Air Miles Calculator

Distance between Charlotte, NC (CLT) and Washington D.C. (IAD)

Distance from Charlotte Douglas International Airport to Washington Dulles International Airport is 321 miles / 517 kilometers / 279 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 321.348 miles
  • 517.159 kilometers
  • 279.244 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
  • 321.480 miles
  • 517.372 kilometers
  • 279.358 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 Charlotte Douglas International Airport (CLT) to Washington Dulles International Airport (IAD) is 1 hour 6 minutes.

Time difference and current local times

There is no time difference between Charlotte and Washington D.C..

Time Difference

Charlotte
Washington D.C.

Charlotte, NC

 EST

Washington D.C.

 EST

Airport information


A Charlotte Douglas International Airport
City: Charlotte, NC
Country: United States Flag of United States
IATA Code: CLT
ICAO Code: KCLT
Coordinates: 35°12′50″N, 80°56′35″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

Flight map from Charlotte to Washington D.C..

Frequent Flyer Miles Calculator

Charlotte (CLT) → Washington D.C. (IAD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
321
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
321

Round trip?