WN4904Southwest Airlines · MDW → CLT
live · 16m ago
Route confirmed Southwest Airlines

WN4904 ChicagoMDW · 18:15 CharlotteCLT · 21:50

WN4904 by Southwest Airlines flies from Chicago (MDW) to Charlotte (CLT) for the Wed, Oct 7 departure.

Right nowLanded in Charlotte · position data
20:54

arrived at CLT · 1495 min early

Typical gate push+15 minmedian posted departure
Typical arrival+7 minmedian over 4 operations
Wins back in air~8 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 4 operations · gate push → arrival
0+47+93+140 min
10-07
+7 gate · −7 arrival
10-06
−1 gate · −8 arrival
10-05
+15 gate · +7 arrival
10-04
+140 gate · +124 arrival

The bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.

The route today

live boards
MDWChicagoOn-time likelyMDW delay board →
CLTCharlotteOn-time likelyCLT delay board →
MDW→CLTevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
37%Chance of 15+ min delay
1.9%Chance of cancellation
+9 minAvg hub delay right now

Conditions at MDW and CLT 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 Charlotte flights today

same route · Southwest Airlines
WN4497departs 07:45
WN2010departs 07:50
WN1490departs 08:00
WN3671departs 08:05
WN4932departs 08:45
WN467departs 13:00

If WN4904 is cancelled, these are the other Southwest Airlines nonstop flights from Chicago to Charlotte 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 WN4904 actually runs

Pro Flight Search has tracked every published board update for WN4904 across the MDW and CLT boards: schedule changes, gate pushes and actual clocks. Usually lands ~7 min late. Based on 4 confirmed landings · 3/4 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how WN4904 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocks

Board log

scheduled → actual, per operation
10-07MDW 18:15 18:22 (+7)CLT 21:10 21:03 (−7)
10-06MDW 18:15 18:14 (−1)CLT 21:10 21:02 (−8)
10-05MDW 18:55 19:10 (+15)CLT 21:50 21:57 (+7)
10-04MDW 19:05 21:25 (+140)CLT 22:00 00:04 (+124)

Board clocks recorded as MDW and CLT published them.

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 — WN4904 Chicago to Charlotte on-time performance, measured from the MDW and CLT airport boards.

Canonical URL
https://proflightsearch.com/flight/WN4904
How we measure this →