WN4639 Kansas CityMCI · 13:35 PortlandPDX · 15:10
WN4639 by Southwest Airlines flies from Kansas City (MCI) to Portland (PDX).
scheduled from MCI
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at MCI and PDX 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 Kansas City to Portland flights
same route · Southwest AirlinesIf WN4639 is cancelled, this is the other Southwest Airlines nonstop flight from Kansas City to Portland, with scheduled departure times in MCI local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How WN4639 actually runs
Pro Flight Search has tracked every published board update for WN4639 across the MCI and PDX boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 2 completed legs so far: landed +23 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how WN4639 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as MCI and PDX published them.
Planning around WN4639? 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 — WN4639 Kansas City to Portland on-time performance, measured from the MCI and PDX airport boards.
https://proflightsearch.com/flight/WN4639
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