# Distance between Busan (PUS) and Siem Reap (REP)

Flight distance from Busan to Siem Reap (Gimhae International Airport – Siem Reap International Airport) is 2168 miles / 3489 kilometers / 1884 nautical miles. Estimated flight time is 4 hours 36 minutes.

Driving distance from Busan (PUS) to Siem Reap (REP) is 3958 miles / 6370 kilometers and travel time by car is about 168 hours 15 minutes.

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

Shortest flight path between Gimhae International Airport (PUS) and Siem Reap International Airport (REP).

## How far is Siem Reap from Busan?

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

Vincenty's formula (applied above)
• 2168.161 miles
• 3489.317 kilometers
• 1884.081 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
• 2170.209 miles
• 3492.613 kilometers
• 1885.860 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 Gimhae International Airport
City: Busan
Country: South Korea
IATA Code: PUS
ICAO Code: RKPK
Coordinates: 35°10′46″N, 128°56′16″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 Busan and Siem Reap is 2 hours. Siem Reap is 2 hours behind Busan.

KST

+07

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 237 kg (522 pounds).

## Frequent Flyer Miles Calculator

Busan (PUS) → Siem Reap (REP).

Distance:
2168
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
2168

Round trip?