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Cheap flights from London Heathrow Airport to Singapore from $609

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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SIN
4 May — 11 May1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Singapore Changi are usually found in May or March, booked 33 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Heathrow to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Singapore (SIN). 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 29 April 2025.

Round-trip from

$921

One-way from

$609

Popular in

July

Cheapest in

May

Average price

$1,552

Good round-trip deal

$1,869 or less

Good one-way deal

$931 or less
Etihad Airways
  • Etihad Airways
  • 5/6-19/6
  • 2 total stops
  • 34h 00m total
  • London to Singapore
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4/5
  • 4/5
  • 1 total stop
  • 20h 55m total
  • London to Singapore
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Highest demand for flights based on searches. 11% potential increase in price ($279 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease ($63 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 London Heathrow to Singapore Changi.
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Price to beat on a one-way flight from London Heathrow to Singapore Changi.
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Find flight deals from Heathrow to Singapore

Cheapest flights from Heathrow to Singapore
Explore the most affordable flight options available from Heathrow to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.

Thu 5/609:30LHR - SIN
1 stop17h 10mEtihad Airways
Thu 19/621:10SIN - LHR
1 stop16h 50mEtihad Airways
Deal found 29/4$921
Thu 5/621:20LHR - SIN
1 stop25h 05mChina Eastern
Wed 18/600:55SIN - LHR
1 stop24h 45mChina Eastern
Deal found 29/4$973
Mon 5/522:05LHR - SIN
1 stop31h 15mGulf Air
Tue 13/520:00SIN - LHR
1 stop26h 20mGulf Air
Deal found 29/4$1,004
Sat 7/606:40LHR - SIN
2 stops36h 30mMultiple Airlines
Sun 22/612:05SIN - LHR
2 stops38h 25mMultiple Airlines
Deal found 29/4$1,009
Tue 6/519:35LHR - SIN
Nonstop13h 30mBritish Airways
Wed 14/523:20SIN - LHR
Nonstop14h 10mBritish Airways
Deal found 29/4$1,054
Mon 12/517:50LHR - SIN
2 stops38h 55mSAUDIA
Wed 21/503:45SIN - LHR
1 stop23h 45mSAUDIA
Deal found 29/4$1,055
Fri 9/522:05LHR - SIN
1 stop21h 25mShenzhen Airlines
Sat 24/518:10SIN - LHR
1 stop32h 50mShenzhen Airlines
Deal found 29/4$1,068
Wed 10/915:05LHR - SIN
2 stops21h 35mAustrian Airlines
Mon 29/920:50SIN - LHR
2 stops31h 50mAustrian Airlines
Deal found 29/4$1,098
Tue 6/520:55LHR - SIN
1 stop35h 35mKLM
Mon 12/500:40SIN - LHR
1 stop38h 00mKLM
Deal found 29/4$1,104
Wed 1/1008:40LHR - SIN
1 stop25h 25mSWISS
Thu 30/1000:05SIN - LHR
1 stop25h 45mSWISS
Deal found 29/4$1,107
Fri 23/507:30LHR - SIN
1 stop27h 55mFinnair
Sat 31/521:35SIN - LHR
1 stop30h 05mFinnair
Deal found 29/4$1,112
Thu 6/1122:05LHR - SIN
Nonstop12h 55mSingapore Airlines
Thu 20/1112:45SIN - LHR
Nonstop14h 25mSingapore Airlines
Deal found 29/4$1,157

Cheapflights Fare Finder

Customise your flight search to find flights from Heathrow to Singapore 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 647,157 searches. Data last updated 29 April 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Singapore that are best for you.

