How far is Rockford, IL, from St. George Island, AK?
The distance between St. George Island (St. George Airport) and Rockford (Chicago Rockford International Airport) is 3543 miles / 5702 kilometers / 3079 nautical miles.
St. George Airport – Chicago Rockford International Airport
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Distance from St. George Island to Rockford
There are several ways to calculate the distance from St. George Island to Rockford. Here are two standard methods:
Vincenty's formula (applied above)- 3543.051 miles
- 5701.987 kilometers
- 3078.827 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- 3533.171 miles
- 5686.087 kilometers
- 3070.242 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 Rockford?
The estimated flight time from St. George Airport to Chicago Rockford International Airport is 7 hours and 12 minutes.
What is the time difference between St. George Island and Rockford?
Flight carbon footprint between St. George Airport (STG) and Chicago Rockford International Airport (RFD)
On average, flying from St. George Island to Rockford generates about 400 kg of CO2 per passenger, and 400 kilograms equals 882 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 Rockford
See the map of the shortest flight path between St. George Airport (STG) and Chicago Rockford International Airport (RFD).
Airport information
| Origin | St. George Airport |
|---|---|
| City: | St. George Island, AK |
| Country: | United States  |
| IATA Code: | STG |
| ICAO Code: | PAPB |
| Coordinates: | 56°34′38″N, 169°39′49″W |
| Destination | Chicago Rockford International Airport |
|---|---|
| City: | Rockford, IL |
| Country: | United States |
| IATA Code: | RFD |
| ICAO Code: | KRFD |
| Coordinates: | 42°11′43″N, 89°5′49″W |