Air Miles Calculator

Distance between Des Moines, IA (DSM) and St Louis, MO (STL)

Flight distance from Des Moines to St Louis (Des Moines International Airport – St. Louis Lambert International Airport) is 259 miles / 418 kilometers / 225 nautical miles. Estimated flight time is 59 minutes.

Driving distance from Des Moines (DSM) to St Louis (STL) is 336 miles / 541 kilometers and travel time by car is about 6 hours 14 minutes.

Map of flight path and driving directions from Des Moines to St Louis.

Shortest flight path between Des Moines International Airport (DSM) and St. Louis Lambert International Airport (STL).

How far is St Louis from Des Moines?

There are several ways to calculate distances between Des Moines and St Louis. Here are two common methods:

Vincenty's formula (applied above)
  • 259.451 miles
  • 417.546 kilometers
  • 225.457 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
  • 259.360 miles
  • 417.400 kilometers
  • 225.378 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 Des Moines International Airport
City: Des Moines, IA
Country: United States Flag of United States
IATA Code: DSM
ICAO Code: KDSM
Coordinates: 41°32′2″N, 93°39′47″W

B St. Louis Lambert International Airport
City: St Louis, MO
Country: United States Flag of United States
IATA Code: STL
ICAO Code: KSTL
Coordinates: 38°44′55″N, 90°22′12″W

Time difference and current local times

There is no time difference between Des Moines and St Louis.

Time Difference

Des Moines, IA

 CST

St Louis, MO

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 63 kg (139 pounds).

Frequent Flyer Miles Calculator

Des Moines (DSM) → St Louis (STL).

Distance:
259
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
259

Round trip?