$428+ Cheap flights from Heathrow (LHR) to Singapore (SIN)
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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SIN
May 18 — May 251
Round-trip
1 adult, Economy
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Find cheap flights from Heathrow to Singapore with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from London Heathrow to Singapore Changi are usually found in May or September, booked 61 days in advance, depart on a Thursday or Monday and return on a Wednesday
Cheap flight deals from Heathrow to Singapore
Cheapest
Best
Last-minute
One-way
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 April 18, 2026.
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 April 18, 2026.
This Justfly.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/289:20 pm
LHR
- SIN
1 stop36h 40m
China Eastern
Wed 5/1312:55 am
SIN
- LHR
1 stop24h 45m
China Eastern
Deal found 4/15![China Eastern logo]()
$656
This Air China deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/210:00 pm
LHR
- SIN
1 stop34h 00m
Air China
Sun 5/175:55 pm
SIN
- LHR
1 stop33h 30m
Air China
Deal found 4/15![Air China logo]()
$657
This Justfly.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/259:00 pm
LHR
- SIN
1 stop34h 00m
China Eastern
Wed 11/1112:25 am
SIN
- LHR
1 stop25h 05m
China Eastern
Deal found 4/16![China Eastern logo]()
$659
This Booking.com deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/510:00 pm
LHR
- SIN
2 stops33h 55m
Hainan Airlines
Thu 6/1112:05 pm
SIN
- LHR
2 stops38h 25m
Hainan Airlines
Deal found 4/18![Hainan Airlines logo]()
$676
This China Eastern deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/269:20 pm
LHR
- SIN
1 stop36h 40m
China Eastern
Wed 5/1312:55 am
SIN
- LHR
1 stop24h 45m
China Eastern
Deal found 4/14![China Eastern logo]()
$679
This China Eastern deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/259:00 pm
LHR
- SIN
1 stop24h 25m
China Eastern
Fri 11/1312:25 am
SIN
- LHR
1 stop25h 05m
China Eastern
Deal found 4/13![China Eastern logo]()
$681
This China Eastern deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:00 pm
LHR
- SIN
1 stop39h 25m
China Eastern
Tue 11/104:15 pm
SIN
- LHR
1 stop33h 15m
China Eastern
Deal found 4/15![China Eastern logo]()
$685
This China Eastern deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/219:20 pm
LHR
- SIN
1 stop35h 25m
China Eastern
Wed 5/133:45 pm
SIN
- LHR
2 stops33h 55m
China Eastern
Deal found 4/15![China Eastern logo]()
$692
Best flights from Heathrow to SingaporeDiscover carefully curated flight deals from Heathrow to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 18, 2026.
Discover carefully curated flight deals from Heathrow to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 18, 2026.
