Flight OddsSouthwest Airlines · San Francisco, CA to Los Angeles, CA · 33 flights observed, 2026-04-07 to 2026-06-03 · 337 mi
WN4584 covers more than one route in the data window — the stats below are for SFO → LAX, the one it has flown most recently. The others are linked under “Other routes”.
How often is WN4584 on time?
Across 33 flights on SFO → LAX from 2026-04-07 to 2026-06-03, WN4584 arrived within 15 minutes of schedule 21% of the time. The median arrival delay was +49 min, and the worst 10% of flights arrived +102 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 | 7 | 21% |
| 16-30 min | 4 | 12% |
| 31-60 min | 10 | 30% |
| 61-120 min | 10 | 30% |
| 2+ hrs | 2 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-04 | 14 | 29% | +54 min |
| 2026-05 | 17 | 18% | +63 min |
| 2026-06 | 2 | 0% | +78 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | No data | — |
| Tue | 9 | 22% |
| Wed | 9 | 11% |
| Thu | No data | — |
| Fri | No data | — |
| Sat | 8 | 13% |
| Sun | 7 | 43% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…