Need help booking?
Unpublished phone-only deals available
SIR to SLC: distance & flight time
Sion (Sion Airport) → Salt Lake City (Salt Lake City International Airport)
5,360 mi
8,625 km · 4,657 nm
10h 59m
estimated nonstop flight time
-8h
time difference · heading northwest
See live SIR→SLC fares Phone-only fares on this route — call free
Flight time details
5,360 miles nonstop takes roughly 10h 59m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time set-back when reading arrival times on your ticket.
The two airports
- SIR — Sion Airport · Sion, Switzerland
- SLC — Salt Lake City International Airport · Salt Lake City, 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 SLC
- HIF · Hill Air Force Base23 mi away
- OGD · Ogden Hinckley Airport28 mi away
- PVU · Provo Municipal Airport42 mi away
- BMC · Brigham City Regional Airport53 mi away
Frequently asked questions
How far is SIR from SLC?
The flight distance from Sion (SIR) to Salt Lake City (SLC) is 5,360 miles (8,625 km, 4,657 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to SLC?
A nonstop flight takes about 10h 59m 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 Salt Lake City?
Salt Lake City is 8 hours behind Sion.
What is the cheapest way to fly from SIR to SLC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–SLC that never appear on search engines, with no booking fees.