How far is Alderney from Portsmouth, NH?

The distance between Portsmouth (Portsmouth International Airport at Pease) and Alderney (Alderney Airport) is 3195 miles / 5142 kilometers / 2776 nautical miles.

Distance from Portsmouth to Alderney

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

Vincenty's formula (applied above)

• 3195.052 miles
• 5141.938 kilometers
• 2776.424 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

• 3186.121 miles
• 5127.565 kilometers
• 2768.663 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 Portsmouth to Alderney?

The estimated flight time from Portsmouth International Airport at Pease to Alderney Airport is 6 hours and 32 minutes.

What is the time difference between Portsmouth and Alderney?

The time difference between Portsmouth and Alderney is 5 hours. Alderney is 5 hours ahead of Portsmouth.

Flight carbon footprint between Portsmouth International Airport at Pease (PSM) and Alderney Airport (ACI)

On average, flying from Portsmouth to Alderney generates about 358 kg of CO2 per passenger, and 358 kilograms equals 788 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Portsmouth to Alderney

See the map of the shortest flight path between Portsmouth International Airport at Pease (PSM) and Alderney Airport (ACI).

Airport information

Origin	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

Destination	Alderney Airport
City:	Alderney
Country:	Guernsey
IATA Code:	ACI
ICAO Code:	EGJA
Coordinates:	49°42′21″N, 2°12′52″W