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SBD to SIR: distance & flight time
San Bernardino (San Bernardino International Airport) → Sion (Sion Airport)
5,903 mi
9,499 km · 5,129 nm
12h 2m
estimated nonstop flight time
+9h
time difference · heading northeast
See live SBD→SIR fares Phone-only fares on this route — call free
Flight time details
5,903 miles nonstop takes roughly 12h 2m 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
- SBD — San Bernardino International Airport · San Bernardino, 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 SBD
- RIV · March ARB Airport15 mi away
- RAL · Riverside Municipal Airport16 mi away
- ONT · Ontario International Airport21 mi away
- CNO · Chino Airport24 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 SBD from SIR?
The flight distance from San Bernardino (SBD) to Sion (SIR) is 5,903 miles (9,499 km, 5,129 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SBD to SIR?
A nonstop flight takes about 12h 2m 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 San Bernardino and Sion?
Sion is 9 hours ahead of San Bernardino.
What is the cheapest way to fly from SBD to SIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SBD–SIR that never appear on search engines, with no booking fees.