Air Miles Calculator

Distance between Palm Springs, CA (PSP) and Decatur, IL (DEC)

Flight distance from Palm Springs to Decatur (Palm Springs International Airport – Decatur Airport) is 1580 miles / 2543 kilometers / 1373 nautical miles. Estimated flight time is 3 hours 29 minutes.

Driving distance from Palm Springs (PSP) to Decatur (DEC) is 1878 miles / 3022 kilometers and travel time by car is about 31 hours 23 minutes.

Map of flight path and driving directions from Palm Springs to Decatur.

Shortest flight path between Palm Springs International Airport (PSP) and Decatur Airport (DEC).

How far is Decatur from Palm Springs?

There are several ways to calculate distances between Palm Springs and Decatur. Here are two common methods:

Vincenty's formula (applied above)
  • 1580.086 miles
  • 2542.902 kilometers
  • 1373.057 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
  • 1576.891 miles
  • 2537.760 kilometers
  • 1370.281 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 Palm Springs International Airport
City: Palm Springs, CA
Country: United States Flag of United States
IATA Code: PSP
ICAO Code: KPSP
Coordinates: 33°49′46″N, 116°30′25″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 Palm Springs and Decatur is 2 hours. Decatur is 2 hours ahead of Palm Springs.

Time Difference

Palm Springs, CA

 PST

Decatur, IL

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 185 kg (407 pounds).

Frequent Flyer Miles Calculator

Palm Springs (PSP) → Decatur (DEC).

Distance:
1580
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1580

Round trip?