Air Miles Calculator

Distance between Des Moines, IA (DSM) and Washington D.C. (DCA)

Flight distance from Des Moines to Washington D.C. (Des Moines International Airport – Ronald Reagan Washington National Airport) is 897 miles / 1444 kilometers / 780 nautical miles. Estimated flight time is 2 hours 11 minutes.

Driving distance from Des Moines (DSM) to Washington D.C. (DCA) is 1023 miles / 1647 kilometers and travel time by car is about 18 hours 1 minutes.

Map of flight path and driving directions from Des Moines to Washington D.C..

Shortest flight path between Des Moines International Airport (DSM) and Ronald Reagan Washington National Airport (DCA).

How far is Washington D.C. from Des Moines?

There are several ways to calculate distances between Des Moines and Washington D.C.. Here are two common methods:

Vincenty's formula (applied above)
  • 897.416 miles
  • 1444.251 kilometers
  • 779.833 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
  • 895.313 miles
  • 1440.866 kilometers
  • 778.005 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 Ronald Reagan Washington National Airport
City: Washington D.C.
Country: United States Flag of United States
IATA Code: DCA
ICAO Code: KDCA
Coordinates: 38°51′7″N, 77°2′15″W

Time difference and current local times

The time difference between Des Moines and Washington D.C. is 1 hour. Washington D.C. is 1 hour ahead of Des Moines.

Time Difference

Des Moines, IA

 CST

Washington D.C.

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 143 kg (316 pounds).

Frequent Flyer Miles Calculator

Des Moines (DSM) → Washington D.C. (DCA).

Distance:
897
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
897

Round trip?