Air Miles Calculator

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

Flight distance from Washington D.C. to Raleigh (Ronald Reagan Washington National Airport – Raleigh–Durham International Airport) is 227 miles / 365 kilometers / 197 nautical miles. Estimated flight time is 55 minutes.

Driving distance from Washington D.C. (DCA) to Raleigh (RDU) is 268 miles / 431 kilometers and travel time by car is about 4 hours 56 minutes.

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

Shortest flight path between Ronald Reagan Washington National Airport (DCA) 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)
  • 226.603 miles
  • 364.682 kilometers
  • 196.912 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
  • 226.859 miles
  • 365.094 kilometers
  • 197.135 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 Ronald Reagan Washington National Airport
City: Washington D.C.
Country: United States Flag of United States
IATA Code: DCA
ICAO Code: KDCA
Coordinates: 38°51′7″N, 77°2′15″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.

 EST

Raleigh, NC

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 58 kg (129 pounds).

Frequent Flyer Miles Calculator

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

Distance:
227
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
227

Round trip?