PHX → SAN Southwest Airlines

Southwest Airlines · Phoenix, AZ to San Diego, CA · 3,193 flights, 2025-07-01 to 2026-06-30 · aggregated across 172 flight numbers

This route runs much more reliably at some times of day than others — 91% on-time departing 6–9am vs. 51% departing 9pm–12am.
On-time arrival
73%
Median delay
0 min
90th percentile
+47 min
Cancellation rate
1%

How on-time is Southwest Airlines from PHX to SAN?

Across every Southwest Airlines flight number on PHX → SAN (3,193 flights, 2025-07-01 to 2026-06-30), 73% arrived within 15 minutes of schedule. Median arrival delay 0 min; the worst 10% ran +47 min or later. 1% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2,29473%
16-30 min31710%
31-60 min33411%
61-120 min1475%
2+ hrs612%

Performance by month

MonthFlightsOn-timeAvg delay
2025-0726878%+9 min
2025-0825883%+5 min
2025-0924676%+11 min
2025-1028772%+11 min
2025-1125273%+16 min
2025-1226368%+14 min
2026-0123783%+2 min
2026-0223881%+3 min
2026-0328277%+6 min
2026-0427466%+14 min
2026-0527961%+15 min
2026-0626957%+20 min

Performance by day of week

DayFlightsOn-time
Mon49766%
Tue45781%
Wed44280%
Thu48765%
Fri49268%
Sat31283%
Sun46671%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…