WN3404 SAN → HOU

Southwest Airlines · San Diego, CA to Houston, TX · 14 flights observed, 2025-07-03 to 2025-08-04 · 1,313 mi

This flight has been on time less than half the time (21%) — expect a real chance of a delay.

WN3404 covers more than one route in the data window — the stats below are for SAN → HOU, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
21%
Median delay
+33 min
90th percentile
+67 min
Cancellation rate
0%

How often is WN3404 on time?

Across 14 flights on SAN → HOU from 2025-07-03 to 2025-08-04, WN3404 arrived within 15 minutes of schedule 21% of the time. The median arrival delay was +33 min, and the worst 10% of flights arrived +67 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time321%
16-30 min429%
31-60 min429%
61-120 min214%
2+ hrs17%

Performance by month

MonthFlightsOn-timeAvg delay
2025-071225%+47 min
2025-0820%+42 min

Performance by day of week

DayFlightsOn-time
Mon520%
TueNo data—
WedNo data—
Thu50%
Fri450%
SatNo data—
SunNo data—

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