This British Airways deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/119:30 am
LHR
- SIN
1 stop16h 20m
British Airways
Wed 10/2811:15 pm
SIN
- LHR
Nonstop14h 40m
British Airways
Deal found 4/13![British Airways logo]()
$972
This Singapore Airlines deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:35 pm
LHR
- SIN
Nonstop13h 10m
Singapore Airlines
Sun 12/69:00 am
SIN
- LHR
Nonstop14h 20m
Singapore Airlines
Deal found 4/18![Singapore Airlines logo]()
$981
This China Eastern deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/149:20 pm
LHR
- SIN
2 stops31h 20m
China Eastern
Fri 6/192:00 pm
SIN
- LHR
2 stops59h 40m
China Eastern
Deal found 4/15![China Eastern logo]()
$1,058
This Oman Air deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/208:50 pm
LHR
- SIN
2 stops40h 40m
Oman Air
Thu 9/248:50 pm
SIN
- LHR
1 stop16h 40m
Oman Air
Deal found 4/18![Oman Air logo]()
$1,079
This Qatar Airways deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/107:25 pm
LHR
- SIN
Nonstop13h 40m
Multiple Airlines
Sat 5/231:05 am
SIN
- LHR
1 stop23h 55m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$1,180
This China Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:15 pm
LHR
- SIN
2 stops46h 20m
China Airlines
Thu 10/221:45 pm
SIN
- LHR
1 stop33h 45m
China Airlines
Deal found 4/14![China Airlines logo]()
$1,181
This British Airways deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/293:35 pm
LHR
- SIN
1 stop17h 10m
British Airways
Sun 12/611:15 pm
SIN
- LHR
Nonstop14h 40m
British Airways
Deal found 4/14![British Airways logo]()
$997
This British Airways deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/309:55 pm
LHR
- SIN
1 stop16h 20m
British Airways
Wed 12/911:15 pm
SIN
- LHR
Nonstop14h 40m
British Airways
Deal found 4/14![British Airways logo]()
$1,010
This Singapore Airlines deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:25 am
LHR
- SIN
Nonstop13h 20m
Singapore Airlines
Tue 9/2211:00 pm
SIN
- LHR
Nonstop13h 55m
Singapore Airlines
Deal found 4/18![Singapore Airlines logo]()
$1,118
This Oman Air deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/188:50 pm
LHR
- SIN
2 stops38h 35m
Oman Air
Sat 8/18:50 pm
SIN
- LHR
1 stop16h 40m
Oman Air
Deal found 4/16![Oman Air logo]()
$1,167
Last-minute flights from Heathrow to SingaporeDiscover last-minute flight deals from Heathrow to Singapore. Data last updated April 18, 2026 and is based on user searches.
Discover last-minute flight deals from Heathrow to Singapore. Data last updated April 18, 2026 and is based on user searches.
This China Eastern deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/219:20 pm
LHR
- SIN
1 stop35h 25m
China Eastern
Wed 5/133:45 pm
SIN
- LHR
2 stops33h 55m
China Eastern
Deal found 4/15![China Eastern logo]()
$692
This China Eastern deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/269:20 pm
LHR
- SIN
1 stop36h 40m
China Eastern
Wed 5/1312:55 am
SIN
- LHR
1 stop24h 45m
China Eastern
Deal found 4/14![China Eastern logo]()
$679
This Justfly.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/289:20 pm
LHR
- SIN
1 stop36h 40m
China Eastern
Wed 5/1312:55 am
SIN
- LHR
1 stop24h 45m
China Eastern
Deal found 4/15![China Eastern logo]()
$656
This Air China deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/210:00 pm
LHR
- SIN
1 stop34h 00m
Air China
Sun 5/175:55 pm
SIN
- LHR
1 stop33h 30m
Air China
Deal found 4/15![Air China logo]()
$657
This FlightHub deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/210:00 pm
LHR
- SIN
1 stop34h 00m
Air China
Mon 5/189:00 am
SIN
- LHR
1 stop18h 25m
Air China
Deal found 4/14![Air China logo]()
$730
This Booking.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/810:00 pm
LHR
- SIN
2 stops30h 00m
Hainan Airlines
Sun 5/174:15 pm
SIN
- LHR
2 stops34h 15m
Hainan Airlines
Deal found 4/17![Hainan Airlines logo]()
$723
This Shenzhen Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Shenzhen Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2010:05 pm
LHR
- SIN
1 stop20h 55m
Shenzhen Airlines
Thu 6/43:00 am
SIN
- LHR
1 stop24h 00m
Shenzhen Airlines
Deal found 4/17![Shenzhen Airlines logo]()
$710
One-way flights from Heathrow to SingaporeSearch for one-way flight options from Heathrow to Singapore. Find affordable one-way fares based on user searches. Data last updated April 18, 2026.
Search for one-way flight options from Heathrow to Singapore. Find affordable one-way fares based on user searches. Data last updated April 18, 2026.
