How far is Union Island from Santo Domingo?

The distance between Santo Domingo (Las Américas International Airport) and Union Island (Union Island Airport) is 681 miles / 1095 kilometers / 591 nautical miles.

Distance from Santo Domingo to Union Island

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

Vincenty's formula (applied above)

• 680.668 miles
• 1095.430 kilometers
• 591.485 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

• 681.220 miles
• 1096.317 kilometers
• 591.964 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 Santo Domingo to Union Island?

The estimated flight time from Las Américas International Airport to Union Island Airport is 1 hour and 47 minutes.

What is the time difference between Santo Domingo and Union Island?

There is no time difference between Santo Domingo and Union Island.

Flight carbon footprint between Las Américas International Airport (SDQ) and Union Island Airport (UNI)

On average, flying from Santo Domingo to Union Island generates about 122 kg of CO2 per passenger, and 122 kilograms equals 270 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Santo Domingo to Union Island

See the map of the shortest flight path between Las Américas International Airport (SDQ) and Union Island Airport (UNI).

Airport information

Origin	Las Américas International Airport
City:	Santo Domingo
Country:	Dominican Republic
IATA Code:	SDQ
ICAO Code:	MDSD
Coordinates:	18°25′46″N, 69°40′8″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