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Cheap flights from Singapore to London Heathrow Airport from £239

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 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — LHR
28 Apr — 5 May1
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 Wednesday or Sunday 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 23 April 2025.

Round-trip from

£478

One-way from

£239

Popular in

December

Cheapest in

February

Average price

£659

Good round-trip deal

£650 or less

Good one-way deal

£476 or less
Etihad Airways
  • Etihad Airways
  • 16/5-20/5
  • 2 total stops
  • 58h 30m total
  • Singapore to London
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Thai Airways
  • Thai Airways
  • 22/9
  • 1 total stop
  • 18h 10m total
  • Singapore to London
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Highest demand for flights based on searches. 1% potential increase in price (£6 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£7 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 23 April 2025.

Fri 16/521:10SIN - LHR
1 stop22h 35mEtihad Airways
Tue 20/514:45LHR - SIN
1 stop35h 55mEtihad Airways
Deal found 22/4£478
Wed 14/520:00SIN - LHR
1 stop17h 55mGulf Air
Sun 18/522:05LHR - SIN
1 stop31h 15mGulf Air
Deal found 23/4£480
Thu 8/512:05SIN - LHR
2 stops38h 25mHainan Airlines
Wed 21/522:00LHR - SIN
1 stop30h 00mHainan Airlines
Deal found 21/4£485
Sun 8/603:40SIN - LHR
1 stop23h 10mShenzhen Airlines
Mon 4/822:05LHR - SIN
1 stop21h 35mShenzhen Airlines
Deal found 22/4£486
Thu 5/603:40SIN - LHR
1 stop23h 20mMultiple Airlines
Fri 13/622:00LHR - SIN
2 stops30h 00mMultiple Airlines
Deal found 21/4£490
Tue 3/610:15SIN - LHR
1 stop30h 35mTurkish Airlines
Sat 7/606:30LHR - SIN
1 stop19h 15mTurkish Airlines
Deal found 23/4£504
Thu 23/1023:25SIN - LHR
Nonstop14h 10mQantas Airways
Fri 14/1120:10LHR - SIN
Nonstop13h 30mQantas Airways
Deal found 23/4£510
Wed 21/523:25SIN - LHR
1 stop15h 50mLufthansa
Wed 28/517:50LHR - SIN
1 stop15h 50mLufthansa
Deal found 22/4£516
Thu 22/503:55SIN - LHR
1 stop22h 05mChina Southern
Sun 25/522:10LHR - SIN
1 stop31h 20mChina Southern
Deal found 22/4£516
Fri 23/523:20SIN - LHR
Nonstop14h 10mBritish Airways
Fri 30/521:20LHR - SIN
Nonstop13h 40mBritish Airways
Deal found 22/4£519
Mon 19/503:10SIN - LHR
1 stop17h 05mQatar Airways
Tue 27/521:25LHR - SIN
1 stop16h 35mQatar Airways
Deal found 21/4£525
Wed 7/500:55SIN - LHR
1 stop24h 45mChina Eastern
Wed 21/521:20LHR - SIN
1 stop25h 05mChina Eastern
Deal found 22/4£549

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 23 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

