How far is Canouan from Union Island?

The distance between Union Island (Union Island Airport) and Canouan (Canouan Airport) is 8 miles / 13 kilometers / 7 nautical miles.

The driving distance from Union Island (UNI) to Canouan (CIW) is 14 miles / 23 kilometers, and travel time by car is about 4 hours 5 minutes.

Distance from Union Island to Canouan

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

Vincenty's formula (applied above)

• 8.260 miles
• 13.293 kilometers
• 7.178 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

• 8.285 miles
• 13.334 kilometers
• 7.200 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 Union Island to Canouan?

The estimated flight time from Union Island Airport to Canouan Airport is 30 minutes.

What is the time difference between Union Island and Canouan?

There is no time difference between Union Island and Canouan.

Flight carbon footprint between Union Island Airport (UNI) and Canouan Airport (CIW)

On average, flying from Union Island to Canouan generates about 26 kg of CO2 per passenger, and 26 kilograms equals 58 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Union Island to Canouan

See the map of the shortest flight path between Union Island Airport (UNI) and Canouan Airport (CIW).

Airport information

Origin	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

Destination	Canouan Airport
City:	Canouan
Country:	Saint Vincent and the Grenadines
IATA Code:	CIW
ICAO Code:	TVSC
Coordinates:	12°41′56″N, 61°20′32″W