PHX → SFO Southwest Airlines

Southwest Airlines · Phoenix, AZ to San Francisco, CA · 1,079 flights, 2025-07-01 to 2026-06-30 · aggregated across 61 flight numbers

This route has been getting less reliable recently — 2026-06's on-time rate (38%) is well below the 64% average from earlier months.
On-time arrival
62%
Median delay
+5 min
90th percentile
+65 min
Cancellation rate
0%

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

Across every Southwest Airlines flight number on PHX → SFO (1,079 flights, 2025-07-01 to 2026-06-30), 62% arrived within 15 minutes of schedule. Median arrival delay +5 min; the worst 10% ran +65 min or later. 0% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time66462%
16-30 min14013%
31-60 min14914%
61-120 min868%
2+ hrs363%

Performance by month

MonthFlightsOn-timeAvg delay
2025-078853%+20 min
2025-089274%+12 min
2025-099170%+14 min
2025-108461%+19 min
2025-119069%+16 min
2025-129359%+25 min
2026-019481%+10 min
2026-028470%+13 min
2026-039267%+13 min
2026-048956%+21 min
2026-059240%+30 min
2026-068638%+33 min

Performance by day of week

DayFlightsOn-time
Mon15660%
Tue15573%
Wed15259%
Thu15550%
Fri15462%
Sat14869%
Sun15560%

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