How far is Union Island from St Barthelemy?

The distance between St Barthelemy (Gustaf III Airport) and Union Island (Union Island Airport) is 377 miles / 607 kilometers / 328 nautical miles.

Distance from St Barthelemy to Union Island

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

Vincenty's formula (applied above)

• 377.001 miles
• 606.725 kilometers
• 327.605 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

• 378.701 miles
• 609.460 kilometers
• 329.082 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 St Barthelemy to Union Island?

The estimated flight time from Gustaf III Airport to Union Island Airport is 1 hour and 12 minutes.

What is the time difference between St Barthelemy and Union Island?

There is no time difference between St Barthelemy and Union Island.

Flight carbon footprint between Gustaf III Airport (SBH) and Union Island Airport (UNI)

On average, flying from St Barthelemy to Union Island generates about 81 kg of CO2 per passenger, and 81 kilograms equals 177 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from St Barthelemy to Union Island

See the map of the shortest flight path between Gustaf III Airport (SBH) and Union Island Airport (UNI).

Airport information

Origin	Gustaf III Airport
City:	St Barthelemy
Country:	Saint Barthélemy
IATA Code:	SBH
ICAO Code:	TFFJ
Coordinates:	17°54′15″N, 62°50′36″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