Need help booking?
Unpublished phone-only deals available
HSV to SIR: distance & flight time
Huntsville (Huntsville International Carl T Jones Field) → Sion (Sion Airport)
4,720 mi
7,595 km · 4,101 nm
9h 43m
estimated nonstop flight time
+7h
time difference · heading northeast
See live HSV→SIR fares Phone-only fares on this route — call free
Flight time details
4,720 miles nonstop takes roughly 9h 43m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- HSV — Huntsville International Carl T Jones Field · Huntsville, 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 HSV
- HUA · Redstone Army Air Field6 mi away
- DCU · Pryor Field Regional Airport10 mi away
- MSL · Northwest Alabama Regional Airport48 mi away
- GAD · Northeast Alabama Regional Airport60 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 HSV from SIR?
The flight distance from Huntsville (HSV) to Sion (SIR) is 4,720 miles (7,595 km, 4,101 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HSV to SIR?
A nonstop flight takes about 9h 43m 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 Huntsville and Sion?
Sion is 7 hours ahead of Huntsville.
What is the cheapest way to fly from HSV to SIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HSV–SIR that never appear on search engines, with no booking fees.