WN4615 STL → PHX

Southwest Airlines · St. Louis, MO to Phoenix, AZ · 20 flights observed, 2026-06-04 to 2026-06-29 · 1,262 mi

This flight has been on time less than half the time (30%) — expect a real chance of a delay.

WN4615 covers more than one route in the data window — the stats below are for STL → PHX, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
30%
Median delay
+27 min
90th percentile
+87 min
Cancellation rate
0%

How often is WN4615 on time?

Across 20 flights on STL → PHX from 2026-06-04 to 2026-06-29, WN4615 arrived within 15 minutes of schedule 30% of the time. The median arrival delay was +27 min, and the worst 10% of flights arrived +87 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time630%
16-30 min630%
31-60 min15%
61-120 min630%
2+ hrs15%

Performance by month

MonthFlightsOn-timeAvg delay
2026-062030%+43 min

Performance by day of week

DayFlightsOn-time
Mon425%
TueNo data—
WedNo data—
Thu40%
Fri450%
Sat425%
Sun450%

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