UA6243 HoustonIAH · 12:05 St LouisSTL · 14:13
UA6243 by United Airlines flies from Houston (IAH) to St Louis (STL) for the Mon, Nov 9 departure.
departs IAH · on schedule
board checked 29m ago · checking again in 45s
Where the minutes go
last 3 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
Measured, 90-day sampleConditions at IAH and STL are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records 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 →
Tomorrow at Houston
ForecastTue 10 Nov, local date
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
Tomorrow at St Louis
ForecastTue 10 Nov, local date
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Houston to St Louis flights today
same route · United AirlinesIf UA6243 is cancelled, these are the other United Airlines nonstop flights from Houston to St Louis on the same day, with scheduled departure times in IAH local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →
How UA6243 actually runs
Pro Flight Search has tracked every published board update for UA6243 across the IAH and STL boards: schedule changes, gate pushes and actual clocks. Early read: no clear pattern yet. Only 2 completed legs so far: left about 6 min early but landed about 21 min early. Not enough to call it.
The verdict above is that record speaking, so it reflects how UA6243 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: N85340.
Board clocks recorded as IAH and STL published them.
Planning around UA6243? 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: UA6243 Houston to St Louis on-time performance, measured from the IAH and STL airport boards.
https://proflightsearch.com/flight/UA6243
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