Air Miles Calculator

Distance between Colorado Springs, CO (COS) and Washington D.C. (IAD)

Distance from Colorado Springs to Washington D.C. (Washington Dulles International Airport – Colorado Springs Airport) is 1464 miles / 2355 kilometers / 1272 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 1463.613 miles
  • 2355.457 kilometers
  • 1271.845 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
  • 1460.049 miles
  • 2349.721 kilometers
  • 1268.748 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).

Flight duration

Estimated flight time from Colorado Springs Airport (COS) to Washington Dulles International Airport (IAD) is 3 hours 16 minutes.

Time difference and current local times

The time difference between Colorado Springs and Washington D.C. is 2 hours. Washington D.C. is 2 hours ahead of Colorado Springs.

Time Difference

Colorado Springs
Washington D.C.

Colorado Springs, CO

 MDT

Washington D.C.

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 180 kg (397 pounds).

Airport information


A Colorado Springs Airport
City: Colorado Springs, CO
Country: United States Flag of United States
IATA Code: COS
ICAO Code: KCOS
Coordinates: 38°48′20″N, 104°42′3″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

Map

Colorado Springs to Washington D.C. flight map.

Frequent Flyer Miles Calculator

Colorado Springs (COS) → Washington D.C. (IAD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1464
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1464

Round trip?