Need help booking?
Unpublished phone-only deals available
PAO to ACH: distance & flight time
Palo Alto (Palo Alto Airport of Santa Clara County) → Altenrhein (St Gallen Altenrhein Airport)
5,855 mi
9,423 km · 5,088 nm
11h 57m
estimated nonstop flight time
+9h
time difference · heading northeast
See live PAO→ACH fares Phone-only fares on this route — call free
Flight time details
5,855 miles nonstop takes roughly 11h 57m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time gain when reading arrival times on your ticket.
The two airports
- PAO — Palo Alto Airport of Santa Clara County · Palo Alto, 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 PAO
- SFO · San Francisco International Airport18 mi away
- NUQ · Moffett Federal Airfield5 mi away
- SQL · San Carlos Airport8 mi away
- SJC · Norman Y. Mineta San Jose International Airport12 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 PAO from ACH?
The flight distance from Palo Alto (PAO) to Altenrhein (ACH) is 5,855 miles (9,423 km, 5,088 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PAO to ACH?
A nonstop flight takes about 11h 57m 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 Palo Alto and Altenrhein?
Altenrhein is 9 hours ahead of Palo Alto.
What is the cheapest way to fly from PAO to ACH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PAO–ACH that never appear on search engines, with no booking fees.