UA4236 JacksonJAN · 09:20 HarlingenHRL · 11:02
UA4236 by United Airlines flies from Jackson (JAN) to Harlingen (HRL).
Same number through JAN → IAH → HRL
scheduled from JAN
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at JAN and HRL 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 on this route
ForecastJackson to Houston with United Airlines · Sun 1 Nov, local date
- Chance a departure leaves 60+ min late
- 9.4%2.8× usual
Forecast weather: 31% chance of thunder and 97% chance of rain at Jackson; 52% chance of fog at Houston
No cancellation outlook here: this airport's board does not publish cancellations reliably.
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · About 4 departures a day on this route with this airline. · 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 Jackson to Harlingen flights today
same route · United AirlinesIf UA4236 is cancelled, these are the other United Airlines nonstop flights from Jackson to Harlingen on the same day, with scheduled departure times in JAN 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 UA4236 actually runs
Pro Flight Search has tracked every published board update for UA4236 across the JAN and HRL boards: schedule changes, gate pushes and actual clocks. Early read: no clear pattern yet. Only 3 completed legs so far: left right on schedule but landed about 21 min early. Not enough to call it.
The verdict above is that record speaking, so it reflects how UA4236 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: N31131.
Board clocks recorded as JAN and HRL published them.
Planning around UA4236? 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: UA4236 Jackson to Harlingen on-time performance, measured from the JAN and HRL airport boards.
https://proflightsearch.com/flight/UA4236
.