WN4356 DenverDEN · 18:30 MilwaukeeMKE · 21:24
WN4356 by Southwest Airlines flies from Denver (DEN) to Milwaukee (MKE) for the Wed, Oct 14 departure.
departs DEN · 8 min late
board checked 14m ago · checking again in 45s
Where the minutes go
last 6 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 +33 min · 0 cancelled · 6 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Early read, sample still buildingConditions at DEN and MKE 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 Denver to Milwaukee flights today
same route · Southwest AirlinesIf WN4356 is cancelled, these are the other Southwest Airlines nonstop flights from Denver to Milwaukee 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 WN4356 actually runs
Pro Flight Search has tracked every published board update for WN4356 across the DEN and MKE boards: schedule changes, gate pushes and actual clocks. Usually lands ~43 min late. Based on 5 confirmed landings · 0/5 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how WN4356 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: N964WN, N1808U, N940WN, N7713A.
Board clocks recorded as DEN and MKE published them.
Planning around WN4356? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — WN4356 Denver to Milwaukee on-time performance, measured from the DEN and MKE airport boards.
https://proflightsearch.com/flight/WN4356
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