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SMF to SIR: distance & flight time
Sacramento (Sacramento International Airport) → Sion (Sion Airport)
5,774 mi
9,292 km · 5,017 nm
11h 47m
estimated nonstop flight time
+9h
time difference · heading northeast
See live SMF→SIR fares Phone-only fares on this route — call free
Flight time details
5,774 miles nonstop takes roughly 11h 47m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time gain when reading arrival times on your ticket.
The two airports
- SMF — Sacramento International Airport · Sacramento, 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 SMF
- MCC · Mc Clellan Airfield10 mi away
- SAC · Sacramento Executive Airport14 mi away
- MHR · Sacramento Mather Airport19 mi away
- MYV · Yuba County Airport28 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 SMF from SIR?
The flight distance from Sacramento (SMF) to Sion (SIR) is 5,774 miles (9,292 km, 5,017 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SMF to SIR?
A nonstop flight takes about 11h 47m 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 Sacramento and Sion?
Sion is 9 hours ahead of Sacramento.
What is the cheapest way to fly from SMF to SIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SMF–SIR that never appear on search engines, with no booking fees.