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Showing 1-10 of 23 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

How far ahead should I book a flight from Singapore to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Singapore to Heathrow. Price data was last updated on 10 April 2026.

To ensure you get the cheapest price possible for a flight from Singapore to London Heathrow Airport, you should look to book at least 39 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.

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 £556). Flying from Singapore to London Heathrow Airport in July is currently the most expensive (average of £738). 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 17 April 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 17 April 2026.
Read through reviews of airlines operating flights from Singapore to London Heathrow Airport, such as Singapore Airlines,Qantas Airways, andQatar Airways. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.8

Overall

8.2

Entertainment

8.0

Comfort

8.0

Boarding

8.3

Crew

8.6

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.

Food

7.8

Overall

8.2

Entertainment

8.0

Comfort

8.0

Boarding

8.3

Crew

8.6

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.

Food

7.8

Overall

8.2

Entertainment

8.0

Comfort

8.0

Boarding

8.3

Crew

8.6

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.

Food

7.8

Overall

8.2

Entertainment

8.0

Comfort

8.0

Boarding

8.3

Crew

8.6

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.

Food

7.8

Overall

8.2

Entertainment

8.0

Comfort

8.0

Boarding

8.3

Crew

8.6

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.

Food

7.8

Overall

8.2

Entertainment

8.0

Comfort

8.0

Boarding

8.3

Crew

8.6

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

    Singapore Changi (SIN) is the airport you will fly out of if you book a flight from Singapore to London Heathrow. You should not have trouble finding flights to London Heathrow from Changi; the airport handles an average of 34 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 6 airlines have flights from the Singapore airport to London Heathrow. It is only a 10.5 mi journey to Changi (SIN) from Singapore’s city center.

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

    Airlines like Gulf Air, Emirates, and Qatar Airways fly from Singapore to London Heathrow Airport in about 16h 40m. The time it takes to get you to your destination can typically vary by up to 5h 20m. 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 flying from Singapore to London Heathrow Airport round-trip?

    Flying on Etihad Airways is currently your cheapest option to London Heathrow Airport, with prices starting at £445. Additional return tickets that might be worth considering are offered by Qatar Airways and Qantas Airways, with the lowest prices starting at £525 and £557, respectively. Etihad Airways is currently priced 31% below the average price you’ll pay for this route.

  • 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 £187 and Etihad Airways from £193 one-way.

  • 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 American Airlines (90%), Iberia (90%) and British Airways (90%).

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

    The cheapest flight price from Singapore to London Heathrow Airport is £533. On average you can expect to pay £2,132. The most popular route, (Singapore Changi - London Heathrow), can usually be booked for £465.

  • 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 £556). Flying from Singapore to London Heathrow Airport in July is currently the most expensive (average of £738). 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

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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.

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 17 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest£445Average£576FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£525Average£688FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Qantas AirwaysCheapest£557Average£649FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
EmiratesCheapest£575Average£618FlexibilityNo cancel feeOn-time75%
Search Emirates flights
British AirwaysCheapest£592Average£881FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Singapore AirlinesCheapest£602Average£926FlexibilityNo 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?

Deals for Singapore to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Singapore to Heathrow?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Singapore.

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?

Of course! You can now track prices for flights from Singapore to Heathrow and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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