Southwest Airlines · San Antonio, TX to San Diego, CA · 14 flights observed, 2025-07-03 to 2025-08-04 · 1,129 mi
WN4459 covers more than one route in the data window — the stats below are for SAT → SAN, the one it has flown most recently. The others are linked under “Other routes”.
How often is WN4459 on time?
Across 14 flights on SAT → SAN from 2025-07-03 to 2025-08-04, WN4459 arrived within 15 minutes of schedule 86% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +15 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 12 | 86% |
| 16-30 min | 2 | 14% |
| 31-60 min | 0 | 0% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 12 | 83% | -3 min |
| 2025-08 | 2 | 100% | -4 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 80% |
| Tue | No data | — |
| Wed | No data | — |
| Thu | 5 | 80% |
| Fri | 4 | 100% |
| 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…