Flight OddsWN2577 ONT → SMF
Southwest Airlines · Ontario, CA to Sacramento, CA · 38 flights observed, 2025-11-02 to 2026-01-05 · 390 mi
WN2577 covers more than one route in the data window — the stats below are for ONT → SMF, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
87%
Median delay
-9 min
90th percentile
+20 min
Cancellation rate
0%
How often is WN2577 on time?
Across 38 flights on ONT → SMF from 2025-11-02 to 2026-01-05, WN2577 arrived within 15 minutes of schedule 87% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +20 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 | 33 | 87% |
| 16-30 min | 5 | 13% |
| 31-60 min | 0 | 0% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 22 | 86% | -8 min |
| 2025-12 | 15 | 87% | -4 min |
| 2026-01 | 1 | 100% | +6 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 86% |
| Tue | 6 | 83% |
| Wed | 6 | 83% |
| Thu | 6 | 100% |
| Fri | 6 | 83% |
| Sat | No data | — |
| 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…