Calculate route from Longmont (Colorado, United States) to Washington D.C. (Washington, D.C., United States).

The flight distance (as the crow flies) between Longmont and Washington D.C. is 2,399.5 km.

Roadmap (route) to go from Longmont to Washington D.C. detailed above, you can also see the course layout on the map.

While doing trip Longmont - Washington D.C. by car, the calculated route ends at a distance , or more straight.