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Cheap flights from Singapore to London Heathrow Airport from S$ 423

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 8-6. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — LHR
17 Apr — 24 Apr1
1 adult

Cheapflights Tip: The best prices from Singapore Changi to London Heathrow are usually found in February or March, booked 13 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

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 12 April 2025.

Round-trip from

S$ 844

One-way from

S$ 423

Popular in

December

Cheapest in

February

Average price

S$ 1,159

Good round-trip deal

S$ 1,009 or less

Good one-way deal

S$ 867 or less
British Airways
  • British Airways
  • 15-9-22-9
  • Nonstop
  • 27h 40m total
  • Singapore to London
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8-6
  • 8-6
  • 3 total stops
  • 52h 55m total
  • Singapore to London
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Highest demand for flights based on searches. 1% potential increase in price (S$ 18 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (S$ 22 potential savings vs. average return price).
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Average for round-trip flights in April 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 12 April 2025.

Sat 17-520:00SIN - LHR
1 stop17h 55mGulf Air
Fri 30-522:05LHR - SIN
1 stop31h 15mGulf Air
Deal found 10-4S$ 846
Wed 10-923:20SIN - LHR
Nonstop14h 10mBritish Airways
Sat 27-919:35LHR - SIN
Nonstop13h 30mBritish Airways
Deal found 11-4S$ 848
Sun 25-520:50SIN - LHR
2 stops52h 15mChina Southern
Sun 1-622:10LHR - SIN
1 stop21h 55mChina Southern
Deal found 10-4S$ 854
Thu 15-519:40SIN - LHR
2 stops30h 30mMultiple Airlines
Tue 20-519:00LHR - SIN
1 stop24h 10mMultiple Airlines
Deal found 10-4S$ 864
Sun 8-623:30SIN - LHR
1 stop15h 25mSWISS
Sun 15-608:45LHR - SIN
1 stop25h 20mSWISS
Deal found 10-4S$ 866
Wed 28-521:10SIN - LHR
1 stop16h 50mEtihad Airways
Mon 30-620:55LHR - SIN
1 stop29h 45mEtihad Airways
Deal found 10-4S$ 880
Sat 18-1006:20SIN - LHR
1 stop17h 15mMalaysia Airlines
Sat 1-1121:25LHR - SIN
1 stop15h 10mMalaysia Airlines
Deal found 10-4S$ 885
Wed 16-423:40SIN - LHR
1 stop16h 00mLufthansa
Wed 23-417:50LHR - SIN
1 stop15h 50mLufthansa
Deal found 11-4S$ 888
Sun 11-510:15SIN - LHR
1 stop19h 10mTurkish Airlines
Sun 18-522:25LHR - SIN
1 stop27h 20mTurkish Airlines
Deal found 11-4S$ 892
Wed 7-504:50SIN - LHR
1 stop21h 40mHainan Airlines
Mon 12-522:00LHR - SIN
2 stops30h 00mHainan Airlines
Deal found 10-4S$ 911
Wed 14-500:55SIN - LHR
1 stop24h 45mChina Eastern
Tue 20-521:20LHR - SIN
1 stop25h 05mChina Eastern
Deal found 10-4S$ 916
Mon 5-502:30SIN - LHR
1 stop25h 00mSAUDIA
Tue 13-514:40LHR - SIN
1 stop18h 05mSAUDIA
Deal found 10-4S$ 929

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 200,618 searches. Data last updated 12 April 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

Sat 24-5

23:20-06:30

Nonstop14h 10m

London Heathrow

Thu 12-6

19:35-16:05

Nonstop13h 30m

S$ 844

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Sat 17-5

20:00-06:55

1 stop17h 55m

London Heathrow

Fri 30-5

22:05-12:20

1 stop31h 15m

S$ 846

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Sun 25-5

20:50-18:05

2 stops52h 15m

London Heathrow

Sun 1-6

22:10-03:05

1 stop21h 55m

S$ 854

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Thu 15-5

19:40-19:10

2 stops30h 30m

London Heathrow

Tue 20-5

19:00-02:10

1 stop24h 10m

S$ 864

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Sun 8-6

23:30-07:55

1 stop15h 25m

London Heathrow

Sun 15-6

08:45-17:05

1 stop25h 20m

S$ 866

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Wed 28-5

21:10-07:00

1 stop16h 50m

London Heathrow

Mon 30-6

20:55-09:40

1 stop29h 45m

S$ 880

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Sun 11-5

10:15-22:25

1 stop19h 10m

London Heathrow

Sun 18-5

22:25-08:45

1 stop27h 20m

S$ 892

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Sun 11-5

21:15-16:35

1 stop26h 20m

London Heathrow

Sun 18-5

21:35-00:10

1 stop19h 35m

S$ 895

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Wed 7-5

04:50-19:30

1 stop21h 40m

London Heathrow

Mon 12-5

22:00-11:00

2 stops30h 00m

S$ 911

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Wed 14-5

00:55-18:40

1 stop24h 45m

London Heathrow

Tue 20-5

21:20-05:25

1 stop25h 05m

S$ 916

Flights are sorted by cheapest return flights first.

Deals found on 11-4

Showing 1-10 of 34 results
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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 4 April 2025.

