How far is Siem Reap from London?
There are several ways to calculate distances between London and Siem Reap. Here are two common methods:Vincenty's formula (applied above)
- 6098.532 miles
- 9814.636 kilometers
- 5299.480 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 6091.594 miles
- 9803.470 kilometers
- 5293.450 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
Estimated flight time from Heathrow Airport (LHR) to Siem Reap International Airport (REP) is 12 hours 2 minutes.
Time difference and current local times
The time difference between London and Siem Reap is 6 hours. Siem Reap is 6 hours ahead of London.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 739 kg (1 629 pounds).
London to Siem Reap flight path
Shortest flight path between Heathrow Airport (LHR) and Siem Reap International Airport (REP).
Frequent Flyer Miles Calculator
London (LHR) → Siem Reap (REP).