Map of flight path and driving directions from Sioux City to Alpena.
Shortest flight path between Sioux Gateway Airport (SUX) and Alpena County Regional Airport (APN).
How far is Alpena from Sioux City?
There are several ways to calculate distances between Sioux City and Alpena. Here are two common methods:Vincenty's formula (applied above)
- 667.126 miles
- 1073.635 kilometers
- 579.717 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
- 665.493 miles
- 1071.008 kilometers
- 578.298 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 Alpena is 1 hour. Alpena is 1 hour ahead of Sioux City.
Sioux City, IA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 121 kg (266 pounds).
Frequent Flyer Miles Calculator
Sioux City (SUX) → Alpena (APN).