WN4643Southwest Airlines · MDW → MSP
live · 5m ago
Route confirmed Southwest Airlines

WN4643 ChicagoMDW MinneapolisMSP

WN4643 by Southwest Airlines flies from Chicago (MDW) to Minneapolis (MSP).

Right nowNext departure tomorrow Operates daily
15:20

scheduled from MDW

The route today

live boards
MDWChicagoOn-time likelyMDW delay board →
MSPMinneapolisOn-time likelyMSP delay board →
MDW→MSPevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
39%Chance of 15+ min delay
1.1%Chance of cancellation
+12 minAvg hub delay right now

Conditions at MDW and MSP 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 departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Chicago to Minneapolis flights today

same route · Southwest Airlines
WN574departs 08:00
WN4871departs 08:30
WN3672departs 10:00
WN4882departs 10:15
WN1456departs 14:20
WN4066departs 14:25

If WN4643 is cancelled, these are the other Southwest Airlines nonstop flights from Chicago to Minneapolis on the same day, with scheduled departure times in MDW local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How WN4643 actually runs

Pro Flight Search has tracked every published board update for WN4643 across the MDW and MSP boards: schedule changes, gate pushes and actual clocks. Combined risk score: 33.0/100. Based on airport operations, weather, and cached board history at MDW and MSP.

The verdict above is that record speaking, so it reflects how WN4643 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — WN4643 Chicago to Minneapolis on-time performance, measured from the MDW and MSP airport boards.

Canonical URL
https://proflightsearch.com/flight/WN4643
How we measure this →