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Cheap flights from London to Singapore from ₹ 34,959

LON — SIN
4 Oct — 11 Oct1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Singapore Changi are usually found in November or May, booked 40 days in advance, depart on a Monday or Friday and return on a Monday

Cheap flight deals from London to Singapore

Enter your travel dates to find the best prices.

Cheapest flights from London to Singapore

Fri 25/922:05 -
1 stop20h 55m
Thu 3/1213:40 -
1 stop37h 30m
Deal found 3/9₹ 64,627
Sun 6/922:40 -
1 stop25h 10m
Sun 13/920:00 -
1 stop26h 20m
Deal found 1/9₹ 67,083
Thu 26/1108:50 -
1 stop16h 45m
Tue 22/1219:25 -
1 stop24h 40m
Deal found 3/9₹ 68,312
Fri 18/922:05 -
1 stop36h 55m
Tue 17/1103:00 -
1 stop24h 10m
Deal found 31/8₹ 68,406
Thu 29/1020:55 -
1 stop28h 40m
Wed 4/1119:25 -
1 stop24h 40m
Deal found 4/9₹ 68,500
Wed 9/921:20 -
2 stops45h 35m
Wed 16/920:00 -
1 stop17h 55m
Deal found 1/9₹ 69,162
Thu 1/1010:00 -
1 stop19h 45m
Thu 8/1012:05 -
2 stops38h 25m
Deal found 31/8₹ 69,918
Tue 20/1007:30 -
1 stop28h 00m
Tue 27/1022:05 -
1 stop19h 05m
Deal found 4/9₹ 70,296
Wed 14/1010:20 -
1 stop25h 10m
Mon 26/1022:05 -
1 stop19h 05m
Deal found 2/9₹ 70,390
Sat 12/914:45 -
1 stop35h 55m
Fri 20/1119:25 -
1 stop19h 15m
Deal found 31/8₹ 70,674
Mon 7/921:20 -
2 stops33h 55m
Mon 14/920:00 -
1 stop17h 55m
Deal found 31/8₹ 70,768
Sun 1/1119:20 -
1 stop30h 15m
Tue 17/1119:25 -
1 stop24h 40m
Deal found 3/9₹ 70,863

Find flight deals from London to Singapore

Round-trip from

₹ 64,627

One-way from

₹ 34,959

Popular in

July

Cheapest in

November

Average price

₹ 75,398

Good round-trip deal

₹ 85,991 or less
Shenzhen Airlines
  • Shenzhen Airlines
  • 25/9-29/11
  • 2 total stops
  • 55h 25m total
  • London to Singapore
Search Deals
20/10-31/12
  • 20/10-31/12
  • 1 total stop
  • 19h 55m total
  • London to Singapore
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (₹ 1,037,684 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 199,387 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals
Price to beat on a round-trip flight from London (LON) to Singapore Changi.
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from London to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSingapore

