Flight OddsSMF → ONT Southwest Airlines
Southwest Airlines · Sacramento, CA to Ontario, CA · 2,111 flights, 2025-07-01 to 2026-06-30 · aggregated across 89 flight numbers
On-time arrival
85%
Median delay
-7 min
90th percentile
+26 min
Cancellation rate
0%
How on-time is Southwest Airlines from SMF to ONT?
Across every Southwest Airlines flight number on SMF → ONT (2,111 flights, 2025-07-01 to 2026-06-30), 85% arrived within 15 minutes of schedule. Median arrival delay -7 min; the worst 10% ran +26 min or later. 0% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,790 | 85% |
| 16-30 min | 132 | 6% |
| 31-60 min | 87 | 4% |
| 61-120 min | 66 | 3% |
| 2+ hrs | 28 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 179 | 88% | +0 min |
| 2025-08 | 176 | 90% | -1 min |
| 2025-09 | 177 | 89% | -2 min |
| 2025-10 | 180 | 85% | +5 min |
| 2025-11 | 177 | 86% | +1 min |
| 2025-12 | 177 | 80% | +4 min |
| 2026-01 | 155 | 86% | -1 min |
| 2026-02 | 152 | 86% | +1 min |
| 2026-03 | 184 | 88% | 0 min |
| 2026-04 | 184 | 84% | 0 min |
| 2026-05 | 186 | 83% | +3 min |
| 2026-06 | 176 | 76% | +5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 343 | 85% |
| Tue | 311 | 86% |
| Wed | 301 | 89% |
| Thu | 342 | 82% |
| Fri | 339 | 84% |
| Sat | 180 | 86% |
| Sun | 287 | 84% |
WN flight numbers on SMF → ONT
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…