WN3109 SAN → PHX

Southwest Airlines · San Diego, CA to Phoenix, AZ · 18 flights observed, 2025-11-22 to 2026-01-04 · 304 mi

WN3109 covers more than one route in the data window — the stats below are for SAN → PHX, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
76%
Median delay
+1 min
90th percentile
+46 min
Cancellation rate
6%

How often is WN3109 on time?

Across 18 flights on SAN → PHX from 2025-11-22 to 2026-01-04, WN3109 arrived within 15 minutes of schedule 76% of the time. The median arrival delay was +1 min, and the worst 10% of flights arrived +46 min or later. 6% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1376%
16-30 min00%
31-60 min424%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-113100%-7 min
2025-121173%+10 min
2026-01367%+13 min

Performance by day of week

DayFlightsOn-time
Mon3100%
Tue333%
Wed1100%
ThuNo data—
Fri3100%
Sat450%
Sun3100%

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