WN4155 SNA → SJC

Southwest Airlines · Santa Ana, CA to San Jose, CA · 14 flights observed, 2025-07-03 to 2025-08-04 · 342 mi

This flight has been on time less than half the time (36%) — expect a real chance of a delay.

WN4155 covers more than one route in the data window — the stats below are for SNA → SJC, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
36%
Median delay
+25 min
90th percentile
+54 min
Cancellation rate
0%

How often is WN4155 on time?

Across 14 flights on SNA → SJC from 2025-07-03 to 2025-08-04, WN4155 arrived within 15 minutes of schedule 36% of the time. The median arrival delay was +25 min, and the worst 10% of flights arrived +54 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time536%
16-30 min321%
31-60 min536%
61-120 min17%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-071233%+28 min
2025-08250%+25 min

Performance by day of week

DayFlightsOn-time
Mon540%
TueNo data—
WedNo data—
Thu520%
Fri450%
SatNo data—
SunNo data—

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