How far is Portland, ME, from Grayling, AK?

The distance between Grayling (Grayling Airport) and Portland (Portland International Jetport) is 3603 miles / 5798 kilometers / 3131 nautical miles.

Distance from Grayling to Portland

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

Vincenty's formula (applied above)

• 3602.537 miles
• 5797.722 kilometers
• 3130.519 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

• 3592.163 miles
• 5781.027 kilometers
• 3121.505 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 Grayling to Portland?

The estimated flight time from Grayling Airport to Portland International Jetport is 7 hours and 19 minutes.

What is the time difference between Grayling and Portland?

The time difference between Grayling and Portland is 4 hours. Portland is 4 hours ahead of Grayling.

Flight carbon footprint between Grayling Airport (KGX) and Portland International Jetport (PWM)

On average, flying from Grayling to Portland generates about 407 kg of CO2 per passenger, and 407 kilograms equals 898 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Grayling to Portland

See the map of the shortest flight path between Grayling Airport (KGX) and Portland International Jetport (PWM).

Airport information

Origin	Grayling Airport
City:	Grayling, AK
Country:	United States
IATA Code:	KGX
ICAO Code:	PAGX
Coordinates:	62°53′42″N, 160°3′58″W

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