This Aegean Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aegean Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/144:35 pm
LHR
- SIN
1 stop25h 35m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$428
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/98:45 am
LHR
- SIN
3 stops45h 15m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$432
This Aegean Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aegean Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2610:15 pm
LHR
- SIN
1 stop19h 55m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$438
This Kiwi.com deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1510:00 pm
LHR
- SIN
2 stops22h 10m
Hainan Airlines
Deal found 4/18![Hainan Airlines logo]()
$439
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/110:00 pm
LHR
- SIN
2 stops33h 55m
Hainan Airlines
Deal found 4/16![Hainan Airlines logo]()
$440
This Booking.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/239:20 pm
LHR
- SIN
1 stop25h 05m
China Eastern
Deal found 4/14![China Eastern logo]()
$442
This Super.com deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1810:00 pm
LHR
- SIN
2 stops22h 10m
Hainan Airlines
Deal found 4/13![Hainan Airlines logo]()
$443
This Booking.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/269:20 pm
LHR
- SIN
1 stop35h 25m
China Eastern
Deal found 4/16![China Eastern logo]()
$444
This Kiwi.com deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1110:00 pm
LHR
- SIN
2 stops30h 00m
Hainan Airlines
Deal found 4/18![Hainan Airlines logo]()
$448
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2510:15 pm
LHR
- SIN
1 stop19h 55m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$449
Find 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 April 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $656 (Justfly.com) |
One-way from | $428 (Aegean Airlines) |
Popular in | July |
Cheapest in | May |
Average price | $869 |
Good round-trip deal | $1,083 or less |
Good one-way deal | $613 or less |
Cheapflights Fare Finder
Customize 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 2,558,603 searches. Data last updated April 18, 2026.
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
Cheapest round-trip
LondonSingapore
LHR - SIN
LHRSIN
London Heathrow
Sun 10/11
9:30 am-8:50 am
1 stop16h 20m
Singapore Changi
Wed 10/28
11:15 pm-5:55 am
Nonstop14h 40m
$972
LondonSingapore
LHR - SIN
LHRSIN
London Heathrow
Tue 9/29
8:35 pm-4:45 pm
Nonstop13h 10m
Singapore Changi
Sun 12/6
9:00 am-3:20 pm
Nonstop14h 20m
$981
LondonSingapore
LHR - SIN
LHRSIN
London Heathrow
Tue 9/29
3:35 pm-3:45 pm
1 stop17h 10m
Singapore Changi
Sun 12/6
11:15 pm-5:55 am
Nonstop14h 40m
$997
LondonSingapore
LHR - SIN
LHRSIN
London Heathrow
Wed 9/30
9:55 pm-9:15 pm
1 stop16h 20m
Singapore Changi
Wed 12/9
11:15 pm-5:55 am
Nonstop14h 40m
$1,010
LondonSingapore
LHR - SIN
LHRSIN
London Heathrow
Sun 6/14
9:20 pm-11:40 am
2 stops31h 20m
Singapore Changi
Fri 6/19
2:00 pm-6:40 pm
2 stops59h 40m
$1,058
LondonSingapore
LHR - SIN
LHRSIN
London Heathrow
Sun 9/20
8:50 pm-8:30 pm
2 stops40h 40m
Singapore Changi
Thu 9/24
8:50 pm-6:30 am
1 stop16h 40m
$1,079
Quickest round-trip
LondonSingapore
LHR - SIN
LHRSIN
London Heathrow
Mon 9/7
9:25 am-5:45 am
Nonstop13h 20m
Singapore Changi
Tue 9/22
11:00 pm-5:55 am
Nonstop13h 55m
$1,118
LondonSingapore
LHR - SIN
LHRSIN
London Heathrow
Sat 7/18
8:50 pm-6:25 pm
2 stops38h 35m
Singapore Changi
Sat 8/1
8:50 pm-6:30 am
1 stop16h 40m
$1,167
LondonSingapore
LHR - SIN
LHRSIN
London Heathrow
Sun 5/10
7:25 pm-4:05 pm
Nonstop13h 40m
Singapore Changi
Sat 5/23
1:05 am-6:00 pm
1 stop23h 55m
$1,180
LondonSingapore
LHR - SIN
LHRSIN
London Heathrow
Tue 10/13
7:15 pm-12:35 am
2 stops46h 20m
Singapore Changi
Thu 10/22
1:45 pm-4:30 pm
1 stop33h 45m
$1,181
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Heathrow to Singapore
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to Singapore in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star |
- Most accurate provider: When it comes to deals on London Heathrow Airport-Singapore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Singapore flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Singapore flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on London Heathrow Airport-Singapore flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-Singapore flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
LHR-SIN
Estimated round-trip 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
Prices
Airlines
Delays
More
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 round-trip flight from Heathrow to Singapore. Price data was last updated on April 17, 2026.
