How far is Union Island from Charlestown?

The distance between Charlestown (Vance W. Amory International Airport) and Union Island (Union Island Airport) is 326 miles / 525 kilometers / 284 nautical miles.

Distance from Charlestown to Union Island

There are several ways to calculate the distance from Charlestown to Union Island. Here are two standard methods:

Vincenty's formula (applied above)

• 326.290 miles
• 525.114 kilometers
• 283.539 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

• 327.784 miles
• 527.517 kilometers
• 284.836 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 Charlestown to Union Island?

The estimated flight time from Vance W. Amory International Airport to Union Island Airport is 1 hour and 7 minutes.

What is the time difference between Charlestown and Union Island?

There is no time difference between Charlestown and Union Island.

Flight carbon footprint between Vance W. Amory International Airport (NEV) and Union Island Airport (UNI)

On average, flying from Charlestown to Union Island generates about 73 kg of CO2 per passenger, and 73 kilograms equals 161 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Charlestown to Union Island

See the map of the shortest flight path between Vance W. Amory International Airport (NEV) and Union Island Airport (UNI).

Airport information

Origin	Vance W. Amory International Airport
City:	Charlestown
Country:	Saint Kitts and Nevis
IATA Code:	NEV
ICAO Code:	TKPN
Coordinates:	17°12′20″N, 62°35′23″W

Destination	Union Island Airport
City:	Union Island
Country:	Saint Vincent and the Grenadines
IATA Code:	UNI
ICAO Code:	TVSU
Coordinates:	12°36′0″N, 61°24′43″W