Need help booking?
Unpublished phone-only deals available
SIR to TDR: distance & flight time
Sion (Sion Airport) → Theodore (Theodore Airport)
9,918 mi
15,962 km · 8,619 nm
19h 55m
estimated nonstop flight time
+8h
time difference · heading northeast
See live SIR→TDR fares Phone-only fares on this route — call free
Flight time details
9,918 miles nonstop takes roughly 19h 55m gate to gate, flying northeast. 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
- TDR — Theodore Airport · Theodore, 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 TDR
- THG · Thangool Airport46 mi away
- XTO · Taroom Airport57 mi away
- GLT · Gladstone Airport105 mi away
- GAH · Gayndah Airport105 mi away
Frequently asked questions
How far is SIR from TDR?
The flight distance from Sion (SIR) to Theodore (TDR) is 9,918 miles (15,962 km, 8,619 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to TDR?
A nonstop flight takes about 19h 55m 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 Theodore?
Theodore is 8 hours ahead of Sion.
What is the cheapest way to fly from SIR to TDR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–TDR that never appear on search engines, with no booking fees.