How far is Ko Samui from Honolulu, HI?

The distance between Honolulu (Honolulu Daniel K. Inouye International Airport) and Ko Samui (Samui Airport) is 6747 miles / 10858 kilometers / 5863 nautical miles.

Distance from Honolulu to Ko Samui

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

Vincenty's formula (applied above)

• 6746.664 miles
• 10857.704 kilometers
• 5862.691 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

• 6738.300 miles
• 10844.243 kilometers
• 5855.423 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 Honolulu to Ko Samui?

The estimated flight time from Honolulu Daniel K. Inouye International Airport to Samui Airport is 13 hours and 16 minutes.

What is the time difference between Honolulu and Ko Samui?

The time difference between Honolulu and Ko Samui is 17 hours. Ko Samui is 17 hours ahead of Honolulu.

Flight carbon footprint between Honolulu Daniel K. Inouye International Airport (HNL) and Samui Airport (USM)

On average, flying from Honolulu to Ko Samui generates about 819 kg of CO2 per passenger, and 819 kilograms equals 1 806 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Honolulu to Ko Samui

See the map of the shortest flight path between Honolulu Daniel K. Inouye International Airport (HNL) and Samui Airport (USM).

Airport information

Origin	Honolulu Daniel K. Inouye International Airport
City:	Honolulu, HI
Country:	United States
IATA Code:	HNL
ICAO Code:	PHNL
Coordinates:	21°19′7″N, 157°55′19″W

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