WN3818Southwest Airlines · STL → CMH
live · 29m ago
Route confirmed Southwest Airlines

WN3818 St LouisSTL · 10:05 ColumbusCMH · 12:25

WN3818 by Southwest Airlines flies from St Louis (STL) to Columbus (CMH).

Right nowNext departure tomorrow Operates daily
10:15

scheduled from STL

Typical gate push+1 minmedian posted departure
Typical arrival−4 minmedian over 3 operations
Wins back in air~5 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 3 operations · gate push → arrival
0+30+60+90 min
09-13
+1 gate · −4 arrival
09-12
−8 gate · −25 arrival
09-05
+3 gate · −3 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
STLSt LouisOn-time likelySTL delay board →
CMHColumbusOn-time likelyCMH delay board →
STL→CMHevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
43%Chance of 15+ min delay
3.1%Chance of cancellation
+9 minAvg hub delay right now

Conditions at STL and CMH 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 St Louis to Columbus flights today

same route · Southwest Airlines
WN3185departs 10:10
WN3940departs 18:40

If WN3818 is cancelled, these are the other Southwest Airlines nonstop flights from St Louis to Columbus on the same day, with scheduled departure times in STL local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How WN3818 actually runs

Pro Flight Search has tracked every published board update for WN3818 across the STL and CMH boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 3 completed legs so far: landed -4 min. Not enough to call it.

The verdict above is that record speaking, so it reflects how WN3818 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
09-13STL 10:05 10:06 (+1)CMH 12:25 12:21 (−4)
09-12STL 10:15 10:07 (−8)CMH 12:35 12:10 (−25)
09-05STL 10:15 10:18 (+3)CMH 12:35 12:32 (−3)

Aircraft

Recent tails: N923WN, N8510E, N8975K.

Board clocks recorded as STL and CMH 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 — WN3818 St Louis to Columbus on-time performance, measured from the STL and CMH airport boards.

Canonical URL
https://proflightsearch.com/flight/WN3818
How we measure this →