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YST to YMX: distance & flight time
St. Theresa Point (St. Theresa Point Airport) → Montreal (Montreal International (Mirabel) Airport)
1,081 mi
1,739 km · 939 nm
2h 49m
estimated nonstop flight time
+1h
time difference · heading southeast
See live YST→YMX fares Phone-only fares on this route — call free
Flight time details
1,081 miles nonstop takes roughly 2h 49m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- YST — St. Theresa Point Airport · St. Theresa Point, Canada
- 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 YST
- YIV · Island Lake Airport8 mi away
- YGO · Gods Lake Narrows Airport51 mi away
- YRS · Red Sucker Lake Airport57 mi away
- ZGI · Gods River Airport75 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 YST from YMX?
The flight distance from St. Theresa Point (YST) to Montreal (YMX) is 1,081 miles (1,739 km, 939 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YST to YMX?
A nonstop flight takes about 2h 49m 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 St. Theresa Point and Montreal?
Montreal is 1 hour ahead of St. Theresa Point.
What is the cheapest way to fly from YST to YMX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YST–YMX that never appear on search engines, with no booking fees.