WN3315 STL → TUL

Southwest Airlines · St. Louis, MO to Tulsa, OK · 57 flights observed, 2025-08-05 to 2025-10-01 · 351 mi

This flight runs much more reliably at some times of day than others — 98% on-time departing 9am–12pm vs. 63% departing 12–3pm.

WN3315 covers more than one route in the data window — the stats below are for STL → TUL, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
93%
Median delay
-6 min
90th percentile
+10 min
Cancellation rate
0%

How often is WN3315 on time?

Across 57 flights on STL → TUL from 2025-08-05 to 2025-10-01, WN3315 arrived within 15 minutes of schedule 93% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +10 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time5393%
16-30 min00%
31-60 min35%
61-120 min00%
2+ hrs12%

Performance by month

MonthFlightsOn-timeAvg delay
2025-082685%+6 min
2025-0930100%-7 min
2025-101100%-3 min

Performance by day of week

DayFlightsOn-time
Mon8100%
Tue9100%
Wed9100%
Thu888%
Fri8100%
Sat863%
Sun7100%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…