WN3137 PortlandPDX · 08:00 ChicagoMDW · 10:25
WN3137 by Southwest Airlines flies from Portland (PDX) to Chicago (MDW) for the Fri, Sep 11 departure.
Same number through PDX → SAN → MDW
en route from PDX to MDW
board checked 26m ago · checking again in 45s
Board estimate · gate and arrival times. Off blocks 08:56. No receiver coverage over open ocean.
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 operation0 cancelled · 5 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at PDX and MDW 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 Portland to Chicago flights today
same route · Southwest AirlinesIf WN3137 is cancelled, these are the other Southwest Airlines nonstop flights from Portland to Chicago on the same day, with scheduled departure times in PDX local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How WN3137 actually runs
Pro Flight Search has tracked every published board update for WN3137 across the PDX and MDW boards: schedule changes, gate pushes and actual clocks. Usually lands ~6 min early. Based on 1 confirmed landing · 1/1 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how WN3137 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 PDX and MDW published them.
Planning around WN3137? 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 — WN3137 Portland to Chicago on-time performance, measured from the PDX and MDW airport boards.
https://proflightsearch.com/flight/WN3137
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