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PIE to SIR: distance & flight time
St. Petersburg (St Petersburg Clearwater International Airport) → Sion (Sion Airport)
4,854 mi
7,812 km · 4,218 nm
9h 59m
estimated nonstop flight time
+6h
time difference · heading northeast
See live PIE→SIR fares Phone-only fares on this route — call free
Flight time details
4,854 miles nonstop takes roughly 9h 59m 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
- PIE — St Petersburg Clearwater International Airport · St. Petersburg, 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 PIE
- TPA · Tampa International Airport10 mi away
- CLW · Clearwater Air Park6 mi away
- SPG · Albert Whitted Airport11 mi away
- MCF · Mac Dill Air Force Base11 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 PIE from SIR?
The flight distance from St. Petersburg (PIE) to Sion (SIR) is 4,854 miles (7,812 km, 4,218 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PIE to SIR?
A nonstop flight takes about 9h 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 St. Petersburg and Sion?
Sion is 6 hours ahead of St. Petersburg.
What is the cheapest way to fly from PIE to SIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PIE–SIR that never appear on search engines, with no booking fees.