AC591 TorontoYYZ HoustonIAH
AC591 by Air Canada Jetz flies from Toronto (YYZ) to Houston (IAH).
scheduled from YYZ
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Early read, sample still buildingConditions at YYZ and IAH are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days. This route's tracked sample is still thin — treat these as an early read, not a precise forecast.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Toronto to Houston flights today
same route · Air Canada JetzIf AC591 is cancelled, these are the other Air Canada Jetz nonstop flights from Toronto to Houston on the same day, with scheduled departure times in YYZ local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How AC591 actually runs
Pro Flight Search has tracked every published board update for AC591 across the YYZ and IAH boards: schedule changes, gate pushes and actual clocks. Combined risk score: 33.0/100. Based on airport operations, weather, and cached board history at YYZ and IAH.
The verdict above is that record speaking, so it reflects how AC591 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around AC591? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — AC591 Toronto to Houston on-time performance, measured from the YYZ and IAH airport boards.
https://proflightsearch.com/flight/AC591
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