WN4900 DenverDEN · 13:10 Salt Lake CitySLC · 14:40
WN4900 by Southwest Airlines flies from Denver (DEN) to Salt Lake City (SLC).
scheduled from DEN
Where the minutes go
last 5 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The last 30 days
arrival outcome per operationmedian arrival +6 min · 0 cancelled · 5 operations tracked
The route today
live boardsWeather lens
Weather-conditioned outlook for this flight right now
Measured, 90-day sampleDriven mainly by DEN (Denver), currently flying LIFR (low instrument). 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 WN4900 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 WN4900 actually runs
Pro Flight Search has tracked every published board update for WN4900 across the DEN and SLC boards: schedule changes, gate pushes and actual clocks. Usually lands ~13 min late. Based on 5 confirmed landings · 3/5 within 15 min of schedule. Pushes back late but makes up time in the air.
The verdict above is that record speaking, so it reflects how WN4900 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationAircraft
Recent tails: N8937Q, N8543Z, N8660A, N8307K.
Board clocks recorded as DEN and SLC published them.
Planning around WN4900? 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 — WN4900 Denver to Salt Lake City on-time performance, measured from the DEN and SLC airport boards.
https://proflightsearch.com/flight/WN4900
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