Need help booking?
Unpublished phone-only deals available
BLT to SIR: distance & flight time
Blackwater (Blackwater Airport) → Sion (Sion Airport)
9,793 mi
15,760 km · 8,510 nm
19h 40m
estimated nonstop flight time
-8h
time difference · heading northwest
See live BLT→SIR fares Phone-only fares on this route — call free
Flight time details
9,793 miles nonstop takes roughly 19h 40m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time set-back when reading arrival times on your ticket.
The two airports
- BLT — Blackwater Airport · Blackwater, Australia
- 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 BLT
- EMD · Emerald Airport40 mi away
- DYA · Dysart Airport73 mi away
- CMQ · Clermont Airport95 mi away
- ROK · Rockhampton Airport107 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 BLT from SIR?
The flight distance from Blackwater (BLT) to Sion (SIR) is 9,793 miles (15,760 km, 8,510 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BLT to SIR?
A nonstop flight takes about 19h 40m 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 Blackwater and Sion?
Sion is 8 hours behind Blackwater.
What is the cheapest way to fly from BLT to SIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BLT–SIR that never appear on search engines, with no booking fees.