Booking 61 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Singapore. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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 $741). Flying from London Heathrow Airport to Singapore in July is currently the most expensive (average of $1,169). 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 April 18, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to Singapore as you normally would.
How often are flights from London to Singapore delayed?
About 22% of weekly flights between London and Singapore have experienced delays in the past year, with the average delay time being 107 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 last year, Qantas Airways have had the lowest number of delays on this route, with just 14% of flights being delayed.
What’s the top layover airport for flights from London Heathrow Airport to Singapore?
Share of 1-stop round-trip flights from London Heathrow Airport to Singapore chosen by Cheapflights users in the past 12 months, using the same layover each way.
Abu Dhabi (AUH) – chosen by Cheapflights users on 50% of 1-stop itineraries from London Heathrow Airport to Singapore on Cheapflights.
What’s the cheapest layover airport for flights from London Heathrow Airport to Singapore?
Average round-trip fare for 1-stop flights from London Heathrow Airport to Singapore, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Abu Dhabi (AUH) is the most affordable 1-stop option, with an average round-trip price of $652.
What’s the fastest layover option from London Heathrow Airport to Singapore?
Shortest average travel time for 1-stop one-way flights from London Heathrow Airport to Singapore, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Istanbul (IST) have the shortest average one-way travel time for 1-stop routes: 16h 25m.
Which airport typically offers the quickest layover for flights from London Heathrow Airport to Singapore?
Average layover duration for 1-stop one-way flights from London Heathrow Airport to Singapore, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Istanbul (IST) offer the fastest connection on this route, with an average layover time of 2h 05m.
The best insider tips for London Heathrow Airport to Singapore flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your London Heathrow Airport to Singapore trip
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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 April 18, 2026.
Read through reviews of airlines operating flights from London Heathrow Airport to Singapore, such as Singapore Airlines,Gulf Air, andBritish Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Crew
8.6
Overall
8.2
Entertainment
8.0
Food
7.8
Boarding
8.3
Reviews
1 / 20
6.0
GoodAnonymous,Feb 2026
SAI - SIN
Comfort
8.0
Crew
8.6
Overall
8.2
Entertainment
8.0
Food
7.8
Boarding
8.3
Reviews
1 / 20
6.0
GoodAnonymous,Feb 2026
SAI - SIN
Comfort
8.0
Crew
8.6
Overall
8.2
Entertainment
8.0
Food
7.8
Boarding
8.3
Reviews
1 / 20
6.0
GoodAnonymous,Feb 2026
SAI - SIN
Comfort
8.0
Crew
8.6
Overall
8.2
Entertainment
8.0
Food
7.8
Boarding
8.3
Reviews
1 / 20
6.0
GoodAnonymous,Feb 2026
SAI - SIN
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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Top 3 airlines flying from Heathrow to Singapore
Discover the top 3 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 2,558,603 searches. Data last updated April 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$625 | Average$716 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$662 | Average$905 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$741 | Average$969 | FlexibilityNo cancel fee | On-time81% |