WN1734 HoustonHOU · 11:50 HarlingenHRL
WN1734 by Southwest Airlines flies from Houston (HOU) to Harlingen (HRL) for the Wed, Sep 9 departure.
departs HOU · 5 min late
board checked 41m 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 boardsWhen it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Houston to Harlingen flights today
same route · Southwest AirlinesIf WN1734 is cancelled, these are the other Southwest Airlines nonstop flights from Houston to Harlingen on the same day, with scheduled departure times in HOU local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How WN1734 actually runs
Pro Flight Search has tracked every published board update for WN1734 across the HOU and HRL boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 3 completed legs so far: departed -5 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how WN1734 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 HOU and HRL published them.
Planning around WN1734? 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 — WN1734 Houston to Harlingen on-time performance, measured from the HOU and HRL airport boards.
https://proflightsearch.com/flight/WN1734
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