How far is Portland, ME, from London?

The distance between London (London Stansted Airport) and Portland (Portland International Jetport) is 3203 miles / 5155 kilometers / 2783 nautical miles.

Distance from London to Portland

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

Vincenty's formula (applied above)

• 3203.093 miles
• 5154.879 kilometers
• 2783.412 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

• 3193.990 miles
• 5140.229 kilometers
• 2775.501 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 London to Portland?

The estimated flight time from London Stansted Airport to Portland International Jetport is 6 hours and 33 minutes.

What is the time difference between London and Portland?

The time difference between London and Portland is 5 hours. Portland is 5 hours behind London.

Flight carbon footprint between London Stansted Airport (STN) and Portland International Jetport (PWM)

On average, flying from London to Portland generates about 359 kg of CO2 per passenger, and 359 kilograms equals 791 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from London to Portland

See the map of the shortest flight path between London Stansted Airport (STN) and Portland International Jetport (PWM).

Airport information

Origin	London Stansted Airport
City:	London
Country:	United Kingdom
IATA Code:	STN
ICAO Code:	EGSS
Coordinates:	51°53′5″N, 0°14′5″E

Destination	Portland International Jetport
City:	Portland, ME
Country:	United States
IATA Code:	PWM
ICAO Code:	KPWM
Coordinates:	43°38′46″N, 70°18′33″W