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TTN to ACH: distance & flight time
Trenton (Trenton Mercer Airport) → Altenrhein (St Gallen Altenrhein Airport)
4,021 mi
6,471 km · 3,494 nm
8h 21m
estimated nonstop flight time
+6h
time difference · heading northeast
See live TTN→ACH fares Phone-only fares on this route — call free
Flight time details
4,021 miles nonstop takes roughly 8h 21m 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
- TTN — Trenton Mercer Airport · Trenton, 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 TTN
- PHL · Philadelphia International Airport36 mi away
- EWR · Newark Liberty International Airport44 mi away
- PNE · Northeast Philadelphia Airport17 mi away
- DYL · Doylestown Airport17 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 TTN from ACH?
The flight distance from Trenton (TTN) to Altenrhein (ACH) is 4,021 miles (6,471 km, 3,494 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TTN to ACH?
A nonstop flight takes about 8h 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 Trenton and Altenrhein?
Altenrhein is 6 hours ahead of Trenton.
What is the cheapest way to fly from TTN to ACH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TTN–ACH that never appear on search engines, with no booking fees.