Need help booking?
Unpublished phone-only deals available
YUL to SIR: distance & flight time
Montreal (Montreal / Pierre Elliott Trudeau International Airport) → Sion (Sion Airport)
3,720 mi
5,987 km · 3,233 nm
7h 46m
estimated nonstop flight time
+6h
time difference · heading northeast
See live YUL→SIR fares Phone-only fares on this route — call free
Flight time details
3,720 miles nonstop takes roughly 7h 46m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- YUL — Montreal / Pierre Elliott Trudeau International Airport · Montreal, Canada
- 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 YUL
- YHU · Montréal / Saint-Hubert Airport16 mi away
- YMX · Montreal International (Mirabel) Airport20 mi away
- YJN · St Jean Airport25 mi away
- YCC · Cornwall Regional Airport48 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 YUL from SIR?
The flight distance from Montreal (YUL) to Sion (SIR) is 3,720 miles (5,987 km, 3,233 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YUL to SIR?
A nonstop flight takes about 7h 46m 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 Montreal and Sion?
Sion is 6 hours ahead of Montreal.
What is the cheapest way to fly from YUL to SIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YUL–SIR that never appear on search engines, with no booking fees.