Cheap flights from London Heathrow Airport to Singapore from S$ 500

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 11-10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SIN
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from London Heathrow to Singapore Changi are usually found in May or September, booked 50 days in advance, depart on a Friday or Saturday and return on a Tuesday

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 18 September 2025.

Round-trip from

S$ 779

One-way from

S$ 500

Popular in

July

Cheapest in

May

Average price

S$ 930

Good round-trip deal

S$ 1,259 or less

Good one-way deal

S$ 889 or less
SWISS
  • SWISS
  • 29-10-4-11
  • 2 total stops
  • 31h 20m total
  • London to Singapore
11-10
  • 11-10
  • 2 total stops
  • 35h 50m total
  • London to Singapore
Highest demand for flights based on searches. 12% potential increase in price (S$ 192 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (S$ 46 potential savings vs. average return price).
Average for round-trip flights in September 2025
Price to beat on a round-trip flight from London Heathrow to Singapore Changi.
Price to beat on a one-way flight from London Heathrow to Singapore Changi.

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 18 September 2025.

Wed 29-1018:40LHR - SIN
1 stop15h 20mSWISS
Tue 4-1100:05SIN - LHR
1 stop16h 00mSWISS
Deal found 17-9S$ 779
Fri 21-1121:00LHR - SIN
2 stops30h 10mHainan Airlines
Sat 6-1204:40SIN - LHR
2 stops45h 15mHainan Airlines
Deal found 16-9S$ 780
Fri 24-1022:00LHR - SIN
2 stops33h 40mHainan Airlines
Sun 2-1115:45SIN - LHR
2 stops34h 10mHainan Airlines
Deal found 16-9S$ 781
Sat 8-1122:00LHR - SIN
1 stop25h 00mAir India
Fri 14-1110:30SIN - LHR
1 stop32h 35mAir India
Deal found 16-9S$ 782
Thu 6-1117:50LHR - SIN
1 stop15h 35mMultiple Airlines
Tue 11-1100:05SIN - LHR
1 stop16h 00mMultiple Airlines
Deal found 16-9S$ 786
Thu 6-1117:50LHR - SIN
1 stop15h 35mMultiple Airlines
Wed 19-1100:05SIN - LHR
1 stop16h 00mMultiple Airlines
Deal found 17-9S$ 789
Sun 9-1120:25LHR - SIN
1 stop17h 30mAir China
Sat 15-1123:55SIN - LHR
1 stop25h 55mAir China
Deal found 16-9S$ 790
Thu 6-1117:50LHR - SIN
1 stop15h 35mMultiple Airlines
Sat 8-1100:05SIN - LHR
1 stop16h 00mMultiple Airlines
Deal found 16-9S$ 794
Tue 4-1117:50LHR - SIN
1 stop15h 35mLufthansa
Wed 12-1123:45SIN - LHR
1 stop16h 20mLufthansa
Deal found 16-9S$ 795
Thu 6-1118:40LHR - SIN
1 stop15h 20mSWISS
Wed 19-1100:05SIN - LHR
1 stop19h 10mSWISS
Deal found 16-9S$ 796
Fri 3-1022:00LHR - SIN
2 stops30h 00mHainan Airlines
Wed 8-1004:40SIN - LHR
1 stop21h 50mHainan Airlines
Deal found 16-9S$ 798

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 200,618 searches. Data last updated 18 September 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

