Air Miles Calculator

Distance between Sioux City, IA (SUX) and Alpena, MI (APN)

Flight distance from Sioux City to Alpena (Sioux Gateway Airport – Alpena County Regional Airport) is 667 miles / 1074 kilometers / 580 nautical miles. Estimated flight time is 1 hour 45 minutes.

Driving distance from Sioux City (SUX) to Alpena (APN) is 924 miles / 1487 kilometers and travel time by car is about 16 hours 43 minutes.

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).

Airport information


A Sioux Gateway Airport
City: Sioux City, IA
Country: United States Flag of United States
IATA Code: SUX
ICAO Code: KSUX
Coordinates: 42°24′9″N, 96°23′3″W

B Alpena County Regional Airport
City: Alpena, MI
Country: United States Flag of United States
IATA Code: APN
ICAO Code: KAPN
Coordinates: 45°4′41″N, 83°33′37″W

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.

Time Difference

Sioux City, IA

 CST

Alpena, MI

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 121 kg (266 pounds).

Frequent Flyer Miles Calculator

Sioux City (SUX) → Alpena (APN).

Distance:
667
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
667

Round trip?