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How far is Union Island from Basseterre?

The distance between Basseterre (Robert L. Bradshaw International Airport) and Union Island (Union Island Airport) is 335 miles / 540 kilometers / 292 nautical miles.

Robert L. Bradshaw International Airport – Union Island Airport

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335
Miles
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540
Kilometers
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292
Nautical miles

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Distance from Basseterre to Union Island

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

Vincenty's formula (applied above)
  • 335.467 miles
  • 539.882 kilometers
  • 291.513 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
  • 336.981 miles
  • 542.319 kilometers
  • 292.829 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 Basseterre to Union Island?

The estimated flight time from Robert L. Bradshaw International Airport to Union Island Airport is 1 hour and 8 minutes.

What is the time difference between Basseterre and Union Island?

There is no time difference between Basseterre and Union Island.

Flight carbon footprint between Robert L. Bradshaw International Airport (SKB) and Union Island Airport (UNI)

On average, flying from Basseterre to Union Island generates about 74 kg of CO2 per passenger, and 74 kilograms equals 164 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Basseterre to Union Island

See the map of the shortest flight path between Robert L. Bradshaw International Airport (SKB) and Union Island Airport (UNI).

Airport information

Origin Robert L. Bradshaw International Airport
City: Basseterre
Country: Saint Kitts and Nevis Flag of Saint Kitts and Nevis
IATA Code: SKB
ICAO Code: TKPK
Coordinates: 17°18′40″N, 62°43′7″W
Destination Union Island Airport
City: Union Island
Country: Saint Vincent and the Grenadines Flag of Saint Vincent and the Grenadines
IATA Code: UNI
ICAO Code: TVSU
Coordinates: 12°36′0″N, 61°24′43″W