Cheap flights from London Heathrow Airport to Singapore from $596
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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
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 Wednesday or Tuesday 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 12 September 2025.
Round-trip from | $926 |
---|---|
One-way from | $596 |
Popular in | July |
Cheapest in | May |
Average price | $1,117 |
Good round-trip deal | $1,993 or less |
Good one-way deal | $1,450 or less |
Find flight deals from Heathrow to Singapore
Cheapest flights from Heathrow to SingaporeExplore 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 12 September 2025.
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 12 September 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from London Heathrow Airport to Singapore that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonSingapore
LHR - SIN
LHRSIN
London Heathrow
Mon 3/11
16:40-17:25
1 stop16h 45m
Singapore Changi
Sun 23/11
00:05-08:05
1 stop16h 00m
LondonSingapore
LHR - SIN
LHRSIN
London Heathrow
Mon 3/11
20:05-18:00
1 stop37h 55m
Singapore Changi
Sun 23/11
00:05-13:40
2 stops21h 35m
LondonSingapore
LHR - SIN
LHRSIN
London Heathrow
Tue 14/10
17:50-16:40
1 stop15h 50m
Singapore Changi
Sun 16/11
00:05-08:05
1 stop16h 00m
LondonSingapore
LHR - SIN
LHRSIN
London Heathrow
Tue 28/10
18:40-18:00
1 stop15h 20m
Singapore Changi
Mon 3/11
00:05-13:40
2 stops21h 35m
LondonSingapore
LHR - SIN
LHRSIN
London Heathrow
Tue 14/10
20:05-17:05
1 stop38h 00m
Singapore Changi
Sun 16/11
00:05-13:40
2 stops21h 35m
LondonSingapore
LHR - SIN
LHRSIN
London Heathrow
Tue 14/10
20:05-17:05
1 stop38h 00m
Singapore Changi
Mon 17/11
00:05-13:40
2 stops21h 35m
LondonSingapore
LHR - SIN
LHRSIN
London Heathrow
Sun 2/11
18:40-18:00
1 stop15h 20m
Singapore Changi
Mon 24/11
00:05-13:40
2 stops21h 35m
LondonSingapore
LHR - SIN
LHRSIN
London Heathrow
Sun 2/11
18:40-18:00
1 stop15h 20m
Singapore Changi
Sun 23/11
00:05-13:40
2 stops21h 35m
LondonSingapore
LHR - SIN
LHRSIN
London Heathrow
Thu 26/2
10:40-07:50
Nonstop13h 10m
Singapore Changi
Wed 11/3
01:10-07:40
Nonstop14h 30m
LondonSingapore
LHR - SIN
LHRSIN
London Heathrow
Thu 5/3
14:25-18:00
2 stops19h 35m
Singapore Changi
Wed 11/3
00:05-13:40
2 stops21h 35m
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.
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?
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 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?
Unlike in the afternoon, when flights are generally more expensive, you can save up to 42% on flights from London Heathrow Airport to Singapore by exploring options for tickets at midday.
What’s the top stopover airport for flights from London Heathrow Airport to Singapore?
Manama (BAH) – chosen by Cheapflights users on 22% of one-stop itineraries from London Heathrow Airport to Singapore on Cheapflights.
What’s the fastest stopover option from London Heathrow Airport to Singapore?
Flights via Dubai (DXB) have the shortest average one-way travel time for one-stop routes: 16h 30m.
What’s the fastest stopover option from London Heathrow Airport to Singapore?
Flights via Dubai (DXB) have the shortest average one-way travel time for one-stop routes: 16h 30m.
Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Singapore?
Flights via Beijing (PEK) offer the fastest connection on this route, with an average stopover time of 1h 43m.
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.
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How does Cheapflights help users find flights from Heathrow to Singapore?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Singapore. 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 Heathrow to Singapore?
Cheapflights helps you find that perfect flight to Singapore from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Heathrow to Singapore with no change fees?
Yes! Cheapflights helps users easily find flights from Heathrow to Singapore with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to Singapore become cheaper?
Of course! You can now track prices for flights from Heathrow to Singapore 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.