WN2579 SMF → SAN

Southwest Airlines · Sacramento, CA to San Diego, CA · 25 flights observed, 2026-03-05 to 2026-04-06 · 480 mi

This flight's reliability varies a lot by day of week — 100% on-time on Saturdays vs. 40% on Mondays.

WN2579 covers more than one route in the data window — the stats below are for SMF → SAN, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
64%
Median delay
+11 min
90th percentile
+33 min
Cancellation rate
0%

How often is WN2579 on time?

Across 25 flights on SMF → SAN from 2026-03-05 to 2026-04-06, WN2579 arrived within 15 minutes of schedule 64% of the time. The median arrival delay was +11 min, and the worst 10% of flights arrived +33 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1664%
16-30 min520%
31-60 min416%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-032060%+12 min
2026-04580%+1 min

Performance by day of week

DayFlightsOn-time
Mon540%
TueNo data—
WedNo data—
Thu540%
Fri560%
Sat5100%
Sun580%

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