YYZ → STLToronto to St Louis

live

Direct flights from Toronto (YYZ) to St Louis (STL): 7 nonstop departures observed each week across 1 airline. 73% of the last 15 operated flights arrived within 15 minutes of schedule. The median arrival is 8 minutes early. 1 of the 15 tracked flights was cancelled. The nonstop covers 1,052 km, an estimated 1 hour 51 minutes in the air. Measured by Pro Flight Search from live flight boards at Toronto and St Louis. Updated 10 September 2026 at 20:18 UTC.

YYZ Toronto smooth · +4
STL St Louis smooth · +0
1,052 km · ~1h 51m est.
dep bank 12:55–19:157x weekly
Runs mixed · 1 airline · 7x weekly · nonstop
73% on time

of the last 15 operated YYZ → STL flights arrived within 15 minutes

Median arrival delay is −8 min. 1 of 15 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−8 minacross the last 15 operated legs
Flight time~1h 51mestimated from route distance
Weekly departures7x1 direct airline on the leg
Cancelled6.7%recent route rate · 1 of 15

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Air Canada

Each 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 days
Air CanadaAC73% on time

Flights AC8889 12:55 daily · AC8891 19:15 daily

History

operated legs · board outcomes
09-10AC8889dep +15 → arr−8
09-09AC8889dep +13 → arr−18
09-09AC8891dep +28 → arr−1
09-08AC8889dep +33 → arr−4
09-08AC8891dep +18 → arr−11
09-07AC8889dep +31 → arr−11
09-07AC8891dep +67 → arr+25
09-06AC8889dep +9 → arr−29
09-06AC8891dep +46 → arr+8
09-05AC8889dep +19 → arr−20
09-05AC8891cancelledCNX
09-04AC8889dep +59 → arr+36
09-04AC8891dep +68 → arr+33
09-03AC8889dep +18 → arr−16
09-03AC8891dep +9 → arr−23

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
YYZToronto +4 min smooth Full YYZ delay board →
STLSt Louis +0 min smooth Full STL delay board →

Weather lens

Current conditions put the pressure at YYZ and STL: 45% odds of a 15+ minute delay, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Toronto to St Louis route actually runs

Pro Flight Search records official board updates for nonstop YYZ to STL 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

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — Toronto (YYZ) to St Louis (STL) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/YYZ-STL
How we measure this →

YYZ to STL questions

Is YYZ–STL running on time right now?

Smooth skies ahead. The departure side at YYZ 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 YYZ–STL?

Operators schedule evening departures around 19:15 from YYZ. Earlier flights typically land before destination-airport delays accumulate later in the day; check the STL delay card to confirm conditions when you'd arrive.

How long is the flight from YYZ to STL?

Great-circle distance is 1,052 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 104–120 min gate-to-gate on this route.

How often does YYZ–STL fly?

Air Canada runs the route with about 14 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.