How far is London from Portsmouth, NH?

The distance between Portsmouth (Portsmouth International Airport at Pease) and London (London City Airport) is 3248 miles / 5228 kilometers / 2823 nautical miles.

Distance from Portsmouth to London

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

Vincenty's formula (applied above)

• 3248.472 miles
• 5227.908 kilometers
• 2822.845 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

• 3239.341 miles
• 5213.215 kilometers
• 2814.911 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 London?

The estimated flight time from Portsmouth International Airport at Pease to London City Airport is 6 hours and 39 minutes.

What is the time difference between Portsmouth and London?

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

Flight carbon footprint between Portsmouth International Airport at Pease (PSM) and London City Airport (LCY)

On average, flying from Portsmouth to London generates about 364 kg of CO2 per passenger, and 364 kilograms equals 803 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Portsmouth to London

See the map of the shortest flight path between Portsmouth International Airport at Pease (PSM) and London City Airport (LCY).

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	London City Airport
City:	London
Country:	United Kingdom
IATA Code:	LCY
ICAO Code:	EGLC
Coordinates:	51°30′19″N, 0°3′19″E