Wed 12-11

20:05-18:00

1 stop37h 55m

Singapore Changi

Mon 24-11

00:05-13:40

2 stops21h 35m

S$ 859

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sun 28-9

22:05-12:20

1 stop31h 15m

Singapore Changi

Sun 5-10

20:00-06:55

1 stop17h 55m

S$ 893

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Fri 7-11

08:50-09:35

1 stop16h 45m

Singapore Changi

Wed 26-11

19:25-12:05

1 stop24h 40m

S$ 923

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sat 7-3

10:20-18:40

1 stop24h 20m

Singapore Changi

Sat 21-3

22:05-15:15

1 stop25h 10m

S$ 930

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sun 28-9

22:05-02:30

1 stop21h 25m

Singapore Changi

Sun 5-10

16:35-19:30

2 stops33h 55m

S$ 932

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sun 28-9

10:00-12:20

1 stop19h 20m

Singapore Changi

Tue 30-9

21:15-16:35

1 stop26h 20m

S$ 966

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sun 8-3

14:25-18:00

2 stops19h 35m

Singapore Changi

Sat 21-3

00:05-08:05

1 stop16h 00m

S$ 987

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Sat 31-1

09:30-12:30

1 stop19h 00m

Singapore Changi

Sat 7-2

20:25-06:35

1 stop18h 10m

S$ 988

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Fri 6-3

14:25-18:00

2 stops19h 35m

Singapore Changi

Sat 21-3

00:05-08:05

1 stop16h 00m

S$ 1,001

LondonSingapore

LHR - SIN

LHRSIN

London Heathrow

Mon 27-10

10:20-18:40

1 stop24h 20m

Singapore Changi

Fri 31-10

22:05-17:00

1 stop26h 55m

S$ 1,008

Flights are sorted by cheapest return flights first.

Deals found on 16-9

Showing 1-10 of 22 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 12 September 2025.

The best time to book flights from London Heathrow Airport to Singapore is 50 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 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 18 September 2025.

It’s optimal to fly from London Heathrow Airport to Singapore in the afternoon. By choosing this option you can save up to 13% on the cost of your flight, compared to a flight in the morning.

How much does it cost for a return flight from London Heathrow Airport to Singapore?

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 18 September 2025.
Read reviews from past customers who have flown with Singapore Airlines, SWISS, andGulf Air from London Heathrow Airport to Singapore. 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.

Overall

8.1

Boarding

8.2

Crew

8.6

Comfort

8.0

Food

7.7

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Overall

8.1

Boarding

8.2

Crew

8.6

Comfort

8.0

Food

7.7

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Overall

8.1

Boarding

8.2

Crew

8.6

Comfort

8.0

Food

7.7

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Overall

8.1

Boarding

8.2

Crew

8.6

Comfort

8.0

Food

7.7

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Overall

8.1

Boarding

8.2

Crew

8.6

Comfort

8.0

Food

7.7

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Overall

8.1

Boarding

8.2

Crew

8.6

Comfort

8.0

Food

7.7

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

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?

    For a flight from London Heathrow to Singapore, you will be flying into Changi. Singapore Changi (SIN) is just 16.9 km from the centre vof the city. Changi is the only Singapore airport and it handles 37 inbound flights from London Heathrow per day. 6 airlines have flights to Singapore Changi from London Heathrow on a regular basis.

  • How long is the flight from London Heathrow Airport to Singapore?

    For as low as S$ 923, SWISS can have you in Singapore from London Heathrow Airport in 16h 45m. The distance from London Heathrow Airport to Singapore is about 10874 km. This flight may include one or multiple stops.

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

    Our cheapest airline available from London Heathrow Airport to Singapore is Etihad Airways. Our recent data shows that you can find tickets from as low as S$ 784 on this airline. Additional options worth looking into are SWISS and Gulf Air, starting at S$ 802 and S$ 840 round-trip. These flights start at 28% lower than the current average price 3 months from now.

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

    Before booking your flight to Singapore from London Heathrow Airport, have a look at the most reliable airlines to get you to your destination on time: Air Canada (83%), Garuda Indonesia (80%), Croatia Airlines( 76%).

  • 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 S$ 1,239, our data indicates the cheapest price to be S$ 868. The most popular route (London Heathrow - Singapore Changi), is priced around S$ 540.

  • 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.

See more FAQs

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Fly from Heathrow to Singapore on these airlines

Choose from the following airlines for your flight from Heathrow to Singapore. Flights are based on user searches made on Cheapflights and were last updated on 18 September 2025.

Top 6 airlines flying from Heathrow to Singapore

Discover the top 6 airlines that operate flights from Heathrow to Singapore. 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 18 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapestS$ 784AverageS$ 987FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
SWISSCheapestS$ 802AverageS$ 1,314FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Gulf AirCheapestS$ 840AverageS$ 958FlexibilityNo cancel feeOn-time67%
Search Gulf Air flights
British AirwaysCheapestS$ 845AverageS$ 1,128FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Singapore AirlinesCheapestS$ 931AverageS$ 1,313FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
LufthansaCheapestS$ 1,016AverageS$ 1,765FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to Singapore?

Cheapflights makes it easy to find Heathrow to Singapore flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Singapore?

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 Singapore from Heathrow.

Can Cheapflights find flights from Heathrow to Singapore with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Singapore flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Heathrow to Singapore become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Singapore from Heathrow today and book when prices fit your budget.

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