Map of flight path and driving directions from Sioux City to Washington D.C..
Shortest flight path between Sioux Gateway Airport (SUX) and Washington Dulles International Airport (IAD).
How far is Washington D.C. from Sioux City?
There are several ways to calculate distances between Sioux City and Washington D.C.. Here are two common methods:Vincenty's formula (applied above)
- 1020.313 miles
- 1642.034 kilometers
- 886.628 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
- 1017.939 miles
- 1638.214 kilometers
- 884.565 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
The time difference between Sioux City and Washington D.C. is 1 hour. Washington D.C. is 1 hour ahead of Sioux City.
Sioux City, IA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 152 kg (335 pounds).
Frequent Flyer Miles Calculator
Sioux City (SUX) → Washington D.C. (IAD).