AC858 TorontoYYZ · 23:50 LondonLHR · 11:50
AC858 by Air Canada Jetz flies from Toronto (YYZ) to London (LHR).
scheduled from YYZ
⚖ AC858 typically leaves +34 and lands −14. The air wins minutes back.Where the minutes go
last 7 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The last 30 days
arrival outcome per operationmedian arrival −14 min · 0 cancelled · 10 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Early read, sample still buildingConditions at YYZ and LHR 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 London flights today
same route · Air Canada JetzIf AC858 is cancelled, these are the other Air Canada Jetz nonstop flights from Toronto to London 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 AC858 actually runs
Pro Flight Search has tracked every published board update for AC858 across the YYZ and LHR boards: schedule changes, gate pushes and actual clocks. Usually lands ~14 min early. Based on 10 confirmed landings · 9/10 within 15 min of schedule. Pushes back late but makes up time in the air.
The verdict above is that record speaking, so it reflects how AC858 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationAircraft
Recent tails: C-FIUF, C-FIVR, C-FIUL, C-FRAM.
Board clocks recorded as YYZ and LHR published them.
Planning around AC858? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — AC858 Toronto to London on-time performance, measured from the YYZ and LHR airport boards.
https://proflightsearch.com/flight/AC858
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