Fri 16/5

21:10-12:45

1 stop22h 35m

London Heathrow

Tue 20/5

14:45-09:40

1 stop35h 55m

£478

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Wed 14/5

20:00-06:55

1 stop17h 55m

London Heathrow

Sun 18/5

22:05-12:20

1 stop31h 15m

£480

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Thu 8/5

12:05-19:30

2 stops38h 25m

London Heathrow

Wed 21/5

22:00-11:00

1 stop30h 00m

£485

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Sun 8/6

03:40-19:50

1 stop23h 10m

London Heathrow

Wed 6/8

22:05-02:40

1 stop21h 35m

£486

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Thu 5/6

03:40-20:00

1 stop23h 20m

London Heathrow

Fri 13/6

22:00-11:00

2 stops30h 00m

£490

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Tue 3/6

10:15-09:50

1 stop30h 35m

London Heathrow

Sat 7/6

06:30-08:45

1 stop19h 15m

£504

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Wed 21/5

23:25-08:15

1 stop15h 50m

London Heathrow

Wed 28/5

17:50-16:40

1 stop15h 50m

£516

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Thu 22/5

03:55-19:00

1 stop22h 05m

London Heathrow

Sun 25/5

22:10-12:30

1 stop31h 20m

£516

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Fri 23/5

23:20-06:30

Nonstop14h 10m

London Heathrow

Fri 30/5

21:20-18:00

Nonstop13h 40m

£519

SingaporeLondon

SIN - LHR

SINLHR

Singapore Changi

Mon 19/5

03:10-13:15

1 stop17h 05m

London Heathrow

Tue 27/5

21:25-21:00

1 stop16h 35m

£525

Flights are sorted by cheapest return flights first.

Deals found on 21/4

Showing 1-10 of 33 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 18 April 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, January is the cheapest month in which you can book a flight from Singapore to London Heathrow Airport (average of £112). Flying from Singapore to London Heathrow Airport in August is currently the most expensive (average of £164). 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 23 April 2025.

A simple way to save on the total cost of your ticket is to fly from Singapore to London Heathrow Airport at midday. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight in the morning.

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 23 April 2025.

The most flights from SIN to LHR are scheduled on a Monday (40 on average). You will have fewer flight options on Thursday, 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 23 April 2025.
Read reviews from past customers who have flown Hainan Airlines, Singapore Airlines and Emirates from Singapore to London. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Entertainment

7.7

Food

8.5

Boarding

8.5

Overall

8.1

Crew

8.9

Comfort

8.1

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

Entertainment

7.7

Food

8.5

Boarding

8.5

Overall

8.1

Crew

8.9

Comfort

8.1

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
1,290 reviews
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Entertainment

7.7

Food

8.5

Boarding

8.5

Overall

8.1

Crew

8.9

Comfort

8.1

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
3,205 reviews
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Entertainment

7.7

Food

8.5

Boarding

8.5

Overall

8.1

Crew

8.9

Comfort

8.1

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.
Thai Airways
7.7
Good
325 reviews
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Entertainment

7.7

Food

8.5

Boarding

8.5

Overall

8.1

Crew

8.9

Comfort

8.1

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?

    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 38 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 11 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.

  • 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 £478. Additional return tickets that might be worth considering are offered by Gulf Air and Hainan Airlines, with the lowest prices starting at £480 and £485, respectively. Etihad Airways is currently priced 27% 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 £239 on Thai Airways. Other airlines that offer cheap prices include Air China from £241 and China Southern from £251 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 Iberia (79%), British Airways (79%) and American Airlines (79%).

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

    The cheapest flight price from Singapore to London Heathrow Airport is £461. On average you can expect to pay £1,685. The most popular route, (Singapore Changi - London Heathrow), can usually be booked for £424.

  • 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, January is the cheapest month in which you can book a flight from Singapore to London Heathrow Airport (average of £112). Flying from Singapore to London Heathrow Airport in August is currently the most expensive (average of £164). 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 Singapore?

Book flights to Singapore if you plan to visit one of these locations
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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
Singapore to London City flights
Singapore to Stansted flights
Singapore to Luton flights

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 858,174 searches. Data last updated 23 April 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest£389Average£909FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Turkish AirlinesCheapest£456Average£575FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Etihad AirwaysCheapest£477Average£572FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
SWISSCheapest£499Average£535FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapest£499Average£644FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Malaysia AirlinesCheapest£502Average£615FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Qantas AirwaysCheapest£505Average£648FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Singapore AirlinesCheapest£588Average£917FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
EmiratesCheapest£593Average£677FlexibilityNo cancel feeOn-time75%
Search Emirates flights
British AirwaysCheapest£606Average£758FlexibilityNo cancel feeOn-time70%
Search British Airways 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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