# Distance between Charleston, SC (CHS) and Washington D.C. (IAD)

Flight distance from Charleston to Washington D.C. (Charleston International Airport – Washington Dulles International Airport) is 441 miles / 710 kilometers / 383 nautical miles. Estimated flight time is 1 hour 20 minutes.

Driving distance from Charleston (CHS) to Washington D.C. (IAD) is 518 miles / 834 kilometers and travel time by car is about 9 hours 22 minutes.

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

Shortest flight path between Charleston International Airport (CHS) and Washington Dulles International Airport (IAD).

## How far is Washington D.C. from Charleston?

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

Vincenty's formula (applied above)
• 441.266 miles
• 710.148 kilometers
• 383.449 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
• 442.000 miles
• 711.330 kilometers
• 384.088 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 Charleston International Airport
City: Charleston, SC
Country: United States
IATA Code: CHS
ICAO Code: KCHS
Coordinates: 32°53′54″N, 80°2′25″W

B Washington Dulles International Airport
City: Washington D.C.
Country: United States
Coordinates: 38°56′40″N, 77°27′20″W

## Time difference and current local times

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

EDT

EDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 90 kg (198 pounds).

## Frequent Flyer Miles Calculator

Charleston (CHS) → Washington D.C. (IAD).

Distance:
441
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
441

Round trip?