# 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
Coordinates: 38°56′40″N, 77°27′20″W

B Cincinnati/Northern Kentucky International Airport
City: Cincinnati, KY
Country: 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.

EDT

EDT

## 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?