WN4498Southwest Airlines · STL → SAT
live · 12m ago
Route confirmed Southwest Airlines

WN4498 St LouisSTL · 08:40 San AntonioSAT · 05:50

WN4498 by Southwest Airlines flies from St Louis (STL) to San Antonio (SAT).

Right nowNext departure today Operates daily
10:15

scheduled from STL

Typical gate push+9 minmedian posted departure

Where the minutes go

last 5 operations · gate push → arrival
0+30+60+90 min
09-10
+2 gate
09-09
+2 gate
09-08
+9 gate
09-02
+11 gate
09-01
+18 gate

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

0 cancelled · 5 operations tracked

The route today

live boards
STLSt LouisOn-time likelySTL delay board →
SATSan AntonioModerate riskSAT delay board →
STL→SATevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
36%Chance of 15+ min delay
0.8%Chance of cancellation
+9 minAvg hub delay right now

Conditions at STL and SAT 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 San Antonio flights today

same route · Southwest Airlines
WN3978departs 08:10
WN1809departs 08:30
WN4010departs 14:25
WN4390departs 20:05
WN288departs 20:45
WN4166departs 20:45

If WN4498 is cancelled, these are the other Southwest Airlines nonstop flights from St Louis to San Antonio 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 WN4498 actually runs

Pro Flight Search has tracked every published board update for WN4498 across the STL and SAT boards: schedule changes, gate pushes and actual clocks. Usually departs on time. Based on 5 confirmed departures · 4/5 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how WN4498 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
09-10STL 08:40 08:42 (+2)SAT
09-09STL 08:40 08:42 (+2)SAT
09-08STL 08:40 08:49 (+9)SAT 05:50
09-07STL SAT 05:50
09-02STL 08:40 08:51 (+11)SAT
09-01STL 08:40 08:58 (+18)SAT 05:50
08-31STL SAT 05:50

Aircraft

Recent tails: N8580Z, N8650F, N8537Z, N8903H.

Board clocks recorded as STL and SAT 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 — WN4498 St Louis to San Antonio on-time performance, measured from the STL and SAT airport boards.

Canonical URL
https://proflightsearch.com/flight/WN4498
How we measure this →