Distance between Raleigh, NC (RDU) and Washington D.C. (IAD)
Distance from Raleigh to Washington D.C. (Raleigh–Durham International Airport – Washington Dulles International Airport) is 224 miles / 360 kilometers / 194 nautical miles.
Calculate Distance
Search by airport name, city or IATA airport code.
Multiple airports
Raleigh - Washington D.C.
How far is Washington D.C. from Raleigh?
There are several ways to calculate distances between Raleigh and Washington D.C.. 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).
Flight duration
Estimated flight time from Raleigh–Durham International Airport (RDU) to Washington Dulles International Airport (IAD) is 55 minutes.
Time difference and current local times
There is no time difference between Raleigh and Washington D.C..
Time Difference
Raleigh, NC
Washington D.C.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 56 kg (123 pounds).
Airport information
| A | Raleigh–Durham International Airport |
|---|---|
| City: | Raleigh, NC |
| Country: | United States  |
| IATA Code: | RDU |
| ICAO Code: | KRDU |
| Coordinates: | 35°52′39″N, 78°47′14″W |
| B | Washington Dulles International Airport |
|---|---|
| City: | Washington D.C. |
| Country: | United States |
| IATA Code: | IAD |
| ICAO Code: | KIAD |
| Coordinates: | 38°56′40″N, 77°27′20″W |
Raleigh to Washington D.C. flight path
Shortest flight path between Raleigh–Durham International Airport (RDU) and Washington Dulles International Airport (IAD).
Frequent Flyer Miles Calculator
Raleigh (RDU) → Washington D.C. (IAD).
In total
Round trip?