Cheapflights Tip: The best prices from London to Singapore Changi are usually found in May or November, booked 47 days in advance, depart on a Thursday or Wednesday and return on a Wednesday
Cheap flight deals from London to Singapore
Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 6 January 2026.
Popular in
December
Cheapest in
May
Average price
$1,314
Good round-trip deal
$2,954 or less
Good one-way deal
$2,208 or less
Highest demand for flights based on searches. 3% potential increase in price ($96 potential increase over avg. return price).
Best time to book a flight from London to Singapore
Have a flexible travel schedule? Discover the best time to fly to Singapore from London 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 to Singapore
Prices
Airlines
Delays
How far ahead should I book a flight from London to Singapore?
Use this chart to determine the optimal time to book a return flight from London to Singapore. Price data was last updated on 2 January 2026.
The price you pay for your flight from London to Singapore may vary depending on when you book. For the best chance of a lower fare, look to book 47 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from London to Singapore?
Currently, August is the cheapest month in which you can book a flight from London to Singapore (average of $907). Flying from London to Singapore in July is currently the most expensive (average of $1,184). 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 LON to SIN?
Find hourly flight availability from London 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 6 January 2026.
When flying from London to Singapore, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from London to Singapore
Explore weekly flight availability from London 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 6 January 2026.
The most flights from LON to SIN are scheduled on a Monday (37 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (35 on average).
How often are flights from London to Singapore delayed?
About 26% of weekly flights between London and Singapore have experienced delays in the past year, with the average delay time being 108 minutes.
What is the most punctual flight time for London to Singapore flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on London to Singapore flights?
Over the past year, Qantas Airways have had the lowest number of delays on this route, with just 14% of flights being delayed.
Related info for your journey
Find useful and relevant information for your journey from London 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?
Located just 16.9 km from the city centre, Singapore Changi is the airport most travellers will use when flying to Singapore from London. Booking flights from London to Changi (SIN) should be relatively easy as there are 36 daily inbound flights from London from 0 different airlines.
What are the most reliable airlines from London to Singapore?
Before booking your flight to Singapore from London, have a look at the most reliable airlines to get you to your destination on time: Air Canada (88%), Croatia Airlines (82%), Scandinavian Airlines( 81%).
Can I find deals for flights from London to Singapore that include hotel bookings?
Yes. In addition to deals on London to Singapore flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Singapore?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Singapore.
Can I find deals for business class flights from London to Singapore?
Yes. Cheapflights offers flight deals from London 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 to Singapore?
Currently, August is the cheapest month in which you can book a flight from London to Singapore (average of $907). Flying from London to Singapore in July is currently the most expensive (average of $1,184). 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.
Explore flights to Singapore departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 6 January 2026.
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 London to Singapore?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London 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 London to Singapore?
Cheapflights simply makes it quick and affordable to book flights from London to Singapore 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 London to Singapore with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Singapore flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from London 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 London today and book when prices fit your budget.
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