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Cheap flights from Singapore to London Heathrow Airport from C$ 424

SIN — LHR
11 Dec — 18 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Singapore to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Singapore to Heathrow

Tue 22/127:25 p.m. -
1 stop24h 40m
Tue 5/11:55 p.m. -
1 stop35h 40m
Deal found 10/11C$ 959
Sat 26/127:25 p.m. -
1 stop24h 40m
Wed 6/18:40 a.m. -
1 stop16h 55m
Deal found 7/11C$ 973
Mon 9/117:25 p.m. -
1 stop19h 15m
Sun 22/118:40 a.m. -
1 stop17h 05m
Deal found 7/11C$ 976
Sun 8/1110:25 a.m. -
1 stop31h 20m
Thu 12/1110:40 p.m. -
1 stop26h 05m
Deal found 7/11C$ 979
Sun 27/127:25 p.m. -
1 stop27h 05m
Wed 6/18:40 a.m. -
1 stop16h 55m
Deal found 7/11C$ 989
Tue 24/1110:25 a.m. -
1 stop18h 40m
Wed 2/124:30 p.m. -
1 stop33h 30m
Deal found 8/11C$ 1,058
Tue 15/127:40 p.m. -
1 stop23h 25m
Mon 28/121:30 p.m. -
1 stop21h 00m
Deal found 8/11C$ 1,082
Wed 9/122:15 a.m. -
1 stop18h 00m
Sun 3/112:30 p.m. -
1 stop19h 00m
Deal found 9/11C$ 1,084
Wed 23/1211:40 a.m. -
1 stop17h 25m
Tue 5/110:40 p.m. -
1 stop35h 00m
Deal found 7/11C$ 1,098
Tue 24/118:00 p.m. -
1 stop18h 35m
Sat 28/119:40 p.m. -
1 stop31h 10m
Deal found 8/11C$ 1,105
Sat 14/118:00 p.m. -
1 stop18h 35m
Thu 19/119:30 a.m. -
1 stop19h 20m
Deal found 9/11C$ 1,106
Sat 21/118:00 p.m. -
1 stop18h 35m
Wed 25/119:40 p.m. -
1 stop31h 10m
Deal found 6/11C$ 1,108

Find flight deals from Singapore to Heathrow

Round-trip from

C$ 959

One-way from

C$ 424

Popular in

December

Cheapest in

February

Average price

C$ 1,174
Etihad Airways
  • Etihad Airways
  • 6/2-27/2
  • 2 total stops
  • 57h 20m total
  • Singapore to London
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2/3-31/12
  • 2/3-31/12
  • 2 total stops
  • 28h 55m total
  • Singapore to London
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 75 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 54 potential savings vs. average RT price).
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Average for round-trip flights in November 2026
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Fri 25/12

9:00 a.m.-3:20 p.m.

Nonstop14h 20m

London Heathrow

Wed 31/12

12:00 a.m.-6:30 a.m.

Nonstop0h 00m

C$ 583

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Wed 24/3

12:30 p.m.-8:00 p.m.

2 stops39h 30m

London Heathrow

Wed 31/12

12:00 a.m.-6:30 a.m.

Nonstop0h 00m

C$ 630

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Sun 20/12

10:40 a.m.-9:40 p.m.

2 stops19h 00m

London Heathrow

Wed 31/12

12:00 a.m.-6:30 a.m.

Nonstop0h 00m

C$ 641

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Tue 6/4

1:10 a.m.-3:30 p.m.

1 stop21h 20m

London Heathrow

Wed 31/12

12:00 a.m.-6:30 a.m.

Nonstop0h 00m

C$ 645

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Wed 13/1

9:20 p.m.-1:50 p.m.

2 stops24h 30m

London Heathrow

Wed 31/12

12:00 a.m.-6:30 a.m.

Nonstop0h 00m

C$ 683

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Thu 7/1

7:25 p.m.-12:05 p.m.

1 stop24h 40m

London Heathrow

Wed 31/12

12:00 a.m.-6:30 a.m.

Nonstop0h 00m

C$ 689

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Sun 10/1

9:00 p.m.-6:20 p.m.

1 stop29h 20m

London Heathrow

Wed 31/12

12:00 a.m.-6:30 a.m.

Nonstop0h 00m

C$ 732

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Tue 5/1

9:00 p.m.-4:10 p.m.

1 stop27h 10m

London Heathrow

Wed 31/12

12:00 a.m.-6:30 a.m.

Nonstop0h 00m

C$ 890

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Thu 14/1

7:25 p.m.-2:30 p.m.

1 stop27h 05m

London Heathrow

Sat 30/1

1:55 p.m.-9:35 a.m.

1 stop35h 40m

C$ 965

SingaporeLondon

SIN Singapore Changi - LHR London Heathrow

SINLHR

Singapore Changi

Wed 10/3

7:25 p.m.-12:05 p.m.

1 stop24h 40m

London Heathrow

Sat 20/3

1:55 p.m.-9:35 a.m.

1 stop35h 40m

C$ 985

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/11

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Singapore to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Singapore with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

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

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

The price you pay for your flight from Singapore to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 51 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 Singapore to London Heathrow Airport?

Currently, February is the cheapest month in which you can book a flight from Singapore to London Heathrow Airport (average of C$ 1,116). Flying from Singapore to London Heathrow Airport in December is currently the most expensive (average of C$ 1,694). 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 SIN to LHR?

When flying from Singapore to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Singapore to London Heathrow Airport?

Airfare is below average for this route at the moment.

Singapore to London Heathrow Airport flights typically cost between C$ 985 and C$ 1,380 in February.
The cheapest round-trip price found within the last 5 days was C$ 959 on Etihad Airways (6 Feb-27 Feb).

Related info for your journey

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

    Singapore Changi (SIN) is the airport you will fly out of if you book a flight from Singapore to London Heathrow. You should not have trouble finding flights to London Heathrow from Changi; the airport handles an average of 34 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Singapore airport to London Heathrow. It is only a 16.9 km journey to Changi (SIN) from Singapore’s city centre.

  • How long is the flight from Singapore to London Heathrow Airport?

    Airlines like Etihad Airways, Gulf Air, and Austrian Airlines fly from Singapore to London Heathrow Airport in about 18h 35m. The time it takes to get you to your destination can typically vary by up to 8h 30m. Singapore and London Heathrow Airport are separated by a distance of 10874 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most reliable airlines from Singapore to London Heathrow Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Singapore to London Heathrow Airport on time: American Airlines (89%), Iberia (89%), British Airways (89%).

  • Can I find deals for flights from Singapore to Heathrow that include hotel bookings?

    Yes. In addition to deals on Singapore to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Singapore to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Heathrow.

  • Can I find deals for business class flights from Singapore to Heathrow?

    Yes. Cheapflights offers flight deals from Singapore to Heathrow 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 Singapore to London Heathrow Airport?

    Currently, February is the cheapest month in which you can book a flight from Singapore to London Heathrow Airport (average of C$ 1,116). Flying from Singapore to London Heathrow Airport in December is currently the most expensive (average of C$ 1,694). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Gatwick
Romford
Twickenham
Ilford
Bromley
Sutton
Luton
Kingston upon Thames
Slough
Marlow
Cobham
Hounslow
Wembley
Leamington Spa
Northampton
Watford
High Wycombe
Stratford-upon-Avon
Moreton-in-Marsh

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When you search for this flight from Singapore to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Singapore to Heathrow.

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Yes, we can. To see specific flights from Singapore to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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