How far is Boston, MA, from Freetown?

The distance between Freetown (Lungi International Airport) and Boston (Logan International Airport) is 4191 miles / 6745 kilometers / 3642 nautical miles.

Distance from Freetown to Boston

There are several ways to calculate the distance from Freetown to Boston. Here are two standard methods:

Vincenty's formula (applied above)

• 4191.035 miles
• 6744.817 kilometers
• 3641.910 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

• 4190.554 miles
• 6744.042 kilometers
• 3641.492 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 Freetown to Boston?

The estimated flight time from Lungi International Airport to Logan International Airport is 8 hours and 26 minutes.

What is the time difference between Freetown and Boston?

The time difference between Freetown and Boston is 5 hours. Boston is 5 hours behind Freetown.

Flight carbon footprint between Lungi International Airport (FNA) and Logan International Airport (BOS)

On average, flying from Freetown to Boston generates about 480 kg of CO2 per passenger, and 480 kilograms equals 1 059 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Freetown to Boston

See the map of the shortest flight path between Lungi International Airport (FNA) and Logan International Airport (BOS).

Airport information

Origin	Lungi International Airport
City:	Freetown
Country:	Sierra Leone
IATA Code:	FNA
ICAO Code:	GFLL
Coordinates:	8°36′59″N, 13°11′43″W

Destination	Logan International Airport
City:	Boston, MA
Country:	United States
IATA Code:	BOS
ICAO Code:	KBOS
Coordinates:	42°21′51″N, 71°0′18″W