WN438 DenverDEN BaltimoreBWI
WN438 by Southwest Airlines flies from Denver (DEN) to Baltimore (BWI).
scheduled from DEN
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at DEN and BWI 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 Baltimore flights today
same route · Southwest AirlinesIf WN438 is cancelled, these are the other Southwest Airlines nonstop flights from Denver to Baltimore 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 WN438 actually runs
Pro Flight Search has tracked every published board update for WN438 across the DEN and BWI 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 BWI.
The verdict above is that record speaking, so it reflects how WN438 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around WN438? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — WN438 Denver to Baltimore on-time performance, measured from the DEN and BWI airport boards.
https://proflightsearch.com/flight/WN438
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