Air Miles Calculator logo

How far is Decatur, IL, from St. George Island, AK?

The distance between St. George Island (St. George Airport) and Decatur (Decatur Airport) is 3669 miles / 5905 kilometers / 3189 nautical miles.

St. George Airport – Decatur Airport

Distance arrow
3669
Miles
Distance arrow
5905
Kilometers
Distance arrow
3189
Nautical miles

Search flights

Distance from St. George Island to Decatur

There are several ways to calculate the distance from St. George Island to Decatur. Here are two standard methods:

Vincenty's formula (applied above)
  • 3669.336 miles
  • 5905.224 kilometers
  • 3188.566 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
  • 3659.646 miles
  • 5889.630 kilometers
  • 3180.146 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 St. George Island to Decatur?

The estimated flight time from St. George Airport to Decatur Airport is 7 hours and 26 minutes.

Flight carbon footprint between St. George Airport (STG) and Decatur Airport (DEC)

On average, flying from St. George Island to Decatur generates about 415 kg of CO2 per passenger, and 415 kilograms equals 916 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from St. George Island to Decatur

See the map of the shortest flight path between St. George Airport (STG) and Decatur Airport (DEC).

Airport information

Origin St. George Airport
City: St. George Island, AK
Country: United States Flag of United States
IATA Code: STG
ICAO Code: PAPB
Coordinates: 56°34′38″N, 169°39′49″W
Destination Decatur Airport
City: Decatur, IL
Country: United States Flag of United States
IATA Code: DEC
ICAO Code: KDEC
Coordinates: 39°50′4″N, 88°51′56″W