Need help booking?
Unpublished phone-only deals available
SIR to OLM: distance & flight time
Sion (Sion Airport) → Olympia (Olympia Regional Airport)
5,329 mi
8,576 km · 4,631 nm
10h 55m
estimated nonstop flight time
-9h
time difference · heading northwest
See live SIR→OLM fares Phone-only fares on this route — call free
Flight time details
5,329 miles nonstop takes roughly 10h 55m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time set-back when reading arrival times on your ticket.
The two airports
- SIR — Sion Airport · Sion, Switzerland
- OLM — Olympia Regional Airport · Olympia, United States
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 OLM
- SEA · Seattle Tacoma International Airport43 mi away
- GRF · Gray Army Air Field17 mi away
- CLS · Chehalis Centralia Airport21 mi away
- SHN · Sanderson Field22 mi away
Frequently asked questions
How far is SIR from OLM?
The flight distance from Sion (SIR) to Olympia (OLM) is 5,329 miles (8,576 km, 4,631 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to OLM?
A nonstop flight takes about 10h 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 Olympia?
Olympia is 9 hours behind Sion.
What is the cheapest way to fly from SIR to OLM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–OLM that never appear on search engines, with no booking fees.