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ACH to LGA: distance & flight time
Altenrhein (St Gallen Altenrhein Airport) → New York (La Guardia Airport)
3,960 mi
6,374 km · 3,442 nm
8h 14m
estimated nonstop flight time
-6h
time difference · heading northwest
See live ACH→LGA fares Phone-only fares on this route — call free
Flight time details
3,960 miles nonstop takes roughly 8h 14m 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
- LGA — La Guardia Airport · New York, 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 LGA
Frequently asked questions
How far is ACH from LGA?
The flight distance from Altenrhein (ACH) to New York (LGA) is 3,960 miles (6,374 km, 3,442 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ACH to LGA?
A nonstop flight takes about 8h 14m 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 New York?
New York is 6 hours behind Altenrhein.
What is the cheapest way to fly from ACH to LGA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ACH–LGA that never appear on search engines, with no booking fees.