Map of flight path and driving directions from Cologne to Altenrhein.
Shortest flight path between Cologne Bonn Airport (CGN) and St. Gallen–Altenrhein Airport (ACH).
How far is Altenrhein from Cologne?
There are several ways to calculate distances between Cologne and Altenrhein. Here are two common methods:Vincenty's formula (applied above)
- 258.010 miles
- 415.226 kilometers
- 224.204 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
- 257.835 miles
- 414.945 kilometers
- 224.052 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
There is no time difference between Cologne and Altenrhein.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 63 kg (139 pounds).
Frequent Flyer Miles Calculator
Cologne (CGN) → Altenrhein (ACH).