The best time to book flights from Singapore to London Heathrow Airport is 13 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 S$ 760). Flying from Singapore to London Heathrow Airport in July is currently the most expensive (average of S$ 971). 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 12 April 2025.

When flying from Singapore to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 35% versus a flight in the evening.

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 12 April 2025.

The most flights from SIN to LHR are scheduled on a Monday (39 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (36 on average).

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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 12 April 2025.
Get a feel of what it's like to fly with Hainan Airlines, Singapore Airlines and Emirates from Singapore to London by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Comfort

8.1

Boarding

8.5

Crew

8.9

Food

8.5

Overall

8.1

Entertainment

7.7

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Hainan Airlines
8.1
Very Good
37 reviews
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Comfort

8.1

Boarding

8.5

Crew

8.9

Food

8.5

Overall

8.1

Entertainment

7.7

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Singapore Airlines
8.1
Very Good
1,288 reviews
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Comfort

8.1

Boarding

8.5

Crew

8.9

Food

8.5

Overall

8.1

Entertainment

7.7

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Emirates
8.0
Very Good
3,197 reviews
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Comfort

8.1

Boarding

8.5

Crew

8.9

Food

8.5

Overall

8.1

Entertainment

7.7

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
SWISS
7.5
Good
1,575 reviews
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Comfort

8.1

Boarding

8.5

Crew

8.9

Food

8.5

Overall

8.1

Entertainment

7.7

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.

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?

    Most people fly from Singapore Changi (SIN) if they book a flight from Singapore to London Heathrow. On average, Changi has 38 outbound flights to London Heathrow per day from 19 airlines. Singapore Changi is conveniently located just 16.9 km from Singapore’s city centre.

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

    Our cheapest airline available from Singapore to London Heathrow Airport is British Airways. Our recent data shows that you can find tickets from as low as S$ 844 on this airline. Additional options worth looking into are Gulf Air and Shenzhen Airlines, starting at S$ 847 and S$ 848 round-trip. You may be able to fly from Singapore to London Heathrow Airport for 28% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Singapore to London Heathrow Airport one-way?

    The cheapet airlines for a one-way flight from Singapore to London Heathrow Airport are China Southern (S$ 424), Hainan Airlines (S$ 430), and Malaysia Airlines (S$ 443).

  • 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 Iberia (84%), British Airways (84%) and American Airlines (84%).

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

    While on average a flight from Singapore to London Heathrow Airport is generally S$ 3,095, our data shows the cheapest flight currently is S$ 788. When looking at the most popular route, (Singapore Changi - London Heathrow), you can expect to pay S$ 805 for that flight.

  • Where are the most common stopover locations when flying from Singapore to London Heathrow Airport?

    The most popular stopover on flights from Singapore to London Heathrow Airport is Doha. Dubai follows Doha in terms of the most common stopover location on Singapore to London Heathrow Airport flights. Abu Dhabi follows Dubai in terms of the most frequent stopover location on Singapore to London Heathrow Airport flights.

  • What are some popular points of interest to see during a stopover in Dubai?

    Most Dubai visitors opt to spend their time at Dubai Mall, Naif Souq, and Burj Al Arab. Those on a layover in Dubai interested in visiting Dubai Mall, Naif Souq, or Burj Al Arab can do so by travelling 10.5 km, 6.3 km, and 21.8 km, respectively from Dubai Intl. Those looking to explore during their stopover in Dubai can rent a car from Dubai Intl for about S$ 22 per day.

  • Where are the least popular stopover locations for Singapore to London Heathrow Airport flights?

    The least popular stopover on flights from Singapore to London Heathrow Airport is Beijing. Istanbul is the second least popular location for stopovers on flights from Singapore to London Heathrow Airport. Zurich comes next as the third least popular stopover location for Singapore to London Heathrow Airport flights.

  • 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 S$ 760). Flying from Singapore to London Heathrow Airport in July is currently the most expensive (average of S$ 971). 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

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Fly from Singapore to Heathrow on these airlines

Choose from the following airlines for your flight from Singapore to Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 12 April 2025.
British Airways flights from Singapore Changi to London Heathrow
Singapore Airlines flights from Singapore Changi to London Heathrow
Qatar Airways flights from Singapore Changi to London Heathrow
Finnair flights from Singapore Changi to London Heathrow

Top 10 airlines flying from Singapore to Heathrow

Discover the top 10 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 200,618 searches. Data last updated 12 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Shenzhen AirlinesCheapestS$ 665AverageS$ 761FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
China SouthernCheapestS$ 763AverageS$ 871FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapestS$ 806AverageS$ 1,046FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Air FranceCheapestS$ 819AverageS$ 1,058FlexibilityNo cancel feeOn-time77%
Search Air France flights
Air ChinaCheapestS$ 821AverageS$ 971FlexibilityNo cancel feeOn-time67%
Search Air China flights
Etihad AirwaysCheapestS$ 822AverageS$ 1,014FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
SWISSCheapestS$ 822AverageS$ 1,044FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Air IndiaCheapestS$ 848AverageS$ 1,270FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Gulf AirCheapestS$ 849AverageS$ 1,135FlexibilityNo cancel feeOn-time67%
Search Gulf Air flights
LufthansaCheapestS$ 854AverageS$ 1,124FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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 goes through 900+ travel sites to look for the best flight deals for flights from Singapore to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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?

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?

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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