How far is Ko Samui from Hagåtña?

The distance between Hagåtña (Guam Antonio B. Won Pat International Airport) and Ko Samui (Samui Airport) is 3041 miles / 4893 kilometers / 2642 nautical miles.

Distance from Hagåtña to Ko Samui

There are several ways to calculate the distance from Hagåtña to Ko Samui. Here are two standard methods:

Vincenty's formula (applied above)

• 3040.523 miles
• 4893.247 kilometers
• 2642.142 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

• 3036.873 miles
• 4887.374 kilometers
• 2638.971 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 Hagåtña to Ko Samui?

The estimated flight time from Guam Antonio B. Won Pat International Airport to Samui Airport is 6 hours and 15 minutes.

What is the time difference between Hagåtña and Ko Samui?

The time difference between Hagåtña and Ko Samui is 3 hours. Ko Samui is 3 hours behind Hagåtña.

Flight carbon footprint between Guam Antonio B. Won Pat International Airport (GUM) and Samui Airport (USM)

On average, flying from Hagåtña to Ko Samui generates about 339 kg of CO2 per passenger, and 339 kilograms equals 748 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Hagåtña to Ko Samui

See the map of the shortest flight path between Guam Antonio B. Won Pat International Airport (GUM) and Samui Airport (USM).

Airport information

Origin	Guam Antonio B. Won Pat International Airport
City:	Hagåtña
Country:	Guam
IATA Code:	GUM
ICAO Code:	PGUM
Coordinates:	13°29′0″N, 144°47′45″E

Destination	Samui Airport
City:	Ko Samui
Country:	Thailand
IATA Code:	USM
ICAO Code:	VTSM
Coordinates:	9°32′52″N, 100°3′43″E