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Route

Cologne → Altenrhein

CGNCologneCologne Bonn Airport
ACHAltenrheinSankt Gallen Altenrhein Airport
Distance
258 mi
Estimated flight time
~1h

Same local time in Cologne and Altenrhein.

No nonstop connection observed

View the reverse route

Our route data contains no observed nonstop flight from Cologne to Altenrhein. That does not rule out a one-stop journey; see the direct destinations of Cologne for the options.

About this route

  • International route: Cologne and Altenrhein are in different countries.
  • Direct destinations observed from Cologne: 137.
  • Direct destinations observed from Altenrhein: 23.

The airports on this route

Cologne Bonn Airport

Cologne, GermanyCGN / EDDK

Major airport · 137 direct destinations · 3 runways · longest runway 12,516 ft

68 °F · CloudySource: METAR observation via the NOAA Aviation Weather Center

Airport pageAll direct destinations

Sankt Gallen Altenrhein Airport

Altenrhein, SwitzerlandACH / LSZR

Regional airport · 23 direct destinations · 2 runways · longest runway 4,774 ft

57 °F · ClearSource: METAR observation via the NOAA Aviation Weather Center

Airport pageAll direct destinations

Alternative airports for this journey

Same journey, a different airport nearby - with an observed direct connection.

CGN FMMMemmingen Allgau AirportMemmingen is about 47 mi from Altenrhein.View route →CGN ZRHZürich AirportZurich is about 47 mi from Altenrhein.View route →CGN STRStuttgart AirportStuttgart is about 85 mi from Altenrhein.View route →

About the route from Cologne to Altenrhein

The distance between Cologne Bonn Airport (CGN) and Sankt Gallen Altenrhein Airport (ACH) is approximately 258 mi; no direct connection has been observed in our route data.

Frequently asked questions about this route

How far is Cologne from Altenrhein by air?
The great-circle distance between Cologne Bonn Airport and Sankt Gallen Altenrhein Airport is approximately 258 mi.
Is there a direct connection from Cologne to Altenrhein?
No direct connection between CGN and ACH has been observed in our route data. That does not rule out a one-stop journey.
What is the current time difference between Cologne and Altenrhein?
Same local time in Cologne and Altenrhein.

Where this data comes from

The route data comes from the flight archive (ADS-B, adsb.lol): which connections actually flew over the last twelve full months and who flew them, combined with our own airport, runway, and airline datasets. It is reference data about observed routes - not a current timetable and no claim about bookability.

The flight archive of the last twelve months has nothing for this route, so we say nothing about frequency.

Route data updated on October 11, 2026.