WN393 DEN → SAN

Southwest Airlines · Denver, CO to San Diego, CA · 58 flights observed, 2026-01-06 to 2026-03-04 · 853 mi

This flight runs much more reliably at some times of day than others — 94% on-time departing 3–6pm vs. 56% departing 6–9pm.

WN393 covers more than one route in the data window — the stats below are for DEN → SAN, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
76%
Median delay
-4 min
90th percentile
+54 min
Cancellation rate
0%

How often is WN393 on time?

Across 58 flights on DEN → SAN from 2026-01-06 to 2026-03-04, WN393 arrived within 15 minutes of schedule 76% of the time. The median arrival delay was -4 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-time4476%
16-30 min47%
31-60 min59%
61-120 min35%
2+ hrs23%

Performance by month

MonthFlightsOn-timeAvg delay
2026-012688%-1 min
2026-022861%+17 min
2026-034100%-8 min

Performance by day of week

DayFlightsOn-time
Mon888%
Tue989%
Wed978%
Thu863%
Fri863%
Sat888%
Sun863%

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