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UGN to ACH: distance & flight time
Chicago (Waukegan National Airport) → Altenrhein (St Gallen Altenrhein Airport)
4,447 mi
7,156 km · 3,864 nm
9h 11m
estimated nonstop flight time
+7h
time difference · heading northeast
See live UGN→ACH fares Phone-only fares on this route — call free
Flight time details
4,447 miles nonstop takes roughly 9h 11m 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
- UGN — Waukegan National Airport · Chicago, 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 UGN
- ORD · Chicago O'Hare International Airport31 mi away
- ENW · Kenosha Regional Airport12 mi away
- PWK · Chicago Executive Airport21 mi away
- RAC · John H Batten Airport24 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 UGN from ACH?
The flight distance from Chicago (UGN) to Altenrhein (ACH) is 4,447 miles (7,156 km, 3,864 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UGN to ACH?
A nonstop flight takes about 9h 11m 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 Chicago and Altenrhein?
Altenrhein is 7 hours ahead of Chicago.
What is the cheapest way to fly from UGN to ACH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UGN–ACH that never appear on search engines, with no booking fees.