WN4118Southwest Airlines · STL → RDU
live · 3h ago
Route confirmed Southwest Airlines

WN4118 St LouisSTL · 10:20 Raleigh/DurhamRDU · 13:10

WN4118 by Southwest Airlines flies from St Louis (STL) to Raleigh/Durham (RDU) for the Wed, Oct 28 departure.

Right nowExpected · today · as of 10:18
10:20

departs STL · on schedule

⚖ WN4118 typically leaves +12 and lands −6. The air wins minutes back.
Typical gate push+12 minmedian posted departure
Typical arrival−6 minmedian over 13 operations
Wins back in air~18 minmedian gate push vs arrival · how planes make up time → Cancellation0 in 13tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
10-27
+63 gate · +43 arrival
10-26
+7 gate · −13 arrival
10-25
+11 gate · −6 arrival
10-24
+6 gate · −14 arrival
10-23
+19 gate · +2 arrival
10-22
+22 gate · +4 arrival
10-21
−2 gate · −22 arrival

The 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 operation

median arrival −6 min · 0 cancelled · 13 operations tracked

The route today

live boards
STLSt LouisOn-time likelySTL delay board →
RDURaleigh/DurhamOn-time likelyRDU delay board →
STL→RDUevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
41%Chance of 15+ min delay
1.6%Chance of cancellation
+8 minAvg hub delay right now

Conditions at STL and RDU 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 →

Tomorrow on this route

Forecast

St Louis to Raleigh/Durham with Southwest Airlines · Thu 29 Oct, local date

Outlook: about usual
Chance a departure is cancelled
0.2%2.5× usual
Chance a departure leaves 60+ min late
9.5%1.0× usual

Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · About 2 departures a day on this route with this airline. · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

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 Raleigh/Durham flights today

same route · Southwest Airlines
WN396departs 18:30
WN1840departs 19:55
WN278departs 20:35

If WN4118 is cancelled, these are the other Southwest Airlines nonstop flights from St Louis to Raleigh/Durham 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 WN4118 actually runs

Pro Flight Search has tracked every published board update for WN4118 across the STL and RDU boards: schedule changes, gate pushes and actual clocks. Usually lands ~7 min late. Based on 12 confirmed landings · 10/12 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how WN4118 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
10-27STL 10:20 11:23 (+63)RDU 13:10 13:53 (+43)
10-26STL 10:20 10:27 (+7)RDU 13:10 12:57 (−13)
10-25STL 10:15 10:26 (+11)RDU 13:05 12:59 (−6)
10-24STL 10:05 10:11 (+6)RDU 12:55 12:41 (−14)
10-23STL 10:20 10:39 (+19)RDU 13:10 13:12 (+2)
10-22STL 10:20 10:42 (+22)RDU 13:10 13:14 (+4)
10-21STL 10:20 10:18 (−2)RDU 13:10 12:48 (−22)
10-19STL 10:20 10:42 (+22)RDU 13:10 13:12 (+2)
10-18STL 10:15 10:33 (+18)RDU 13:05 13:11 (+6)
10-17STL 10:05 10:35 (+30)RDU 12:55 13:08 (+13)
10-16STL 10:20 10:30 (+10)RDU 13:10 12:59 (−11)
10-15STL 10:20 10:32 (+12)RDU 13:10 12:56 (−14)
10-14STL 10:20 10:26 (+6)RDU 13:10 12:57 (−13)

Aircraft

Recent tails: N242WN, N8602F, N8961K, N8791D.

Board clocks recorded as STL and RDU published them.

Planning around WN4118? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

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 — WN4118 St Louis to Raleigh/Durham on-time performance, measured from the STL and RDU airport boards.

Canonical URL
https://proflightsearch.com/flight/WN4118
How we measure this →