Air Miles Calculator

Distance between Washington D.C. (IAD) and Raleigh, NC (RDU)

Flight distance from Washington D.C. to Raleigh (Washington Dulles International Airport – Raleigh–Durham International Airport) is 224 miles / 360 kilometers / 194 nautical miles. Estimated flight time is 55 minutes.

Driving distance from Washington D.C. (IAD) to Raleigh (RDU) is 272 miles / 438 kilometers and travel time by car is about 5 hours 8 minutes.

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

Shortest flight path between Washington Dulles International Airport (IAD) and Raleigh–Durham International Airport (RDU).

How far is Raleigh from Washington D.C.?

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

Vincenty's formula (applied above)
  • 223.822 miles
  • 360.207 kilometers
  • 194.496 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
  • 224.144 miles
  • 360.724 kilometers
  • 194.776 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 Raleigh–Durham International Airport
City: Raleigh, NC
Country: United States Flag of United States
IATA Code: RDU
ICAO Code: KRDU
Coordinates: 35°52′39″N, 78°47′14″W

Time difference and current local times

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

Time Difference

Washington D.C.

 EDT

Raleigh, NC

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 58 kg (128 pounds).

Frequent Flyer Miles Calculator

Washington D.C. (IAD) → Raleigh (RDU).

Distance:
224
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
224

Round trip?