How far is Portsmouth, NH, from Guantánamo?

The distance between Guantánamo (Mariana Grajales Airport) and Portsmouth (Portsmouth International Airport at Pease) is 1604 miles / 2582 kilometers / 1394 nautical miles.

Distance from Guantánamo to Portsmouth

There are several ways to calculate the distance from Guantánamo to Portsmouth. Here are two standard methods:

Vincenty's formula (applied above)

• 1604.134 miles
• 2581.604 kilometers
• 1393.955 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

• 1608.411 miles
• 2588.487 kilometers
• 1397.671 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 Guantánamo to Portsmouth?

The estimated flight time from Mariana Grajales Airport to Portsmouth International Airport at Pease is 3 hours and 32 minutes.

What is the time difference between Guantánamo and Portsmouth?

There is no time difference between Guantánamo and Portsmouth.

Flight carbon footprint between Mariana Grajales Airport (GAO) and Portsmouth International Airport at Pease (PSM)

On average, flying from Guantánamo to Portsmouth generates about 186 kg of CO2 per passenger, and 186 kilograms equals 410 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Guantánamo to Portsmouth

See the map of the shortest flight path between Mariana Grajales Airport (GAO) and Portsmouth International Airport at Pease (PSM).

Airport information

Origin	Mariana Grajales Airport
City:	Guantánamo
Country:	Cuba
IATA Code:	GAO
ICAO Code:	MUGT
Coordinates:	20°5′7″N, 75°9′29″W

Destination	Portsmouth International Airport at Pease
City:	Portsmouth, NH
Country:	United States
IATA Code:	PSM
ICAO Code:	KPSM
Coordinates:	43°4′40″N, 70°49′23″W