WN317 HoustonHOU · 09:35 CancúnCUN · 11:50
WN317 by Southwest Airlines flies from Houston (HOU) to Cancún (CUN) for the Tue, Sep 15 departure.
en route from HOU to CUN
board checked 1m ago · checking again in 45s
Board estimate · gate and arrival times. Off blocks 09:44.
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Early read, sample still buildingConditions at HOU and CUN 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. This route's tracked sample is still thin — treat these as an early read, not a precise forecast.
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 Cancún flights today
same route · Southwest AirlinesIf WN317 is cancelled, these are the other Southwest Airlines nonstop flights from Houston to Cancún 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 WN317 actually runs
Pro Flight Search has tracked every published board update for WN317 across the HOU and CUN boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 2 completed legs so far: landed +0 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how WN317 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 CUN published them.
Planning around WN317? 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 — WN317 Houston to Cancún on-time performance, measured from the HOU and CUN airport boards.
https://proflightsearch.com/flight/WN317
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