How far is St George, UT, from Decatur, IL?
The distance between Decatur (Decatur Airport) and St George (St. George Municipal Airport) is 1347 miles / 2167 kilometers / 1170 nautical miles.
The driving distance from Decatur (DEC) to St George (SGU) is 1591 miles / 2560 kilometers, and travel time by car is about 27 hours 54 minutes.
Decatur Airport – St. George Municipal Airport
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Distance from Decatur to St George
There are several ways to calculate the distance from Decatur to St George. Here are two standard methods:
Vincenty's formula (applied above)- 1346.518 miles
- 2167.011 kilometers
- 1170.092 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- 1343.388 miles
- 2161.973 kilometers
- 1167.372 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 Decatur to St George?
The estimated flight time from Decatur Airport to St. George Municipal Airport is 3 hours and 2 minutes.
What is the time difference between Decatur and St George?
The time difference between Decatur and St George is 1 hour. St George is 1 hour behind Decatur.
Flight carbon footprint between Decatur Airport (DEC) and St. George Municipal Airport (SGU)
On average, flying from Decatur to St George 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 Decatur to St George
See the map of the shortest flight path between Decatur Airport (DEC) and St. George Municipal Airport (SGU).
Airport information
| Origin | Decatur Airport |
|---|---|
| City: | Decatur, IL |
| Country: | United States  |
| IATA Code: | DEC |
| ICAO Code: | KDEC |
| Coordinates: | 39°50′4″N, 88°51′56″W |
| Destination | St. George Municipal Airport |
|---|---|
| City: | St George, UT |
| Country: | United States |
| IATA Code: | SGU |
| ICAO Code: | KSGU |
| Coordinates: | 37°2′11″N, 113°30′37″W |