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SIR to AOU: distance & flight time
Sion (Sion Airport) → Attopeu (Attopeu Airport)
5,924 mi
9,534 km · 5,148 nm
12h 5m
estimated nonstop flight time
—
time difference · heading east
See live SIR→AOU fares Phone-only fares on this route — call free
Flight time details
5,924 miles nonstop takes roughly 12h 5m gate to gate, flying east. 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
- AOU — Attopeu Airport · Attopeu, Laos
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 AOU
- VNA · Saravane Airport68 mi away
- PKZ · Pakse International Airport73 mi away
- RBE · Ratanakiri Airport76 mi away
- PXU · Pleiku Airport98 mi away
Frequently asked questions
How far is SIR from AOU?
The flight distance from Sion (SIR) to Attopeu (AOU) is 5,924 miles (9,534 km, 5,148 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to AOU?
A nonstop flight takes about 12h 5m 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 AOU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–AOU that never appear on search engines, with no booking fees.