How far is Rockford, IL, from St George, UT?
The distance between St George (St. George Municipal Airport) and Rockford (Chicago Rockford International Airport) is 1345 miles / 2165 kilometers / 1169 nautical miles.
The driving distance from St George (SGU) to Rockford (RFD) is 1580 miles / 2543 kilometers, and travel time by car is about 27 hours 40 minutes.
St. George Municipal Airport – Chicago Rockford International Airport
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Distance from St George to Rockford
There are several ways to calculate the distance from St George to Rockford. Here are two standard methods:
Vincenty's formula (applied above)- 1345.161 miles
- 2164.827 kilometers
- 1168.913 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- 1342.206 miles
- 2160.071 kilometers
- 1166.345 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 to Rockford?
The estimated flight time from St. George Municipal Airport to Chicago Rockford International Airport is 3 hours and 2 minutes.
What is the time difference between St George and Rockford?
The time difference between St George and Rockford is 1 hour. Rockford is 1 hour ahead of St George.
Flight carbon footprint between St. George Municipal Airport (SGU) and Chicago Rockford International Airport (RFD)
On average, flying from St George to Rockford generates about 170 kg of CO2 per passenger, and 170 kilograms equals 374 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from St George to Rockford
See the map of the shortest flight path between St. George Municipal Airport (SGU) and Chicago Rockford International Airport (RFD).
Airport information
Origin | St. George Municipal Airport |
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City: | St George, UT |
Country: | United States ![]() |
IATA Code: | SGU |
ICAO Code: | KSGU |
Coordinates: | 37°2′11″N, 113°30′37″W |
Destination | Chicago Rockford International Airport |
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City: | Rockford, IL |
Country: | United States ![]() |
IATA Code: | RFD |
ICAO Code: | KRFD |
Coordinates: | 42°11′43″N, 89°5′49″W |