LHR London Heathrow - SIN Singapore Changi

LHRSIN

London Heathrow

Tue 20/10

22:15-01:10

1 stop19h 55m

Singapore Changi

Wed 31/12

00:00-17:30

Nonstop0h 00m

₹ 36,754

LondonSingapore

LHR London Heathrow - SIN Singapore Changi

LHRSIN

London Heathrow

Wed 3/3

21:40-12:50

1 stop31h 10m

Singapore Changi

Wed 31/12

00:00-17:30

Nonstop0h 00m

₹ 43,840

LondonSingapore

LHR London Heathrow - SIN Singapore Changi

LHRSIN

London Heathrow

Sat 9/1

21:10-17:15

1 stop36h 05m

Singapore Changi

Wed 31/12

00:00-17:30

Nonstop0h 00m

₹ 43,840

LondonSingapore

LHR London Heathrow - SIN Singapore Changi

LHRSIN

London Heathrow

Wed 14/10

10:00-12:45

1 stop19h 45m

Singapore Changi

Wed 31/12

00:00-17:30

Nonstop0h 00m

₹ 43,840

LondonSingapore

LHR London Heathrow - SIN Singapore Changi

LHRSIN

London Heathrow

Sun 6/12

19:00-03:10

1 stop24h 10m

Singapore Changi

Wed 31/12

00:00-17:30

Nonstop0h 00m

₹ 48,753

LondonSingapore

LHR London Heathrow - SIN Singapore Changi

LHRSIN

London Heathrow

Thu 21/1

19:25-23:30

2 stops20h 05m

Singapore Changi

Wed 31/12

00:00-17:30

Nonstop0h 00m

₹ 58,013

LondonSingapore

LHR London Heathrow - SIN Singapore Changi

LHRSIN

London Heathrow

Sat 23/1

14:50-23:30

2 stops24h 40m

Singapore Changi

Wed 31/12

00:00-17:30

Nonstop0h 00m

₹ 58,013

LondonSingapore

LHR London Heathrow - SIN Singapore Changi

LHRSIN

London Heathrow

Wed 21/10

13:00-19:05

2 stops47h 05m

Singapore Changi

Wed 31/12

00:00-17:30

Nonstop0h 00m

₹ 71,996
Fastest return journey

LondonSingapore

LHR London Heathrow - SIN Singapore Changi

LHRSIN

London Heathrow

Sat 31/10

21:45-19:00

Nonstop13h 15m

Singapore Changi

Wed 31/12

00:00-17:30

Nonstop0h 00m

₹ 75,020

LondonSingapore

LHR London Heathrow - SIN Singapore Changi

LHRSIN

London Heathrow

Sun 18/10

16:50-20:30

2 stops44h 40m

Singapore Changi

Wed 31/12

00:00-17:30

Nonstop0h 00m

₹ 76,532

Flights are sorted by cheapest return flights first.

Deals found on 31/8

Showing 1-10 of 22 resultsSorted by cheapest first
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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

Cheapflights Insights

Everything you need to know about your flight from London to Singapore

What is the cheapest month to book a flight from London to Singapore?

Currently, November is the cheapest month in which you can book a flight from London to Singapore (average of ₹ 74,736). Flying from London to Singapore in December is currently the most expensive (average of ₹ 110,168). 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?

A simple way to save on the total cost of your ticket is to fly from London to Singapore in the morning. If you’re flexible enough to do this you can expect to save up to 48% on your trip compared to booking a flight in the afternoon.

Weekly flight availability from London to Singapore

The most flights from LON to SIN are scheduled on a Thursday (40 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (32 on average).

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

Airfare is typical for this route at the moment.
London to Singapore flights typically cost between ₹ 60,942 and ₹ 88,625 in September.
The cheapest return price found within the last 5 days was ₹ 64,627 on Shenzhen Airlines (25 Sept–29 Nov).

How often are flights from London to Singapore delayed?

About 13% of weekly flights between London and Singapore have experienced delays in the past year, with the average delay time being 113 minutes.

What is the most punctual flight time for London to Singapore flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday 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 10% of flights being delayed.

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

Booking 39 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to Singapore. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Singapore

See what other customers who have flown with Singapore Airlines from London to Singapore have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,593 reviews
Check prices

Overall

8.2

Boarding

8.3

Food

7.8

Entertainment

8.1

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Walter,Aug 2026

DPS - SIN

My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.
Singapore Airlines
8.2
Very Good
1,593 reviews
Singapore Airlines
8.2
Very Good
1,593 reviews
Check prices

Overall

8.2

Boarding

8.3

Food

7.8

Entertainment

8.1

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Walter,Aug 2026

DPS - SIN

My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.

Related info for your journey

  • What airport do you fly into for flights to Singapore from London?

    For a flight from London 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 35 inbound flights from London per day. 0 airlines have flights to Singapore Changi from London on a regular basis.

  • How long is the flight from London to Singapore?

    Departing from London to Singapore will take you 13h 20m. Airlines will cover a distance of 10874 km. Most flights are nonstop.

  • 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: Croatia Airlines (100%), Garuda Indonesia (97%), Air Canada( 95%).

  • What are the cheapest flights from London to Singapore?

    Looking for the cheapest flight from London to Singapore? While on average our users pay ₹ 91,809, our data indicates the cheapest price to be ₹ 76,868. The most popular route (London Heathrow - Singapore Changi), is priced around ₹ 64,721.

  • 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, November is the cheapest month in which you can book a flight from London to Singapore (average of ₹ 74,736). Flying from London to Singapore in December is currently the most expensive (average of ₹ 110,168). 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.

See more FAQs

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Alternative routes for London to Singapore

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