Flight OddsWN4131 SAN → SMF
Southwest Airlines · San Diego, CA to Sacramento, CA · 57 flights observed, 2026-04-07 to 2026-06-03 · 480 mi
WN4131 covers more than one route in the data window — the stats below are for SAN → SMF, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
79%
Median delay
+1 min
90th percentile
+25 min
Cancellation rate
2%
How often is WN4131 on time?
Across 57 flights on SAN → SMF from 2026-04-07 to 2026-06-03, WN4131 arrived within 15 minutes of schedule 79% of the time. The median arrival delay was +1 min, and the worst 10% of flights arrived +25 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 44 | 79% |
| 16-30 min | 8 | 14% |
| 31-60 min | 2 | 4% |
| 61-120 min | 1 | 2% |
| 2+ hrs | 1 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-04 | 23 | 78% | +10 min |
| 2026-05 | 30 | 80% | +5 min |
| 2026-06 | 3 | 67% | +0 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 29% |
| Tue | 9 | 100% |
| Wed | 9 | 100% |
| Thu | 8 | 63% |
| Fri | 8 | 75% |
| Sat | 8 | 88% |
| Sun | 7 | 86% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…