Need help booking?
Unpublished phone-only deals available
SIR to LUK: distance & flight time
Sion (Sion Airport) → Cincinnati (Cincinnati Municipal Airport Lunken Field)
4,419 mi
7,112 km · 3,840 nm
9h 8m
estimated nonstop flight time
-6h
time difference · heading northwest
See live SIR→LUK fares Phone-only fares on this route — call free
Flight time details
4,419 miles nonstop takes roughly 9h 8m 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
- LUK — Cincinnati Municipal Airport Lunken Field · Cincinnati, 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 LUK
Frequently asked questions
How far is SIR from LUK?
The flight distance from Sion (SIR) to Cincinnati (LUK) is 4,419 miles (7,112 km, 3,840 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to LUK?
A nonstop flight takes about 9h 8m 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 Cincinnati?
Cincinnati is 6 hours behind Sion.
What is the cheapest way to fly from SIR to LUK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–LUK that never appear on search engines, with no booking fees.