WN3815 DenverDEN Salt Lake CitySLC
WN3815 by Southwest Airlines flies from Denver (DEN) to Salt Lake City (SLC).
scheduled from DEN
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at DEN and SLC 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 Salt Lake City flights today
same route · Southwest AirlinesIf WN3815 is cancelled, these are the other Southwest Airlines nonstop flights from Denver to Salt Lake City 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 WN3815 actually runs
Pro Flight Search has tracked every published board update for WN3815 across the DEN and SLC boards: schedule changes, gate pushes and actual clocks. Combined risk score: 33.0/100. Based on airport operations, weather, and cached board history at DEN and SLC.
The verdict above is that record speaking, so it reflects how WN3815 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around WN3815? 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 — WN3815 Denver to Salt Lake City on-time performance, measured from the DEN and SLC airport boards.
https://proflightsearch.com/flight/WN3815
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