Air Miles Calculator

Distance between Salt Lake City, UT (SLC) and Decatur, IL (DEC)

Flight distance from Salt Lake City to Decatur (Salt Lake City International Airport – Decatur Airport) is 1219 miles / 1962 kilometers / 1059 nautical miles. Estimated flight time is 2 hours 48 minutes.

Driving distance from Salt Lake City (SLC) to Decatur (DEC) is 1358 miles / 2186 kilometers and travel time by car is about 22 hours 26 minutes.

Map of flight path and driving directions from Salt Lake City to Decatur.

Shortest flight path between Salt Lake City International Airport (SLC) and Decatur Airport (DEC).

How far is Decatur from Salt Lake City?

There are several ways to calculate distances between Salt Lake City and Decatur. Here are two common methods:

Vincenty's formula (applied above)
  • 1219.016 miles
  • 1961.816 kilometers
  • 1059.296 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 1215.961 miles
  • 1956.899 kilometers
  • 1056.641 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).

Airport information


A Salt Lake City International Airport
City: Salt Lake City, UT
Country: United States Flag of United States
IATA Code: SLC
ICAO Code: KSLC
Coordinates: 40°47′18″N, 111°58′40″W

B 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

Time difference and current local times

The time difference between Salt Lake City and Decatur is 1 hour. Decatur is 1 hour ahead of Salt Lake City.

Time Difference

Salt Lake City, UT

 MST

Decatur, IL

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 162 kg (358 pounds).

Frequent Flyer Miles Calculator

Salt Lake City (SLC) → Decatur (DEC).

Distance:
1219
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1219

Round trip?