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Cheap flights from London Heathrow Airport to Singapore from $521

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Singapore departing on 20/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London Heathrow Airport to Singapore

Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from London Heathrow Airport to Singapore.
14:40 - 15:45LHR-SIN
18h 05m1 stop
03:45 - 20:30SIN-LHR
23h 45m1 stop
$759SAUDIA
Find Deal
Tue, 6 May - Wed, 21 May
14:40 - 15:45LHR-SIN
18h 05m1 stop
02:30 - 20:30SIN-LHR
25h 00m1 stop
$762SAUDIA
Find Deal
Tue, 6 May - Mon, 12 May
22:05 - 16:40LHR-SIN
35h 35m1 stop
03:40 - 20:00SIN-LHR
23h 20m1 stop
$878Shenzhen Airlines
Find Deal
Wed, 18 Jun - Tue, 1 Jul
22:05 - 02:40LHR-SIN
21h 35m1 stop
18:10 - 20:00SIN-LHR
32h 50m1 stop
$892Shenzhen Airlines
Find Deal
Wed, 21 May - Thu, 5 Jun
10:00 - 12:20LHR-SIN
19h 20m1 stop
20:00 - 15:20SIN-LHR
26h 20m1 stop
$900Gulf Air
Find Deal
Tue, 6 May - Tue, 13 May
22:05 - 12:20LHR-SIN
31h 15m1 stop
20:00 - 06:55SIN-LHR
17h 55m1 stop
$902Gulf Air
Find Deal
Tue, 6 May - Thu, 22 May
14:45 - 15:30LHR-SIN
17h 45m1 stop
00:40 - 13:50SIN-LHR
20h 10m1 stop
$943KLM
Find Deal
Mon, 28 Apr - Wed, 14 May
17:35 - 16:30LHR-SIN
15h 55m1 stop
00:40 - 16:15SIN-LHR
22h 35m1 stop
Thu, 5 Jun - Wed, 25 Jun
11:45 - 15:30LHR-SIN
20h 45m1 stop
00:40 - 10:45SIN-LHR
17h 05m1 stop
$1,097KLM
Find Deal
Thu, 19 Jun - Sun, 22 Jun
22:15 - 02:10LHR-SIN
20h 55m1 stop
12:05 - 19:30SIN-LHR
38h 25m2 stops
$1,111
Find Deal
Thu, 24 Apr - Thu, 1 May

KLM flights from London Heathrow Airport to Singapore

Our best KLM deals on London Heathrow Airport to Singapore flight tickets
KLM
28 Apr
LHR14:45London Heathrow
17h 45m
1 stop
SIN15:30Singapore Changi
14 May
SIN00:40Singapore Changi
20h 10m
1 stop
LHR13:50London Heathrow
KLM
19 June
LHR11:45London Heathrow
20h 45m
1 stop
SIN15:30Singapore Changi
22 June
SIN00:40Singapore Changi
17h 05m
1 stop
LHR10:45London Heathrow
KLM
1 Apr
LHR11:45London Heathrow
20h 45m
1 stop
SIN15:30Singapore Changi
7 Apr
SIN00:40Singapore Changi
17h 05m
1 stop
LHR10:45London Heathrow

China Southern flights from London Heathrow Airport to Singapore

Our best China Southern deals on London Heathrow Airport to Singapore flight tickets
China Southern
6 May
LHR21:00London Heathrow
39h 40m
2 stops
SIN19:40Singapore Changi
15 May
SIN17:50Singapore Changi
32h 10m
1 stop
LHR19:00London Heathrow
China Southern
6 May
LHR21:00London Heathrow
39h 40m
2 stops
SIN19:40Singapore Changi
22 May
SIN08:00Singapore Changi
18h 00m
1 stop
LHR19:00London Heathrow

See travel insights to Singapore from

How to get the cheapest flight ticket from London Heathrow Airport to Singapore

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Singapore?

In general, May is the cheapest month to fly from London Heathrow Airport to Singapore. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,162. If you aren’t able to travel during the month of May, then book flights to Singapore from London Heathrow Airport during March instead. Flights to Singapore in March, while not as cheap as those in May, still average around $1,197.

What is the cheapest day to depart on your flight to Singapore?

The cheapest day to depart on your flight to Singapore is on a Tuesday when prices can be found for as low as $2,181. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Singapore on Sunday is $2,546.

What is the cheapest time of day to depart on your flight to Singapore?

At midday is the cheapest time of day to fly from London Heathrow Airport to Singapore when you can find flight prices for as low as $0. Flying to Singapore at midday is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the evening because they tend to be around $2,432. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London Heathrow to Singapore Changi flight route?

Fly from London Heathrow to Singapore Changi for the best London Heathrow - Singapore Changi flight prices

How far in advance should I book a flight to Singapore?

You are more likely to see cheaper flights to Singapore from London Heathrow Airport when booking 19 weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around $1,372 when searching 19 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Singapore from London Heathrow Airport for as low as $1,241 on momondo.

What cabin class options are available on London Heathrow to Singapore Changi flights?

There are 4 cabin classes available to choose from on London Heathrow to Singapore Changi flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have London Heathrow Airport to Singapore flight prices changed over time?

As of March 2025, prices for London Heathrow Airport to Singapore flights are approximately 16% cheaper when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Singapore

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Singapore according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Heathrow Airport to Singapore (LHR to SIN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Singapore

Best price found

$521

Fastest flight time

13h 05m

Direct flights

Every day

Airports in Singapore

1 airport
The best one-way flight to Singapore from London Heathrow Airport in the past 72 hours is $521. The best return flight deal from London Heathrow Airport to Singapore found on momondo in the last 72 hours is $759.
The fastest flight from London Heathrow Airport to Singapore takes 13h 05m
Direct flights go from London Heathrow Airport to Singapore every day.
There is 1 airport near Singapore: Singapore Changi (SIN)

  • How far is London Heathrow to Singapore Changi by plane?

    The straight-line distance from London Heathrow to Singapore Changi is 10869.4 km. In terms of flight time, this usually takes a little over 13h 05m.

  • When did momondo last update prices for flights from London Heathrow Airport to Singapore Changi Airport?

    Prices for flights from London Heathrow Airport to Singapore Changi Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from London Heathrow Airport to Singapore Changi Airport?

  • How old do you have to be to fly from London Heathrow Airport to Singapore Changi Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Singapore Changi Airport.

  • What documentation or ID do you need to fly to Singapore Changi Airport?

    The travel and health documents you'll need for your trip to Singapore Changi Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Singapore Changi Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Singapore?

  • What is the most popular airline from London Heathrow Airport to Singapore?


Best airlines flying from London Heathrow Airport to Singapore

Compare and see reviews for airlines that fly from London Heathrow Airport to Singapore with momondo
Airline
Rating
Free cancellation
Price
Singapore AirlinesPriceFrom $1,118Free cancellationRating
8.1
1,284 reviews
Search Singapore Airlines flights
  • Singapore Airlines Flights From London Heathrow Airport to Singapore

    Singapore Airlines flies from London Heathrow Airport to Singapore around 24 times per week, with 1,284 momondo users rating the airline 8.1/10. The cheapest Singapore Airlines deal from London Heathrow Airport to Singapore in the last 72 hours was $705 (round-trip), much lower than the average airfare cost of $822 for Singapore Airlines flights on this route.


Why use momondo?

Why should I use momondo to find a flight deal from London to Singapore?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Singapore. momondo saves you time and could save you money on your trip.

Can I find flights from London to Singapore with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Singapore flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Singapore?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Singapore from London.

I’m not ready to book a flight from London to Singapore right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Singapore from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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