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SIR to STC: distance & flight time
Sion (Sion Airport) → Saint Cloud (St Cloud Regional Airport)
4,504 mi
7,248 km · 3,914 nm
9h 18m
estimated nonstop flight time
-7h
time difference · heading northwest
See live SIR→STC fares Phone-only fares on this route — call free
Flight time details
4,504 miles nonstop takes roughly 9h 18m 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
- SIR — Sion Airport · Sion, Switzerland
- STC — St Cloud Regional Airport · Saint Cloud, 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 STC
Frequently asked questions
How far is SIR from STC?
The flight distance from Sion (SIR) to Saint Cloud (STC) is 4,504 miles (7,248 km, 3,914 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to STC?
A nonstop flight takes about 9h 18m 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 Saint Cloud?
Saint Cloud is 7 hours behind Sion.
What is the cheapest way to fly from SIR to STC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–STC that never appear on search engines, with no booking fees.