Air Miles Calculator

Distance between Cologne (CGN) and Altenrhein (ACH)

Flight distance from Cologne to Altenrhein (Cologne Bonn Airport – St. Gallen–Altenrhein Airport) is 258 miles / 415 kilometers / 224 nautical miles. Estimated flight time is 59 minutes.

Driving distance from Cologne (CGN) to Altenrhein (ACH) is 343 miles / 552 kilometers and travel time by car is about 5 hours 32 minutes.

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).

Airport information


A Cologne Bonn Airport
City: Cologne
Country: Germany Flag of Germany
IATA Code: CGN
ICAO Code: EDDK
Coordinates: 50°51′57″N, 7°8′33″E

B St. Gallen–Altenrhein Airport
City: Altenrhein
Country: Switzerland Flag of Switzerland
IATA Code: ACH
ICAO Code: LSZR
Coordinates: 47°29′6″N, 9°33′38″E

Time difference and current local times

There is no time difference between Cologne and Altenrhein.

Time Difference

Cologne

 CET

Altenrhein

 CET

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 63 kg (139 pounds).

Frequent Flyer Miles Calculator

Cologne (CGN) → Altenrhein (ACH).

Distance:
258
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
258

Round trip?