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SIR to BWU: distance & flight time
Sion (Sion Airport) → Sydney (Sydney Bankstown Airport)
10,359 mi
16,671 km · 9,002 nm
20h 47m
estimated nonstop flight time
+8h
time difference · heading east
See live SIR→BWU fares Phone-only fares on this route — call free
Flight time details
10,359 miles nonstop takes roughly 20h 47m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- SIR — Sion Airport · Sion, Switzerland
- BWU — Sydney Bankstown Airport · Sydney, Australia
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 BWU
- SYD · Sydney Kingsford Smith International Airport11 mi away
- CDU · Camden Airport19 mi away
- XRH · RAAF Base Richmond25 mi away
- WOL · Wollongong Airport45 mi away
Frequently asked questions
How far is SIR from BWU?
The flight distance from Sion (SIR) to Sydney (BWU) is 10,359 miles (16,671 km, 9,002 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to BWU?
A nonstop flight takes about 20h 47m 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 Sydney?
Sydney is 8 hours ahead of Sion.
What is the cheapest way to fly from SIR to BWU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–BWU that never appear on search engines, with no booking fees.