AC503 TorontoYYZ · 08:05 ChicagoORD · 09:00
AC503 by Air Canada Jetz flies from Toronto (YYZ) to Chicago (ORD) for the Tue, Oct 20 departure.
arrival expected at ORD · on schedule
board checked 4m ago · checking again in 45s
⚖ AC503 typically leaves +25 and lands +13. 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 +13 min · 0 cancelled · 10 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at YYZ and ORD 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.
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 Chicago flights today
same route · Air Canada JetzIf AC503 is cancelled, these are the other Air Canada Jetz nonstop flights from Toronto to Chicago 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 AC503 actually runs
Pro Flight Search has tracked every published board update for AC503 across the YYZ and ORD boards: schedule changes, gate pushes and actual clocks. Usually lands ~13 min late. Based on 9 confirmed landings · 5/9 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how AC503 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-GWUS, C-GJYI, C-GJYA, C-GMYU.
Board clocks recorded as YYZ and ORD published them.
Planning around AC503? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — AC503 Toronto to Chicago on-time performance, measured from the YYZ and ORD airport boards.
https://proflightsearch.com/flight/AC503
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