Need help booking?
Unpublished phone-only deals available
YMX to SEP: distance & flight time
Montreal (Montreal International (Mirabel) Airport) → Stephenville (Stephenville Clark Regional Airport)
1,586 mi
2,552 km · 1,378 nm
3h 35m
estimated nonstop flight time
-1h
time difference · heading southwest
See live YMX→SEP fares Phone-only fares on this route — call free
Flight time details
1,586 miles nonstop takes roughly 3h 35m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- YMX — Montreal International (Mirabel) Airport · Montreal, Canada
- SEP — Stephenville Clark Regional Airport · Stephenville, 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 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
Near SEP
- MWL · Mineral Wells Airport40 mi away
- DFW · Dallas Fort Worth International Airport81 mi away
- BKD · Stephens County Airport54 mi away
- FWH · NAS Fort Worth JRB/Carswell Field57 mi away
Frequently asked questions
How far is YMX from SEP?
The flight distance from Montreal (YMX) to Stephenville (SEP) is 1,586 miles (2,552 km, 1,378 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YMX to SEP?
A nonstop flight takes about 3h 35m 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 Stephenville?
Stephenville is 1 hour behind Montreal.
What is the cheapest way to fly from YMX to SEP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YMX–SEP that never appear on search engines, with no booking fees.