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OKO to ACH: distance & flight time
Yokota (Yokota Air Base) → Altenrhein (St Gallen Altenrhein Airport)
5,903 mi
9,500 km · 5,129 nm
12h 2m
estimated nonstop flight time
-7h
time difference · heading northwest
See live OKO→ACH fares Phone-only fares on this route — call free
Flight time details
5,903 miles nonstop takes roughly 12h 2m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- OKO — Yokota Air Base · Yokota, Japan
- 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 OKO
- HND · Tokyo Haneda International Airport28 mi away
- NRT · Narita International Airport58 mi away
- NJA · Atsugi Naval Air Facility21 mi away
- IBR · Hyakuri Airport67 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 OKO from ACH?
The flight distance from Yokota (OKO) to Altenrhein (ACH) is 5,903 miles (9,500 km, 5,129 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OKO to ACH?
A nonstop flight takes about 12h 2m 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 Yokota and Altenrhein?
Altenrhein is 7 hours behind Yokota.
What is the cheapest way to fly from OKO to ACH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OKO–ACH that never appear on search engines, with no booking fees.