Flight OddsWN4012 SAN → PHX
Southwest Airlines · San Diego, CA to Phoenix, AZ · 24 flights observed, 2025-08-07 to 2025-09-29 · 304 mi
WN4012 covers more than one route in the data window — the stats below are for SAN → PHX, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
52%
Median delay
+11 min
90th percentile
+95 min
Cancellation rate
4%
How often is WN4012 on time?
Across 24 flights on SAN → PHX from 2025-08-07 to 2025-09-29, WN4012 arrived within 15 minutes of schedule 52% of the time. The median arrival delay was +11 min, and the worst 10% of flights arrived +95 min or later. 4% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 12 | 52% |
| 16-30 min | 4 | 17% |
| 31-60 min | 2 | 9% |
| 61-120 min | 4 | 17% |
| 2+ hrs | 1 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 11 | 64% | +18 min |
| 2025-09 | 12 | 42% | +41 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 75% |
| Tue | No data | — |
| Wed | No data | — |
| Thu | 8 | 38% |
| Fri | 7 | 43% |
| Sat | No data | — |
| Sun | No data | — |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…