WN3110 STL → PHX

Southwest Airlines · St. Louis, MO to Phoenix, AZ · 45 flights observed, 2025-11-02 to 2026-01-05 · 1,262 mi

This flight's reliability varies a lot by day of week — 88% on-time on Wednesdays vs. 50% on Tuesdays.

WN3110 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
78%
Median delay
-4 min
90th percentile
+30 min
Cancellation rate
0%

How often is WN3110 on time?

Across 45 flights on STL → PHX from 2025-11-02 to 2026-01-05, WN3110 arrived within 15 minutes of schedule 78% of the time. The median arrival delay was -4 min, and the worst 10% of flights arrived +30 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time3578%
16-30 min716%
31-60 min24%
61-120 min12%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-112365%+4 min
2025-122090%-2 min
2026-012100%+7 min

Performance by day of week

DayFlightsOn-time
Mon786%
Tue650%
Wed888%
Thu888%
Fri683%
Sat450%
Sun683%

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