Map of flight path and driving directions from Rock Springs to Alpena.
Shortest flight path between Southwest Wyoming Regional Airport (RKS) and Alpena County Regional Airport (APN).
How far is Alpena from Rock Springs?
There are several ways to calculate distances between Rock Springs and Alpena. Here are two common methods:Vincenty's formula (applied above)
- 1301.820 miles
- 2095.076 kilometers
- 1131.250 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
- 1298.473 miles
- 2089.689 kilometers
- 1128.342 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 Rock Springs and Alpena is 2 hours. Alpena is 2 hours ahead of Rock Springs.
Rock Springs, WY
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 167 kg (368 pounds).
Frequent Flyer Miles Calculator
Rock Springs (RKS) → Alpena (APN).