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ACH to AHN: distance & flight time
Altenrhein (St Gallen Altenrhein Airport) → Athens (Athens Ben Epps Airport)
4,661 mi
7,501 km · 4,050 nm
9h 36m
estimated nonstop flight time
-6h
time difference · heading northwest
See live ACH→AHN fares Phone-only fares on this route — call free
Flight time details
4,661 miles nonstop takes roughly 9h 36m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- ACH — St Gallen Altenrhein Airport · Altenrhein, Switzerland
- AHN — Athens Ben Epps Airport · Athens, United States
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 AHN
- WDR · Barrow County Airport20 mi away
- ATL · Hartsfield Jackson Atlanta International Airport67 mi away
- GVL · Lee Gilmer Memorial Airport36 mi away
- LZU · Gwinnett County Briscoe Field37 mi away
Frequently asked questions
How far is ACH from AHN?
The flight distance from Altenrhein (ACH) to Athens (AHN) is 4,661 miles (7,501 km, 4,050 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ACH to AHN?
A nonstop flight takes about 9h 36m 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 Athens?
Athens is 6 hours behind Altenrhein.
What is the cheapest way to fly from ACH to AHN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ACH–AHN that never appear on search engines, with no booking fees.