# Distance between Hong Kong (HKG) and Ko Samui (USM)

Flight distance from Hong Kong to Ko Samui (Hong Kong International Airport – Samui Airport) is 1271 miles / 2045 kilometers / 1104 nautical miles. Estimated flight time is 2 hours 54 minutes.

## Map of flight path from Hong Kong to Ko Samui.

Shortest flight path between Hong Kong International Airport (HKG) and Samui Airport (USM).

## How far is Ko Samui from Hong Kong?

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

Vincenty's formula (applied above)
• 1270.732 miles
• 2045.045 kilometers
• 1104.236 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
• 1272.741 miles
• 2048.278 kilometers
• 1105.981 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 Samui Airport
City: Ko Samui
Country: Thailand
IATA Code: USM
ICAO Code: VTSM
Coordinates: 9°32′52″N, 100°3′43″E

## Time difference and current local times

The time difference between Hong Kong and Ko Samui is 1 hour. Ko Samui is 1 hour behind Hong Kong.

HKT

+07

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 165 kg (364 pounds).

## Frequent Flyer Miles Calculator

Hong Kong (HKG) → Ko Samui (USM).

Distance:
1271
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1271

Round trip?