Air Miles Calculator

Distance between Washington D.C. (DCA) and Wilmington, NC (ILM)

Flight distance from Washington D.C. to Wilmington (Ronald Reagan Washington National Airport – Wilmington International Airport) is 320 miles / 514 kilometers / 278 nautical miles. Estimated flight time is 1 hour 6 minutes.

Driving distance from Washington D.C. (DCA) to Wilmington (ILM) is 366 miles / 589 kilometers and travel time by car is about 6 hours 34 minutes.

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

Shortest flight path between Ronald Reagan Washington National Airport (DCA) and Wilmington International Airport (ILM).

How far is Wilmington from Washington D.C.?

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

Vincenty's formula (applied above)
  • 319.547 miles
  • 514.261 kilometers
  • 277.679 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
  • 320.165 miles
  • 515.256 kilometers
  • 278.216 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 Wilmington International Airport
City: Wilmington, NC
Country: United States Flag of United States
IATA Code: ILM
ICAO Code: KILM
Coordinates: 34°16′14″N, 77°54′9″W

Time difference and current local times

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

Time Difference

Washington D.C.

 EST

Wilmington, NC

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 72 kg (159 pounds).

Frequent Flyer Miles Calculator

Washington D.C. (DCA) → Wilmington (ILM).

Distance:
320
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
320

Round trip?