The distance from Des Moines to Washington, D.C. is approximately 1,800 kilometers. Flying is the most efficient mode of travel, with flights departing from Des Moines International Airport (DSM) and arriving at Ronald Reagan Washington National Airport (DCA) or Dulles International Airport (IAD). Most flights involve a single connection. Washington, D.C. is a city of immense history, world-class museums, and political significance.
Total Distance: Driving distance 1,800 km, straight-line air distance 1,600 km.
Reagan National (DCA) is much closer to the city center than Dulles (IAD).
Spring (cherry blossoms) or Autumn for pleasant walking weather.