Flight OddsWN2531 DEN → SMF
Southwest Airlines · Denver, CO to Sacramento, CA · 36 flights observed, 2025-11-02 to 2026-01-05 · 909 mi
WN2531 covers more than one route in the data window — the stats below are for DEN → SMF, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
56%
Median delay
+13 min
90th percentile
+58 min
Cancellation rate
0%
How often is WN2531 on time?
Across 36 flights on DEN → SMF from 2025-11-02 to 2026-01-05, WN2531 arrived within 15 minutes of schedule 56% of the time. The median arrival delay was +13 min, and the worst 10% of flights arrived +58 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 | 20 | 56% |
| 16-30 min | 5 | 14% |
| 31-60 min | 7 | 19% |
| 61-120 min | 4 | 11% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 17 | 82% | +9 min |
| 2025-12 | 15 | 33% | +29 min |
| 2026-01 | 4 | 25% | +32 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 33% |
| Tue | 3 | 33% |
| Wed | 1 | 100% |
| Thu | 3 | 67% |
| Fri | 8 | 75% |
| Sat | 5 | 40% |
| Sun | 10 | 60% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…