WN3381 PHX → ONT

Southwest Airlines · Phoenix, AZ to Ontario, CA · 57 flights observed, 2025-08-05 to 2025-10-01 · 325 mi

This flight's reliability varies a lot by day of week — 100% on-time on Saturdays vs. 56% on Wednesdays.

WN3381 covers more than one route in the data window — the stats below are for PHX → ONT, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
86%
Median delay
0 min
90th percentile
+21 min
Cancellation rate
0%

How often is WN3381 on time?

Across 57 flights on PHX → ONT from 2025-08-05 to 2025-10-01, WN3381 arrived within 15 minutes of schedule 86% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +21 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time4986%
16-30 min611%
31-60 min24%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-082685%+2 min
2025-093087%+2 min
2025-101100%-2 min

Performance by day of week

DayFlightsOn-time
Mon888%
Tue989%
Wed956%
Thu888%
Fri888%
Sat8100%
Sun7100%

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