UA3549 MontréalYUL · 16:55 ChicagoORD · 18:43
UA3549 by United Airlines flies from Montréal (YUL) to Chicago (ORD) for the Tue, Aug 18 departure.
arrived at ORD · 27 min early
Where the minutes go
last 4 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Early read, sample still buildingConditions at YUL 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. 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 Montréal to Chicago flights today
same route · United AirlinesIf UA3549 is cancelled, these are the other United Airlines nonstop flights from Montréal to Chicago on the same day, with scheduled departure times in YUL local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How UA3549 actually runs
Pro Flight Search has tracked every published board update for UA3549 across the YUL and ORD boards: schedule changes, gate pushes and actual clocks. Usually lands ~7 min late. Based on 4 confirmed landings · 3/4 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 UA3549 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: N739YX, N755YX.
Board clocks recorded as YUL and ORD published them.
Planning around UA3549? 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 — UA3549 Montréal to Chicago on-time performance, measured from the YUL and ORD airport boards.
https://proflightsearch.com/flight/UA3549
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