UA537 HoustonIAH · 09:30 CalgaryYYC · 12:54
UA537 by United Airlines flies from Houston (IAH) to Calgary (YYC) for the Tue, Aug 18 departure.
departs IAH · on schedule
board checked 81m ago · checking again in 45s
⚖ UA537 typically leaves +15 and lands −20. 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 −20 min · 0 cancelled · 15 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at IAH and YYC 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 Houston to Calgary flights today
same route · United AirlinesIf UA537 is cancelled, this is the other United Airlines nonstop flight from Houston to Calgary on the same day, with scheduled departure times in IAH local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How UA537 actually runs
Pro Flight Search has tracked every published board update for UA537 across the IAH and YYC boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 14 confirmed landings · 14/14 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how UA537 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: N37371, N37307, N27276, N17339.
Board clocks recorded as IAH and YYC published them.
Planning around UA537? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — UA537 Houston to Calgary on-time performance, measured from the IAH and YYC airport boards.
https://proflightsearch.com/flight/UA537
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