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ACH to ACI: distance & flight time
Altenrhein (St Gallen Altenrhein Airport) → Alderney (Alderney Airport)
559 mi
899 km · 486 nm
1h 41m
estimated nonstop flight time
-1h
time difference · heading west
See live ACH→ACI fares Phone-only fares on this route — call free
Flight time details
559 miles nonstop takes roughly 1h 41m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- ACH — St Gallen Altenrhein Airport · Altenrhein, Switzerland
- ACI — Alderney Airport · Alderney, Guernsey
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 ACI
- GCI · Guernsey Airport26 mi away
- JER · Jersey Airport34 mi away
- CER · Cherbourg-Maupertus Airport34 mi away
- GFR · Granville Airport64 mi away
Frequently asked questions
How far is ACH from ACI?
The flight distance from Altenrhein (ACH) to Alderney (ACI) is 559 miles (899 km, 486 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ACH to ACI?
A nonstop flight takes about 1h 41m 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 time difference between Altenrhein and Alderney?
Alderney is 1 hour behind Altenrhein.
What is the cheapest way to fly from ACH to ACI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ACH–ACI that never appear on search engines, with no booking fees.