Air Miles Calculator

Distance between Washington D.C. (IAD) and Florence, SC (FLO)

Flight distance from Washington D.C. to Florence (Washington Dulles International Airport – Florence Regional Airport) is 352 miles / 566 kilometers / 305 nautical miles. Estimated flight time is 1 hour 9 minutes.

Driving distance from Washington D.C. (IAD) to Florence (FLO) is 409 miles / 659 kilometers and travel time by car is about 7 hours 23 minutes.

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

Shortest flight path between Washington Dulles International Airport (IAD) and Florence Regional Airport (FLO).

How far is Florence from Washington D.C.?

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

Vincenty's formula (applied above)
  • 351.536 miles
  • 565.742 kilometers
  • 305.476 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
  • 352.054 miles
  • 566.576 kilometers
  • 305.926 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 Florence Regional Airport
City: Florence, SC
Country: United States Flag of United States
IATA Code: FLO
ICAO Code: KFLO
Coordinates: 34°11′7″N, 79°43′26″W

Time difference and current local times

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

Time Difference

Washington D.C.

 EST

Florence, SC

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 77 kg (169 pounds).

Frequent Flyer Miles Calculator

Washington D.C. (IAD) → Florence (FLO).

Distance:
352
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
352

Round trip?