WN2579 PHX → SFO

Southwest Airlines · Phoenix, AZ to San Francisco, CA · 24 flights observed, 2026-04-09 to 2026-06-01 · 651 mi

This flight has been on time less than half the time (33%) — expect a real chance of a delay.

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

On-time arrival
33%
Median delay
+25 min
90th percentile
+72 min
Cancellation rate
0%

How often is WN2579 on time?

Across 24 flights on PHX → SFO from 2026-04-09 to 2026-06-01, WN2579 arrived within 15 minutes of schedule 33% of the time. The median arrival delay was +25 min, and the worst 10% of flights arrived +72 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time833%
16-30 min625%
31-60 min625%
61-120 min28%
2+ hrs28%

Performance by month

MonthFlightsOn-timeAvg delay
2026-041040%+33 min
2026-051331%+39 min
2026-0610%+21 min

Performance by day of week

DayFlightsOn-time
Mon825%
TueNo data—
WedNo data—
Thu825%
Fri850%
SatNo data—
SunNo data—

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