Southwest Airlines · Austin, TX to San Francisco, CA · 58 flights observed, 2026-04-07 to 2026-06-03 · 1,504 mi
WN1588 covers more than one route in the data window — the stats below are for AUS → SFO, the one it has flown most recently. The others are linked under “Other routes”.
How often is WN1588 on time?
Across 58 flights on AUS → SFO from 2026-04-07 to 2026-06-03, WN1588 arrived within 15 minutes of schedule 38% of the time. The median arrival delay was +26 min, and the worst 10% of flights arrived +97 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 | 22 | 38% |
| 16-30 min | 10 | 17% |
| 31-60 min | 15 | 26% |
| 61-120 min | 9 | 16% |
| 2+ hrs | 2 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-04 | 24 | 50% | +25 min |
| 2026-05 | 31 | 26% | +45 min |
| 2026-06 | 3 | 67% | +17 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 25% |
| Tue | 9 | 67% |
| Wed | 9 | 22% |
| Thu | 8 | 13% |
| Fri | 8 | 38% |
| Sat | 8 | 50% |
| Sun | 8 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…