Need help booking?
Unpublished phone-only deals available
SIR to IWK: distance & flight time
Sion (Sion Airport) → Iwakuni (Iwakuni Marine Corps Air Station)
5,911 mi
9,513 km · 5,137 nm
12h 3m
estimated nonstop flight time
—
time difference · heading northeast
See live SIR→IWK fares Phone-only fares on this route — call free
Flight time details
5,911 miles nonstop takes roughly 12h 3m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- SIR — Sion Airport · Sion, Switzerland
- IWK — Iwakuni Marine Corps Air Station · Iwakuni, Japan
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 IWK
- HIW · Hiroshimanishi Airport18 mi away
- MYJ · Matsuyama Airport34 mi away
- HIJ · Hiroshima Airport44 mi away
- IWJ · Iwami Airport45 mi away
Frequently asked questions
How far is SIR from IWK?
The flight distance from Sion (SIR) to Iwakuni (IWK) is 5,911 miles (9,513 km, 5,137 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to IWK?
A nonstop flight takes about 12h 3m 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 cheapest way to fly from SIR to IWK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–IWK that never appear on search engines, with no booking fees.