How far is Block Island, RI, from Bonthe?

The distance between Bonthe (Sherbro International Airport) and Block Island (Block Island State Airport) is 4282 miles / 6891 kilometers / 3721 nautical miles.

Distance from Bonthe to Block Island

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

Vincenty's formula (applied above)

• 4281.941 miles
• 6891.116 kilometers
• 3720.905 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

• 4281.429 miles
• 6890.292 kilometers
• 3720.460 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 Bonthe to Block Island?

The estimated flight time from Sherbro International Airport to Block Island State Airport is 8 hours and 36 minutes.

What is the time difference between Bonthe and Block Island?

The time difference between Bonthe and Block Island is 5 hours. Block Island is 5 hours behind Bonthe.

Flight carbon footprint between Sherbro International Airport (BTE) and Block Island State Airport (BID)

On average, flying from Bonthe to Block Island generates about 492 kg of CO2 per passenger, and 492 kilograms equals 1 084 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Bonthe to Block Island

See the map of the shortest flight path between Sherbro International Airport (BTE) and Block Island State Airport (BID).

Airport information

Origin	Sherbro International Airport
City:	Bonthe
Country:	Sierra Leone
IATA Code:	BTE
ICAO Code:	GFBN
Coordinates:	7°31′56″N, 12°31′8″W

Destination	Block Island State Airport
City:	Block Island, RI
Country:	United States
IATA Code:	BID
ICAO Code:	KBID
Coordinates:	41°10′5″N, 71°34′40″W