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Heathrow

$363+ Cheap flights from Singapore (SIN) to Heathrow (LHR)

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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — LHR
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheapflights Tip: The best prices from Singapore Changi to London Heathrow are usually found in February or May, booked 13 days in advance, depart on a Monday or Friday and return on a Thursday

Cheap 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 August 14, 2025.

Round-trip from

$704
(oojo)

One-way from

$363
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$926

Good round-trip deal

$1,092 or less

Good one-way deal

$680 or less
From Singapore Changi to London Heathrow
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One-way flight from Singapore Changi to London Heathrow
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Highest demand for flights based on searches. 1% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Singapore Changi to London Heathrow.
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Price to beat on a one-way flight from Singapore Changi to London Heathrow.
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Find flight deals from Singapore to Heathrow

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 August 14, 2025.

This oojo deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/218:25 pmSIN - LHR
1 stop18h 10mGulf Air
Wed 11/269:30 amLHR - SIN
1 stop19h 00mGulf Air
Deal found 8/13$704
This Qantas Airways deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1611:25 pmSIN - LHR
Nonstop14h 10mQantas Airways
Fri 11/288:10 pmLHR - SIN
Nonstop13h 30mQantas Airways
Deal found 8/14$705
This oojo deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/208:00 pmSIN - LHR
1 stop26h 20mGulf Air
Sat 10/410:05 pmLHR - SIN
1 stop31h 15mGulf Air
Deal found 8/14$706
This Gulf Air deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gulf Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/168:25 pmSIN - LHR
1 stop18h 10mGulf Air
Wed 12/319:50 pmLHR - SIN
1 stop30h 40mGulf Air
Deal found 8/14$707
This Etihad Airways deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/159:10 pmSIN - LHR
1 stop25h 05mEtihad Airways
Sat 11/11:55 pmLHR - SIN
1 stop35h 40mEtihad Airways
Deal found 8/13$709
This Etihad Airways deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/159:10 pmSIN - LHR
1 stop25h 05mEtihad Airways
Sun 10/268:55 pmLHR - SIN
1 stop28h 40mEtihad Airways
Deal found 8/13$711
This Etihad Airways deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/257:25 pmSIN - LHR
1 stop27h 05mEtihad Airways
Tue 12/97:20 pmLHR - SIN
1 stop30h 15mEtihad Airways
Deal found 8/14$712
This Gulf Air deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gulf Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/168:25 pmSIN - LHR
1 stop18h 10mGulf Air
Sat 1/39:50 pmLHR - SIN
1 stop30h 40mGulf Air
Deal found 8/14$713
This Etihad Airways deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/207:25 pmSIN - LHR
1 stop19h 15mEtihad Airways
Wed 12/107:20 pmLHR - SIN
1 stop30h 15mEtihad Airways
Deal found 8/14$715
This British Airways deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2411:15 pmSIN - LHR
Nonstop14h 40mBritish Airways
Sun 12/76:40 pmLHR - SIN
Nonstop13h 15mBritish Airways
Deal found 8/14$716
This Gulf Air deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gulf Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/158:25 pmSIN - LHR
1 stop18h 10mGulf Air
Sun 1/49:50 pmLHR - SIN
1 stop30h 40mGulf Air
Deal found 8/14$718
This CheapOair deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/34:40 amSIN - LHR
1 stop21h 50mHainan Airlines
Mon 11/39:00 pmLHR - SIN
2 stops30h 10mHainan Airlines
Deal found 8/13$719

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from Singapore to London Heathrow Airport that are best for you.

Fly from

Singapore

Fly to

Heathrow

Route

Depart

Return

Price

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Thu 10/16

11:25 pm-6:35 am

Nonstop14h 10m

London Heathrow

Fri 11/28

8:10 pm-5:40 pm

Nonstop13h 30m

$705

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Wed 9/17

9:10 pm-6:45 pm

1 stop28h 35m

London Heathrow

Sun 10/26

8:55 pm-9:35 am

1 stop28h 40m

$709

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Tue 9/16

9:10 pm-7:00 am

1 stop16h 50m

London Heathrow

Sun 10/26

8:55 pm-9:35 am

1 stop28h 40m

$709

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Thu 9/18

9:10 pm-6:45 pm

1 stop28h 35m

London Heathrow

Sat 11/1

8:55 pm-9:35 am

1 stop28h 40m

$709

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Mon 9/15

9:10 pm-3:15 pm

1 stop25h 05m

London Heathrow

Sat 11/1

1:55 pm-9:35 am

1 stop35h 40m

$709

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Mon 9/15

9:10 pm-6:45 pm

1 stop28h 35m

London Heathrow

Sun 10/26

8:55 pm-9:35 am

1 stop28h 40m

$709

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Tue 9/16

9:10 pm-7:00 am

1 stop16h 50m

London Heathrow

Sat 11/1

1:55 pm-9:35 am

1 stop35h 40m

$709

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Thu 9/18

9:10 pm-6:45 pm

1 stop28h 35m

London Heathrow

Sun 10/26

8:55 pm-9:35 am

1 stop28h 40m

$709

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Wed 9/17

9:10 pm-6:45 pm

1 stop28h 35m

London Heathrow

Sat 11/1

1:55 pm-9:35 am

1 stop35h 40m

$709

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Sat 10/4

9:10 pm-7:00 am

1 stop16h 50m

London Heathrow

Sun 10/19

8:55 pm-9:40 am

1 stop29h 45m

$712

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 21 results
1
2
3

The best insider tips for Singapore to London Heathrow Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Singapore to London Heathrow Airport trip
Airports
SIN

For a smooth departure, use online check-in and consider early check-in at Jewel, up to 24 hours before your flight.

