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Cheap flights from Singapore to London Heathrow Airport from £255

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 17/5. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — LHR
12 Jun — 19 Jun1
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 13 May 2026.

Fri 9/1020:00
SIN
-
LHR
1 stop26h 20m
Gulf Air
Sat 17/1022:05
LHR
-
SIN
1 stop31h 40m
Gulf Air
Deal found 10/5£517
Sun 28/621:00
SIN
-
LHR
1 stop17h 00m
Etihad Airways
Thu 2/709:30
LHR
-
SIN
1 stop17h 10m
Etihad Airways
Deal found 9/5£517
Tue 2/621:00
SIN
-
LHR
1 stop28h 45m
Etihad Airways
Sat 13/609:30
LHR
-
SIN
1 stop17h 10m
Etihad Airways
Deal found 11/5£518
Sun 17/521:00
SIN
-
LHR
1 stop28h 45m
Etihad Airways
Tue 2/620:45
LHR
-
SIN
1 stop29h 55m
Etihad Airways
Deal found 10/5£519
Mon 13/720:00
SIN
-
LHR
1 stop26h 20m
Gulf Air
Mon 17/822:05
LHR
-
SIN
1 stop31h 40m
Gulf Air
Deal found 12/5£522
Mon 1/620:00
SIN
-
LHR
1 stop17h 55m
Gulf Air
Wed 17/610:00
LHR
-
SIN
1 stop19h 45m
Gulf Air
Deal found 11/5£523
Fri 16/1020:00
SIN
-
LHR
1 stop17h 55m
Gulf Air
Mon 2/1121:50
LHR
-
SIN
1 stop31h 00m
Gulf Air
Deal found 12/5£523
Fri 23/1020:00
SIN
-
LHR
1 stop26h 20m
Gulf Air
Sat 31/1009:30
LHR
-
SIN
1 stop19h 20m
Gulf Air
Deal found 9/5£526
Tue 26/520:00
SIN
-
LHR
1 stop17h 55m
Gulf Air
Sat 20/622:05
LHR
-
SIN
1 stop31h 40m
Gulf Air
Deal found 11/5£526
Thu 4/620:00
SIN
-
LHR
1 stop17h 55m
Gulf Air
Thu 11/622:05
LHR
-
SIN
1 stop31h 40m
Gulf Air
Deal found 11/5£527
Sun 7/621:00
SIN
-
LHR
1 stop25h 05m
Etihad Airways
Sun 8/1113:55
LHR
-
SIN
1 stop35h 40m
Etihad Airways
Deal found 10/5£528
Tue 1/1212:15
SIN
-
LHR
1 stop36h 05m
Hainan Airlines
Wed 2/1219:45
LHR
-
SIN
1 stop31h 25m
Hainan Airlines
Deal found 9/5£529

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 13 May 2026.

Round-trip from

£517

One-way from

£255

Popular in

March

Cheapest in

January

Average price

£619

Good round-trip deal

£854 or less

Good one-way deal

£652 or less
Gulf Air
  • Gulf Air
  • 9/10-17/10
  • 2 total stops
  • 58h 00m total
  • Singapore to London
Search Deals
Qatar Airways
  • Qatar Airways
  • 17/5
  • 1 total stop
  • 23h 30m total
  • Singapore to London
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£23 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 May 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 13 May 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

Tue 8/9

20:00-06:55

1 stop17h 55m

London Heathrow

Fri 2/10

22:05-12:45

1 stop31h 40m

£543

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Mon 7/9

20:00-06:55

1 stop17h 55m

London Heathrow

Sun 13/9

10:00-12:45

1 stop19h 45m

£613
Fastest return journey

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Sat 23/5

10:35-20:15

1 stop16h 40m

London Heathrow

Tue 26/5

09:05-08:35

1 stop16h 30m

£644

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Thu 25/6

03:00-20:00

1 stop24h 00m

London Heathrow

Fri 3/7

22:05-16:40

1 stop35h 35m

£685

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Sun 8/11

21:30-11:40

2 stops22h 10m

London Heathrow

Fri 13/11

09:10-11:30

2 stops18h 20m

£688

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Wed 27/5

19:00-08:00

1 stop20h 00m

London Heathrow

Mon 8/6

09:30-12:55

2 stops20h 25m

£691

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Sat 6/6

02:30-18:40

3 stops47h 10m

London Heathrow

Sun 14/6

21:20-11:40

2 stops31h 20m

£760

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Tue 14/7

03:15-13:15

1 stop17h 00m

London Heathrow

Fri 17/7

19:25-21:15

1 stop18h 50m

£770

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Mon 8/6

19:00-08:00

1 stop20h 00m

London Heathrow

Wed 10/6

09:30-11:25

2 stops18h 55m

£785

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Fri 26/6

23:10-18:40

1 stop26h 30m

London Heathrow

Fri 3/7

21:20-01:30

3 stops45h 10m

£795

Flights are sorted by cheapest return flights first.

Deals found on 12/5

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?

To ensure you get the cheapest price possible for a flight from Singapore to London Heathrow Airport, you should look to book at least 72 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, 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 £1,245). 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 13 May 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 13 May 2026.

The most flights from SG0 to LHR are scheduled on a Monday (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 14% of weekly flights between Singapore and London have experienced delays in the past year, with the average delay time being 144 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 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 13 May 2026.
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
1,510 reviews
Check prices

Boarding

8.3

Food

7.8

Crew

8.6

Entertainment

8.0

Overall

8.2

Comfort

8.0

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
1,510 reviews
Singapore Airlines
8.2
Very Good
1,510 reviews
Check prices

Boarding

8.3

Food

7.8

Crew

8.6

Entertainment

8.0

Overall

8.2

Comfort

8.0

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.
Emirates
8.1
Very Good
3,571 reviews
Singapore Airlines
8.2
Very Good
1,510 reviews
Check prices

Boarding

8.3

Food

7.8

Crew

8.6

Entertainment

8.0

Overall

8.2

Comfort

8.0

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
1,037 reviews
Singapore Airlines
8.2
Very Good
1,510 reviews
Check prices

Boarding

8.3

Food

7.8

Crew

8.6

Entertainment

8.0

Overall

8.2

Comfort

8.0

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
3,728 reviews
Singapore Airlines
8.2
Very Good
1,510 reviews
Check prices

Boarding

8.3

Food

7.8

Crew

8.6

Entertainment

8.0

Overall

8.2

Comfort

8.0

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
7,975 reviews
Singapore Airlines
8.2
Very Good
1,510 reviews
Check prices

Boarding

8.3

Food

7.8

Crew

8.6

Entertainment

8.0

Overall

8.2

Comfort

8.0

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 Gulf Air, Emirates, and Shenzhen Airlines 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 7h 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 to fly from Singapore to London Heathrow Airport one-way?

    One-way options have recently been found by users for as low as £187 on Malaysia Airlines. Other airlines that offer cheap prices include Etihad Airways from £193 and Gulf Air from £211 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 £1,826 for a flight from Singapore to London Heathrow Airport. The cheapest flight overall is £601 while the most popular route, (Singapore Changi - London Heathrow) is currently priced at £490.

  • 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 £1,245). 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
Hounslow
Croydon
Wembley
Northampton
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Swindon
Ipswich
Southend-on-Sea
Guildford

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 13 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest£445Average£539FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£525Average£688FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Qantas AirwaysCheapest£558Average£649FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
EmiratesCheapest£575Average£618FlexibilityNo cancel feeOn-time75%
Search Emirates flights
British AirwaysCheapest£594Average£881FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Singapore AirlinesCheapest£598Average£939FlexibilityNo 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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