How far is Union Island from Canouan?

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

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

Distance from Canouan to Union Island

There are several ways to calculate the distance from Canouan to Union Island. 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 Canouan to Union Island?

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

What is the time difference between Canouan and Union Island?

There is no time difference between Canouan and Union Island.

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

On average, flying from Canouan to Union Island 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 Canouan to Union Island

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

Airport information

Origin	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

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