Air Miles Calculator

Distance between Colorado Springs, CO (COS) and Fort Smith, AR (FSM)

Distance from Colorado Springs to Fort Smith (Colorado Springs Airport – Fort Smith Regional Airport) is 619 miles / 996 kilometers / 538 nautical miles.

How far is Fort Smith from Colorado Springs?

There are several ways to calculate distances between Colorado Springs and Fort Smith. Here are two common methods:

Vincenty's formula (applied above)
  • 618.622 miles
  • 995.576 kilometers
  • 537.568 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
  • 617.575 miles
  • 993.891 kilometers
  • 536.658 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).

Flight duration

Estimated flight time from Colorado Springs Airport (COS) to Fort Smith Regional Airport (FSM) is 1 hour 40 minutes.

Time difference and current local times

The time difference between Colorado Springs and Fort Smith is 1 hour. Fort Smith is 1 hour ahead of Colorado Springs.

Time Difference

Colorado Springs
Fort Smith

Colorado Springs, CO

 MDT

Fort Smith, AR

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 115 kg (254 pounds).

Airport information


A Colorado Springs Airport
City: Colorado Springs, CO
Country: United States Flag of United States
IATA Code: COS
ICAO Code: KCOS
Coordinates: 38°48′20″N, 104°42′3″W

B Fort Smith Regional Airport
City: Fort Smith, AR
Country: United States Flag of United States
IATA Code: FSM
ICAO Code: KFSM
Coordinates: 35°20′11″N, 94°22′2″W

Colorado Springs to Fort Smith flight path

Shortest flight path between Colorado Springs Airport (COS) and Fort Smith Regional Airport (FSM).

Frequent Flyer Miles Calculator

Colorado Springs (COS) → Fort Smith (FSM).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
619
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
619

Round trip?