Need help booking?
Unpublished phone-only deals available
SIR to TYS: distance & flight time
Sion (Sion Airport) → Knoxville (McGhee Tyson Airport)
4,548 mi
7,319 km · 3,952 nm
9h 23m
estimated nonstop flight time
-6h
time difference · heading northwest
See live SIR→TYS fares Phone-only fares on this route — call free
Flight time details
4,548 miles nonstop takes roughly 9h 23m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- SIR — Sion Airport · Sion, Switzerland
- TYS — McGhee Tyson Airport · Knoxville, 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 TYS
- MMI · McMinn County Airport43 mi away
- HDI · Hardwick Field62 mi away
- CSV · Crossville Memorial Whitson Field62 mi away
- AVL · Asheville Regional Airport86 mi away
Frequently asked questions
How far is SIR from TYS?
The flight distance from Sion (SIR) to Knoxville (TYS) is 4,548 miles (7,319 km, 3,952 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to TYS?
A nonstop flight takes about 9h 23m 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 Knoxville?
Knoxville is 6 hours behind Sion.
What is the cheapest way to fly from SIR to TYS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–TYS that never appear on search engines, with no booking fees.