Fly from

Heathrow

Fly to

Singapore

Route

Depart

Return

Price

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 5/6

09:30-09:40

1 stop17h 10m

Singapore Changi

Thu 19/6

21:10-07:00

1 stop16h 50m

$921

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Thu 5/6

21:20-05:25

1 stop25h 05m

Singapore Changi

Wed 18/6

00:55-18:40

1 stop24h 45m

$973

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Tue 13/5

22:05-12:20

1 stop31h 15m

Singapore Changi

Tue 27/5

20:00-06:55

1 stop17h 55m

$1,007

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sat 7/6

06:40-02:10

2 stops36h 30m

Singapore Changi

Sun 22/6

12:05-19:30

2 stops38h 25m

$1,009

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Fri 6/6

22:05-02:30

1 stop21h 25m

Singapore Changi

Thu 3/7

03:30-20:00

1 stop23h 30m

$1,023

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 12/5

17:50-15:45

2 stops38h 55m

Singapore Changi

Wed 21/5

03:45-20:30

1 stop23h 45m

$1,055

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 10/9

15:05-19:40

2 stops21h 35m

Singapore Changi

Mon 29/9

20:50-21:40

2 stops31h 50m

$1,098

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Wed 1/10

08:40-17:05

1 stop25h 25m

Singapore Changi

Thu 30/10

00:05-17:50

1 stop25h 45m

$1,107

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Fri 9/5

19:35-16:05

Nonstop13h 30m

Singapore Changi

Wed 21/5

23:20-06:30

Nonstop14h 10m

$1,109

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Fri 23/5

07:30-18:25

1 stop27h 55m

Singapore Changi

Sat 31/5

21:35-20:40

1 stop30h 05m

$1,112

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 39 results
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Best time to book a flight from Heathrow to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Heathrow 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 London Heathrow Airport to Singapore

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

Use this chart to determine the optimal time to book a return flight from Heathrow to Singapore. Price data was last updated on 25 April 2025.

The best time to book flights from London Heathrow Airport to Singapore is 33 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 London Heathrow Airport to Singapore?

Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Singapore (average of $355). Flying from London Heathrow Airport to Singapore in December is currently the most expensive (average of $752). 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 LHR to SIN?

Find hourly flight availability from Heathrow to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 April 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 44% on flights from London Heathrow Airport to Singapore by exploring options for tickets at midday.

Weekly flight availability from London Heathrow Airport to Singapore

Explore weekly flight availability from Heathrow to Singapore. 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 29 April 2025.

The most flights from LHR to SIN are scheduled on a Monday (38 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (32 on average).

Rainfall in Singapore by month

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

In terms of precipitation, rainfall in Singapore ranges from 150.0 - 269.0 inches per month. December is typically the wettest month, when rainfall can reach 269.0 mm. July is typically the driest time to visit Singapore when rainfall is around 150.0 mm.

Temperature in Singapore by month

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

If weather is an important factor for your trip to Singapore, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 26.0 C).

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. 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 Singapore. Reviews last updated 29 April 2025.
See what other customers who have flown with Hainan Airlines, Garuda Indonesia and Singapore Airlines from London to Singapore have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Boarding

8.6

Entertainment

7.7

Comfort

8.1

Food

8.5

Crew

9.0

Overall

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
38 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Boarding

8.6

Entertainment

7.7

Comfort

8.1

Food

8.5

Crew

9.0

Overall

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.
Garuda Indonesia
8.1
Very Good
72 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Boarding

8.6

Entertainment

7.7

Comfort

8.1

Food

8.5

Crew

9.0

Overall

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
1,292 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Boarding

8.6

Entertainment

7.7

Comfort

8.1

Food

8.5

Crew

9.0

Overall

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
3,215 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Boarding

8.6

Entertainment

7.7

Comfort

8.1

Food

8.5

Crew

9.0

Overall

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 Heathrow to Singapore. 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 into for flights to Singapore from London Heathrow?

    Singapore Changi (SIN) is the airport you will fly into if you book a flight from London Heathrow to Singapore. You should not have trouble finding flights to Changi from London Heathrow; the airport handles an average of 35 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Singapore airport from London Heathrow. It is only a 16.9 km journey from Changi (SIN) to Singapore’s city centre.

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

    Etihad Airways, at $921, was found to be the cheapest airline from London Heathrow Airport to Singapore.Alternate airlines to your destination round-trip include China Eastern and Gulf Air. Etihad Airways is 31% cheaper than the average price of flights available within the next 90 days to this destination.

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

    One-way options have recently been found by users for as low as $639 on Air India. Other airlines that offer cheap prices include Hainan Airlines from $689 and Gulf Air from $748 one-way.

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

    The top 3 most reliable airlines when flying from London Heathrow Airport to Singapore are Qantas Airways (90%), American Airlines (67%) and Avianca (67%).

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

    Looking for the cheapest flight from London Heathrow Airport to Singapore? While on average our users pay $5,241, our data indicates the cheapest price to be $757. The most popular route (London Heathrow - Singapore Changi), is priced around $985.

  • Can I find deals for flights from Heathrow to Singapore that include hotel bookings?

    Yes. In addition to deals on Heathrow to Singapore flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Singapore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Singapore.

  • Can I find deals for business class flights from Heathrow to Singapore?

    Yes. Cheapflights offers flight deals from Heathrow to Singapore 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 London Heathrow Airport to Singapore?

    Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Singapore (average of $355). Flying from London Heathrow Airport to Singapore in December is currently the most expensive (average of $752). 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.

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