Air Miles Calculator

Distance between Washington D.C. (IAD) and Cincinnati, KY (CVG)

Flight distance from Washington D.C. to Cincinnati (Washington Dulles International Airport – Cincinnati/Northern Kentucky International Airport) is 388 miles / 625 kilometers / 337 nautical miles. Estimated flight time is 1 hour 14 minutes.

Driving distance from Washington D.C. (IAD) to Cincinnati (CVG) is 506 miles / 815 kilometers and travel time by car is about 9 hours 21 minutes.

Map of flight path and driving directions from Washington D.C. to Cincinnati.

Shortest flight path between Washington Dulles International Airport (IAD) and Cincinnati/Northern Kentucky International Airport (CVG).

How far is Cincinnati from Washington D.C.?

There are several ways to calculate distances between Washington D.C. and Cincinnati. Here are two common methods:

Vincenty's formula (applied above)
  • 388.185 miles
  • 624.722 kilometers
  • 337.323 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
  • 387.237 miles
  • 623.198 kilometers
  • 336.500 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 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

B Cincinnati/Northern Kentucky International Airport
City: Cincinnati, KY
Country: United States Flag of United States
IATA Code: CVG
ICAO Code: KCVG
Coordinates: 39°2′55″N, 84°40′4″W

Time difference and current local times

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

Time Difference

Washington D.C.

 EST

Cincinnati, KY

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 82 kg (181 pounds).

Frequent Flyer Miles Calculator

Washington D.C. (IAD) → Cincinnati (CVG).

Distance:
388
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
388

Round trip?