Flights AC812 21:45 daily
Direct flights from Montréal (YUL) to Lisbon (LIS): 20 nonstop departures observed each week across 3 airlines. 70% of the last 10 operated flights arrived within 15 minutes of schedule. The median arrival is 6 minutes late. No cancellations were recorded across the 10 tracked flights. The nonstop covers 5,236 km, an estimated 7 hours 13 minutes in the air. Measured by Pro Flight Search from live flight boards at Montréal and Lisbon. Updated 18 September 2026 at 19:18 UTC.
of the last 10 operated YUL → LIS flights arrived within 15 minutes
Median arrival delay is +6 min. 0 of 10 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
The week
scheduled departures · origin local timeEach mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysHistory
operated legs · board outcomesActual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Current conditions put the pressure at YUL: 43% odds of a 15+ minute delay and around +10 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →
next sweep in 120s
How the Montréal to Lisbon route actually runs
Pro Flight Search records official board updates for nonstop YUL to LIS flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search — Montréal (YUL) to Lisbon (LIS) route reliability, measured from operated flights on official airport boards.
https://proflightsearch.com/search-flights/YUL-LIS
YUL to LIS questions
Is YUL–LIS running on time right now?
Smooth skies ahead. The arrival side at LIS is the weaker end, route health score 96/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on YUL–LIS?
Operators schedule evening departures around 19:00 from YUL. Earlier flights typically land before destination-airport delays accumulate later in the day; check the LIS delay card to confirm conditions when you'd arrive.
How long is the flight from YUL to LIS?
Great-circle distance is 5,236 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 400–479 min gate-to-gate on this route.
How often does YUL–LIS fly?
3 carriers operate this route, around 20 flights a week between them. Compare carrier days and times in the airline list above.