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ACH to CNG: distance & flight time
Altenrhein (St Gallen Altenrhein Airport) → Cognac (Cognac-Châteaubernard (BA 709) Air Base)
485 mi
781 km · 422 nm
1h 31m
estimated nonstop flight time
Same time
time difference · heading west
See live ACH→CNG fares Phone-only fares on this route — call free
Flight time details
485 miles nonstop takes roughly 1h 31m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- ACH — St Gallen Altenrhein Airport · Altenrhein, Switzerland
- CNG — Cognac-Châteaubernard (BA 709) Air Base · Cognac, France
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near ACH
- HOH · Hohenems-Dornbirn Airport9 mi away
- FDH · Friedrichshafen Airport13 mi away
- ZRH · Zürich Airport47 mi away
- FMM · Memmingen Allgau Airport47 mi away
Near CNG
- ANG · Angoulême-Brie-Champniers Airport26 mi away
- RYN · Royan-Médis Airport32 mi away
- RCO · Rochefort-Saint-Agnant (BA 721) Airport36 mi away
- NIT · Niort-Souché Airport45 mi away
Frequently asked questions
How far is ACH from CNG?
The flight distance from Altenrhein (ACH) to Cognac (CNG) is 485 miles (781 km, 422 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ACH to CNG?
A nonstop flight takes about 1h 31m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the cheapest way to fly from ACH to CNG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ACH–CNG that never appear on search engines, with no booking fees.