Air Miles Calculator logo

How far is McGrath, AK, from Green Bay, WI?

The distance between Green Bay (Green Bay–Austin Straubel International Airport) and McGrath (McGrath Airport) is 2879 miles / 4633 kilometers / 2502 nautical miles.

The driving distance from Green Bay (GRB) to McGrath (MCG) is 3554 miles / 5719 kilometers, and travel time by car is about 70 hours 27 minutes.

Green Bay–Austin Straubel International Airport – McGrath Airport

Distance arrow
2879
Miles
Distance arrow
4633
Kilometers
Distance arrow
2502
Nautical miles

Search flights

Distance from Green Bay to McGrath

There are several ways to calculate the distance from Green Bay to McGrath. Here are two standard methods:

Vincenty's formula (applied above)
  • 2878.950 miles
  • 4633.220 kilometers
  • 2501.739 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
  • 2870.940 miles
  • 4620.330 kilometers
  • 2494.779 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 Green Bay to McGrath?

The estimated flight time from Green Bay–Austin Straubel International Airport to McGrath Airport is 5 hours and 57 minutes.

Flight carbon footprint between Green Bay–Austin Straubel International Airport (GRB) and McGrath Airport (MCG)

On average, flying from Green Bay to McGrath generates about 320 kg of CO2 per passenger, and 320 kilograms equals 705 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Green Bay to McGrath

See the map of the shortest flight path between Green Bay–Austin Straubel International Airport (GRB) and McGrath Airport (MCG).

Airport information

Origin Green Bay–Austin Straubel International Airport
City: Green Bay, WI
Country: United States Flag of United States
IATA Code: GRB
ICAO Code: KGRB
Coordinates: 44°29′6″N, 88°7′46″W
Destination McGrath Airport
City: McGrath, AK
Country: United States Flag of United States
IATA Code: MCG
ICAO Code: PAMC
Coordinates: 62°57′10″N, 155°36′21″W