Read more about SINby Yulia Denisyuk
LHR

Take the Heathrow Express for the fastest route to central London, reaching Paddington Station quickly.

Read more about LHRby Ramsey Qubein
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on LHR

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
Yulia Denisyuk

Yulia Denisyuk

Expert on SIN

Yulia Denisyuk

Yulia Denisyuk

Yulia is a freelance journalist who’s dispatched from 90+ countries. Her work focuses on cultures, adventure trips and air travel, appearing in NatGeo, NYT, CNTraveler, and more. For past assignments, she’s stayed with nomads in Mongolia and learned the art of Imigongo in Rwanda. She’s based in Chicago; in winter she often questions that decision.

Read more

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 round-trip 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 round-trip flight from Singapore to Heathrow. Price data was last updated on August 8, 2025.

To ensure you get the cheapest price possible for a flight from Singapore to London Heathrow Airport, you should look to book at least 13 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 $661). Flying from Singapore to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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 August 14, 2025.

One of the essential ways to save on airfare from Singapore to London Heathrow Airport is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 47% on airfare.

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 August 14, 2025.

The most flights from SIN to LHR are scheduled on a Monday (40 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (37 on average).

How much does it cost to fly round-trip from Singapore to London Heathrow Airport?

What’s the top layover airport for flights from Singapore to London Heathrow Airport?

Share of 1-stop round-trip flights from Singapore to London Heathrow Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.

Doha (DOH) – chosen by Cheapflights users on 38% of 1-stop itineraries from Singapore to London Heathrow Airport on Cheapflights.

What’s the cheapest layover airport for flights from Singapore to London Heathrow Airport?

Average round-trip fare for 1-stop flights from Singapore to London Heathrow Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Beijing (PEK) is the most affordable 1-stop option, with an average round-trip price of $989.

What’s the fastest layover option from Singapore to London Heathrow Airport?

Shortest average travel time for 1-stop one-way flights from Singapore to London Heathrow Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Kuala Lumpur (KUL) have the shortest average one-way travel time for 1-stop routes: 15h 40m.

Which airport typically offers the quickest layover for flights from Singapore to London Heathrow Airport?

Average layover duration for 1-stop one-way flights from Singapore to London Heathrow Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Kuala Lumpur (KUL) offer the fastest connection on this route, with an average layover time of 1h 18m.

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 August 14, 2025.
Read reviews from past customers who have flown Singapore Airlines, SWISS, and Qantas Airways from Singapore to London Heathrow Airport. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,346 reviews

Entertainment

8.0

Crew

8.6

Overall

8.1

Boarding

8.2

Comfort

8.0

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Singapore Airlines
8.1
Very good
1,346 reviews
Singapore Airlines
8.1
Very good
1,346 reviews

Entertainment

8.0

Crew

8.6

Overall

8.1

Boarding

8.2

Comfort

8.0

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
SWISS
7.6
Good
1,699 reviews
Singapore Airlines
8.1
Very good
1,346 reviews

Entertainment

8.0

Crew

8.6

Overall

8.1

Boarding

8.2

Comfort

8.0

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Qantas Airways
7.5
Good
895 reviews
Singapore Airlines
8.1
Very good
1,346 reviews

Entertainment

8.0

Crew

8.6

Overall

8.1

Boarding

8.2

Comfort

8.0

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Lufthansa
6.8
Okay
7,317 reviews
Singapore Airlines
8.1
Very good
1,346 reviews

Entertainment

8.0

Crew

8.6

Overall

8.1

Boarding

8.2

Comfort

8.0

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
British Airways
6.7
Okay
7,266 reviews
Singapore Airlines
8.1
Very good
1,346 reviews

Entertainment

8.0

Crew

8.6

Overall

8.1

Boarding

8.2

Comfort

8.0

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

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?

    Located just 10.5 mi from the city center, Singapore Changi is the airport most travelers will use when flying to London Heathrow from Singapore. Booking flights from Changi (SIN) to London Heathrow should be relatively easy as there are 39 daily outbound flights to London Heathrow from 8 different airlines.

  • What are the cheapest airlines flying from Singapore to London Heathrow Airport round-trip?

    Cheapflights users have booked flights from Singapore to London Heathrow Airport round-trip from $496. Other airlines that can offer you cheap pricing are Lufthansa, from $627, and Etihad Airways, from $631. Users have found that Qatar Airways is 42% cheaper than the other options available to this destination.

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

    Consider American Airlines (91%), Iberia (91%) or British Airways (91%) 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 $1,167 for a flight from Singapore to London Heathrow Airport. The cheapest flight overall is $617 while the most popular route, (Singapore Changi - London Heathrow) is currently priced at $1,010.

  • 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 vacation 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 $661). Flying from Singapore to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Harrow
Canterbury
Dartford
Dover
Stratford-upon-Avon
Orpington
Watford
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Chelmsford
Southend-on-Sea
Folkestone
Chichester
Swindon

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.
Singapore to Gatwick flights

Top 8 airlines flying from Singapore to Heathrow

Discover the top 8 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 2,558,603 searches. Data last updated August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$496Average$930FlexibilityNo cancel feeOn-time68%
LufthansaCheapest$627Average$1,029FlexibilityNo cancel feeOn-time76%
Etihad AirwaysCheapest$631Average$778FlexibilityNo cancel feeOn-time75%
EmiratesCheapest$668Average$789FlexibilityNo cancel feeOn-time75%
SWISSCheapest$674Average$1,044FlexibilityNo cancel feeOn-time79%
British AirwaysCheapest$691Average$1,180FlexibilityNo cancel feeOn-time70%
Qantas AirwaysCheapest$713Average$797FlexibilityNo cancel feeOn-time74%
Singapore AirlinesCheapest$740Average$1,018FlexibilityNo cancel feeOn-time81%

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