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FSM to ACH: distance & flight time
Fort Smith (Fort Smith Regional Airport) → Altenrhein (St Gallen Altenrhein Airport)
5,039 mi
8,109 km · 4,378 nm
10h 21m
estimated nonstop flight time
+7h
time difference · heading northeast
See live FSM→ACH fares Phone-only fares on this route — call free
Flight time details
5,039 miles nonstop takes roughly 10h 21m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- FSM — Fort Smith Regional Airport · Fort Smith, United States
- ACH — St Gallen Altenrhein Airport · Altenrhein, Switzerland
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 FSM
- FYV · Drake Field47 mi away
- XNA · Northwest Arkansas Regional Airport65 mi away
- MLC · Mc Alester Regional Airport86 mi away
- OKM · Okmulgee Regional Airport92 mi away
Near ACH
- HOH · Hohenems-Dornbirn Airport9 mi away
- FDH · Friedrichshafen Airport13 mi away
- ZRH · Zürich Airport47 mi away
- FMM · Memmingen Allgau Airport47 mi away
Frequently asked questions
How far is FSM from ACH?
The flight distance from Fort Smith (FSM) to Altenrhein (ACH) is 5,039 miles (8,109 km, 4,378 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSM to ACH?
A nonstop flight takes about 10h 21m 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 Fort Smith and Altenrhein?
Altenrhein is 7 hours ahead of Fort Smith.
What is the cheapest way to fly from FSM to ACH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSM–ACH that never appear on search engines, with no booking fees.