Air Miles Calculator

Distance between Denver, CO (DEN) and Fort Smith (YSM)

Flight distance from Denver to Fort Smith (Denver International Airport – Fort Smith Airport) is 1429 miles / 2299 kilometers / 1241 nautical miles. Estimated flight time is 3 hours 12 minutes.

Driving distance from Denver (DEN) to Fort Smith (YSM) is 1827 miles / 2940 kilometers and travel time by car is about 36 hours 34 minutes.

Map of flight path and driving directions from Denver to Fort Smith.

Shortest flight path between Denver International Airport (DEN) and Fort Smith Airport (YSM).

How far is Fort Smith from Denver?

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

Vincenty's formula (applied above)
  • 1428.598 miles
  • 2299.105 kilometers
  • 1241.418 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
  • 1428.008 miles
  • 2298.156 kilometers
  • 1240.905 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 Denver International Airport
City: Denver, CO
Country: United States Flag of United States
IATA Code: DEN
ICAO Code: KDEN
Coordinates: 39°51′42″N, 104°40′22″W

B Fort Smith Airport
City: Fort Smith
Country: Canada Flag of Canada
IATA Code: YSM
ICAO Code: CYSM
Coordinates: 60°1′13″N, 111°57′43″W

Time difference and current local times

There is no time difference between Denver and Fort Smith.

Time Difference

Denver, CO

 MDT

Fort Smith

 MDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 175 kg (386 pounds).

Frequent Flyer Miles Calculator

Denver (DEN) → Fort Smith (YSM).

Distance:
1429
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1429

Round trip?