How far is London from Portland, ME?

The distance between Portland (Portland International Jetport) and London (London Heathrow Airport) is 3184 miles / 5124 kilometers / 2767 nautical miles.

Distance from Portland to London

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

Vincenty's formula (applied above)

• 3184.177 miles
• 5124.436 kilometers
• 2766.974 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

• 3175.138 miles
• 5109.890 kilometers
• 2759.120 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 Portland to London?

The estimated flight time from Portland International Jetport to London Heathrow Airport is 6 hours and 31 minutes.

What is the time difference between Portland and London?

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

Flight carbon footprint between Portland International Jetport (PWM) and London Heathrow Airport (LHR)

On average, flying from Portland to London generates about 356 kg of CO2 per passenger, and 356 kilograms equals 786 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Portland to London

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

Airport information

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

Destination	London Heathrow Airport
City:	London
Country:	United Kingdom
IATA Code:	LHR
ICAO Code:	EGLL
Coordinates:	51°28′14″N, 0°27′42″W