How far is Belfast from Boston, MA?

The distance between Boston (Logan International Airport) and Belfast (Belfast International Airport) is 2977 miles / 4791 kilometers / 2587 nautical miles.

Distance from Boston to Belfast

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

Vincenty's formula (applied above)

• 2977.068 miles
• 4791.126 kilometers
• 2587.001 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

• 2968.926 miles
• 4778.024 kilometers
• 2579.926 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 Boston to Belfast?

The estimated flight time from Logan International Airport to Belfast International Airport is 6 hours and 8 minutes.

What is the time difference between Boston and Belfast?

The time difference between Boston and Belfast is 5 hours. Belfast is 5 hours ahead of Boston.

Flight carbon footprint between Logan International Airport (BOS) and Belfast International Airport (BFS)

On average, flying from Boston to Belfast generates about 331 kg of CO2 per passenger, and 331 kilograms equals 731 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Boston to Belfast

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

Airport information

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

Destination	Belfast International Airport
City:	Belfast
Country:	United Kingdom
IATA Code:	BFS
ICAO Code:	EGAA
Coordinates:	54°39′27″N, 6°12′56″W