# Distance between Hong Kong (HKG) and Siem Reap (REP)

Flight distance from Hong Kong to Siem Reap (Hong Kong International Airport – Siem Reap International Airport) is 903 miles / 1454 kilometers / 785 nautical miles. Estimated flight time is 2 hours 12 minutes.

Driving distance from Hong Kong (HKG) to Siem Reap (REP) is 1351 miles / 2175 kilometers and travel time by car is about 27 hours 51 minutes.

## Map of flight path and driving directions from Hong Kong to Siem Reap.

Shortest flight path between Hong Kong International Airport (HKG) and Siem Reap International Airport (REP).

## How far is Siem Reap from Hong Kong?

There are several ways to calculate distances between Hong Kong and Siem Reap. Here are two common methods:

Vincenty's formula (applied above)
• 903.243 miles
• 1453.628 kilometers
• 784.896 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
• 904.472 miles
• 1455.607 kilometers
• 785.965 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).

## Airport information

A Hong Kong International Airport
City: Hong Kong
Country: Hong Kong
IATA Code: HKG
ICAO Code: VHHH
Coordinates: 22°18′32″N, 113°54′54″E

B Siem Reap International Airport
City: Siem Reap
Country: Cambodia
IATA Code: REP
ICAO Code: VDSR
Coordinates: 13°24′38″N, 103°48′46″E

## Time difference and current local times

The time difference between Hong Kong and Siem Reap is 1 hour. Siem Reap is 1 hour behind Hong Kong.

HKT

+07

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 144 kg (317 pounds).

## Frequent Flyer Miles Calculator

Hong Kong (HKG) → Siem Reap (REP).

Distance:
903
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
903

Round trip?