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SIR to PIR: distance & flight time
Sion (Sion Airport) → Pierre (Pierre Regional Airport)
4,780 mi
7,693 km · 4,154 nm
9h 50m
estimated nonstop flight time
-7h
time difference · heading northwest
See live SIR→PIR fares Phone-only fares on this route — call free
Flight time details
4,780 miles nonstop takes roughly 9h 50m 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
- PIR — Pierre Regional Airport · Pierre, 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 PIR
- MBG · Mobridge Municipal Airport81 mi away
- HON · Huron Regional Airport102 mi away
- VTN · Miller Field106 mi away
- ABR · Aberdeen Regional Airport117 mi away
Frequently asked questions
How far is SIR from PIR?
The flight distance from Sion (SIR) to Pierre (PIR) is 4,780 miles (7,693 km, 4,154 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to PIR?
A nonstop flight takes about 9h 50m 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 Pierre?
Pierre is 7 hours behind Sion.
What is the cheapest way to fly from SIR to PIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–PIR that never appear on search engines, with no booking fees.