WN3995 SAN → SJC

Southwest Airlines · San Diego, CA to San Jose, CA · 33 flights observed, 2026-03-05 to 2026-04-06 · 417 mi

This flight's reliability varies a lot by day of week — 100% on-time on Fridays vs. 20% on Sundays.

WN3995 covers more than one route in the data window — the stats below are for SAN → SJC, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
81%
Median delay
-12 min
90th percentile
+22 min
Cancellation rate
3%

How often is WN3995 on time?

Across 33 flights on SAN → SJC from 2026-03-05 to 2026-04-06, WN3995 arrived within 15 minutes of schedule 81% of the time. The median arrival delay was -12 min, and the worst 10% of flights arrived +22 min or later. 3% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2681%
16-30 min39%
31-60 min39%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-032681%-4 min
2026-04683%-8 min

Performance by day of week

DayFlightsOn-time
Mon580%
Tue4100%
Wed475%
Thu4100%
Fri5100%
Sat5100%
Sun520%

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