UA5223 MonterreyMTY HoustonIAH · 12:35
UA5223 by United Airlines flies from Monterrey (MTY) to Houston (IAH).
scheduled from MTY
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at MTY 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.
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 Monterrey to Houston flights today
same route · United AirlinesIf UA5223 is cancelled, these are the other United Airlines nonstop flights from Monterrey to Houston on the same day, with scheduled departure times in MTY local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How UA5223 actually runs
Pro Flight Search has tracked every published board update for UA5223 across the MTY and IAH boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 2 completed legs so far: landed +2 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how UA5223 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as MTY and IAH published them.
Planning around UA5223? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — UA5223 Monterrey to Houston on-time performance, measured from the MTY and IAH airport boards.
https://proflightsearch.com/flight/UA5223
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