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IAG to ACH: distance & flight time
Niagara Falls (Niagara Falls International Airport) → Altenrhein (St Gallen Altenrhein Airport)
4,069 mi
6,549 km · 3,536 nm
8h 27m
estimated nonstop flight time
+6h
time difference · heading northeast
See live IAG→ACH fares Phone-only fares on this route — call free
Flight time details
4,069 miles nonstop takes roughly 8h 27m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- IAG — Niagara Falls International Airport · Niagara Falls, 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 IAG
- YYZ · Lester B. Pearson International Airport52 mi away
- YCM · Niagara District Airport13 mi away
- BUF · Buffalo Niagara International Airport16 mi away
- DU9 · Dunnville Airport37 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 IAG from ACH?
The flight distance from Niagara Falls (IAG) to Altenrhein (ACH) is 4,069 miles (6,549 km, 3,536 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAG to ACH?
A nonstop flight takes about 8h 27m 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 Niagara Falls and Altenrhein?
Altenrhein is 6 hours ahead of Niagara Falls.
What is the cheapest way to fly from IAG to ACH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAG–ACH that never appear on search engines, with no booking fees.