Map of flight path and driving directions from Sioux City to Roanoke.
Shortest flight path between Sioux Gateway Airport (SUX) and Roanoke–Blacksburg Regional Airport (ROA).
How far is Roanoke from Sioux City?
There are several ways to calculate distances between Sioux City and Roanoke. Here are two common methods:Vincenty's formula (applied above)
- 938.137 miles
- 1509.785 kilometers
- 815.219 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
- 936.319 miles
- 1506.859 kilometers
- 813.639 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 Roanoke is 1 hour. Roanoke is 1 hour ahead of Sioux City.
Sioux City, IA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 146 kg (323 pounds).
Frequent Flyer Miles Calculator
Sioux City (SUX) → Roanoke (ROA).