Need help booking?
Unpublished phone-only deals available
ACH to YMX: distance & flight time
Altenrhein (St Gallen Altenrhein Airport) → Montreal (Montreal International (Mirabel) Airport)
3,769 mi
6,066 km · 3,275 nm
7h 51m
estimated nonstop flight time
-6h
time difference · heading northwest
See live ACH→YMX fares Phone-only fares on this route — call free
Flight time details
3,769 miles nonstop takes roughly 7h 51m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- ACH — St Gallen Altenrhein Airport · Altenrhein, Switzerland
- YMX — Montreal International (Mirabel) Airport · Montreal, Canada
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 ACH
- HOH · Hohenems-Dornbirn Airport9 mi away
- FDH · Friedrichshafen Airport13 mi away
- ZRH · Zürich Airport47 mi away
- FMM · Memmingen Allgau Airport47 mi away
Near YMX
- YUL · Montreal / Pierre Elliott Trudeau International Airport20 mi away
- YHU · Montréal / Saint-Hubert Airport32 mi away
- YJN · St Jean Airport45 mi away
- YCC · Cornwall Regional Airport48 mi away
Frequently asked questions
How far is ACH from YMX?
The flight distance from Altenrhein (ACH) to Montreal (YMX) is 3,769 miles (6,066 km, 3,275 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ACH to YMX?
A nonstop flight takes about 7h 51m 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 Altenrhein and Montreal?
Montreal is 6 hours behind Altenrhein.
What is the cheapest way to fly from ACH to YMX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ACH–YMX that never appear on search engines, with no booking fees.