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JST to SIR: distance & flight time
Johnstown (John Murtha Johnstown Cambria County Airport) → Sion (Sion Airport)
4,134 mi
6,654 km · 3,593 nm
8h 34m
estimated nonstop flight time
+6h
time difference · heading northeast
See live JST→SIR fares Phone-only fares on this route — call free
Flight time details
4,134 miles nonstop takes roughly 8h 34m 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
- JST — John Murtha Johnstown Cambria County Airport · Johnstown, United States
- SIR — Sion Airport · Sion, 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 JST
- AOO · Altoona Blair County Airport27 mi away
- LBE · Arnold Palmer Regional Airport30 mi away
- CBE · Greater Cumberland Regional Airport49 mi away
- AGC · Allegheny County Airport58 mi away
Near SIR
- AOT · Aosta Airport33 mi away
- QLS · Lausanne-Blécherette Airport41 mi away
- ZIN · Interlaken Air Base41 mi away
- MVV · Megève Airport43 mi away
Frequently asked questions
How far is JST from SIR?
The flight distance from Johnstown (JST) to Sion (SIR) is 4,134 miles (6,654 km, 3,593 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from JST to SIR?
A nonstop flight takes about 8h 34m 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 Johnstown and Sion?
Sion is 6 hours ahead of Johnstown.
What is the cheapest way to fly from JST to SIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on JST–SIR that never appear on search engines, with no booking fees.