Air Miles Calculator

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

Flight distance from Des Moines to Washington D.C. (Des Moines International Airport – Washington Dulles International Airport) is 874 miles / 1407 kilometers / 759 nautical miles. Estimated flight time is 2 hours 9 minutes.

Driving distance from Des Moines (DSM) to Washington D.C. (IAD) is 1015 miles / 1633 kilometers and travel time by car is about 17 hours 54 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 Washington Dulles International Airport (IAD).

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)
  • 874.000 miles
  • 1406.567 kilometers
  • 759.485 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
  • 871.947 miles
  • 1403.262 kilometers
  • 757.701 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 Washington Dulles International Airport
City: Washington D.C.
Country: United States Flag of United States
IATA Code: IAD
ICAO Code: KIAD
Coordinates: 38°56′40″N, 77°27′20″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 141 kg (312 pounds).

Frequent Flyer Miles Calculator

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

Distance:
874
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
874

Round trip?