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SIR to FTK: distance & flight time
Sion (Sion Airport) → Fort Knox (Godman Army Air Field)
4,537 mi
7,301 km · 3,942 nm
9h 22m
estimated nonstop flight time
-6h
time difference · heading northwest
See live SIR→FTK fares Phone-only fares on this route — call free
Flight time details
4,537 miles nonstop takes roughly 9h 22m 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
- SIR — Sion Airport · Sion, Switzerland
- FTK — Godman Army Air Field · Fort Knox, 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 SIR
- AOT · Aosta Airport33 mi away
- QLS · Lausanne-Blécherette Airport41 mi away
- ZIN · Interlaken Air Base41 mi away
- MVV · Megève Airport43 mi away
Near FTK
- SDF · Louisville International Standiford Field22 mi away
- LOU · Bowman Field28 mi away
- GLW · Glasgow Municipal Airport60 mi away
- FFT · Capital City Airport61 mi away
Frequently asked questions
How far is SIR from FTK?
The flight distance from Sion (SIR) to Fort Knox (FTK) is 4,537 miles (7,301 km, 3,942 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to FTK?
A nonstop flight takes about 9h 22m 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 Sion and Fort Knox?
Fort Knox is 6 hours behind Sion.
What is the cheapest way to fly from SIR to FTK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–FTK that never appear on search engines, with no booking fees.