✈ LHR → SIN

13H 42M IN A METAL TUBE. 6,761 MILES. EARN THE LEG.

Flight time
13h 42m
Distance
6,761 mi
Or
10,881 km
Jet lag
7h

Flight from London to Singapore

From Heathrow (LHR), United Kingdom Europe  →  Changi (SIN), Singapore Asia

How long is the flight from London to Singapore?

A nonstop flight from London (LHR) to Singapore (SIN) takes about 13 hours 42 minutes, covering a great-circle distance of 6,761 miles (10,881 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.

Avg flight time

13h 42m

Nonstop, scheduled

Distance

6,761 mi

10,881 km · great-circle

Avg speed

794 km/h

Door-to-door including taxi

Time zones & jet lag

London timezone

UTC+1

Europe/London

Singapore timezone

UTC+8

Asia/Singapore

Time difference

+7h

7 hours ahead

Jet lag (rough)

~7d

Eastward — worse

CO₂ footprint per passenger

Economy class, single passenger. Source: DEFRA 2024 averages.

✈ Flight 1610 kg CO₂
🚗 Car (alone) 1861 kg CO₂
🚆 Train 446 kg CO₂

This flight emits roughly 3.6× the CO₂ of an equivalent train trip and 0.9× a car driven alone over the same distance.