Map of flight path and driving directions from Washington D.C. to Wilmington.
Shortest flight path between Washington Dulles International Airport (IAD) 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)
- 323.238 miles
- 520.201 kilometers
- 280.886 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
- 323.884 miles
- 521.240 kilometers
- 281.447 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).
Time difference and current local times
There is no time difference between Washington D.C. and Wilmington.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 73 kg (160 pounds).
Frequent Flyer Miles Calculator
Washington D.C. (IAD) → Wilmington (ILM).