# How far is Sihanukville from Hanoi?

The distance between Hanoi (Noi Bai International Airport) and Sihanukville (Sihanouk International Airport) is 746 miles / 1200 kilometers / 648 nautical miles.

The driving distance from Hanoi (HAN) to Sihanukville (KOS) is 1095 miles / 1762 kilometers, and travel time by car is about 22 hours 34 minutes.

746
Miles
1200
Kilometers
648
Nautical miles
1 h 54 min
129 kg

## Distance from Hanoi to Sihanukville

There are several ways to calculate the distance from Hanoi to Sihanukville. Here are two standard methods:

Vincenty's formula (applied above)
• 745.783 miles
• 1200.221 kilometers
• 648.068 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula
• 749.214 miles
• 1205.743 kilometers
• 651.049 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).

## How long does it take to fly from Hanoi to Sihanukville?

The estimated flight time from Noi Bai International Airport to Sihanouk International Airport is 1 hour and 54 minutes.

## What is the time difference between Hanoi and Sihanukville?

There is no time difference between Hanoi and Sihanukville.

## Flight carbon footprint between Noi Bai International Airport (HAN) and Sihanouk International Airport (KOS)

On average, flying from Hanoi to Sihanukville generates about 129 kg of CO2 per passenger, and 129 kilograms equals 285 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

## Map of flight path and driving directions from Hanoi to Sihanukville

See the map of the shortest flight path between Noi Bai International Airport (HAN) and Sihanouk International Airport (KOS).

## Airport information

Origin Noi Bai International Airport
City: Hanoi
Country: Vietnam
IATA Code: HAN
ICAO Code: VVNB
Coordinates: 21°13′16″N, 105°48′25″E
Destination Sihanouk International Airport
City: Sihanukville
Country: Cambodia
IATA Code: KOS
ICAO Code: VDSV
Coordinates: 10°34′46″N, 103°38′13″E