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PSO to SIR: distance & flight time
Pasto (Antonio Narino Airport) → Sion (Sion Airport)
5,892 mi
9,482 km · 5,120 nm
12h 1m
estimated nonstop flight time
+7h
time difference · heading northeast
See live PSO→SIR fares Phone-only fares on this route — call free
Flight time details
5,892 miles nonstop takes roughly 12h 1m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- PSO — Antonio Narino Airport · Pasto, Colombia
- 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 PSO
- IPI · San Luis Airport45 mi away
- TUA · Teniente Coronel Luis a Mantilla Airport50 mi away
- VGZ · Villa Garzón Airport55 mi away
- PUU · Tres De Mayo Airport82 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 PSO from SIR?
The flight distance from Pasto (PSO) to Sion (SIR) is 5,892 miles (9,482 km, 5,120 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PSO to SIR?
A nonstop flight takes about 12h 1m 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 Pasto and Sion?
Sion is 7 hours ahead of Pasto.
What is the cheapest way to fly from PSO to SIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PSO–SIR that never appear on search engines, with no booking fees.