Flight OddsWN4540 LAX → SMF
Southwest Airlines · Los Angeles, CA to Sacramento, CA · 8 flights observed, 2025-08-10 to 2025-09-28 · 373 mi
WN4540 covers more than one route in the data window — the stats below are for LAX → SMF, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
25%
Median delay
+34 min
90th percentile
+70 min
Cancellation rate
0%
How often is WN4540 on time?
Across 8 flights on LAX → SMF from 2025-08-10 to 2025-09-28, WN4540 arrived within 15 minutes of schedule 25% of the time. The median arrival delay was +34 min, and the worst 10% of flights arrived +70 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 | 2 | 25% |
| 16-30 min | 1 | 13% |
| 31-60 min | 3 | 38% |
| 61-120 min | 2 | 25% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 4 | 50% | +30 min |
| 2025-09 | 4 | 0% | +40 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | No data | — |
| Tue | No data | — |
| Wed | No data | — |
| Thu | No data | — |
| Fri | No data | — |
| Sat | No data | — |
| Sun | 8 | 25% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…