WN1661 DenverDEN HoustonHOU
WN1661 by Southwest Airlines flies from Denver (DEN) to Houston (HOU).
Same number through DEN → MCI → HOU
scheduled from DEN
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at DEN and HOU 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 Denver to Houston flights today
same route · Southwest AirlinesIf WN1661 is cancelled, these are the other Southwest Airlines nonstop flights from Denver to Houston on the same day, with scheduled departure times in DEN local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How WN1661 actually runs
Pro Flight Search has tracked every published board update for WN1661 across the DEN and HOU boards: schedule changes, gate pushes and actual clocks. Combined risk score: 50.0/100. Based on airport operations, weather, and cached board history at DEN and HOU.
The verdict above is that record speaking, so it reflects how WN1661 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around WN1661? 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 — WN1661 Denver to Houston on-time performance, measured from the DEN and HOU airport boards.
https://proflightsearch.com/flight/WN1661
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