Flight OddsSEA → SJC Southwest Airlines
Southwest Airlines · Seattle, WA to San Jose, CA · 927 flights, 2025-07-01 to 2026-06-30 · aggregated across 63 flight numbers
On-time arrival
74%
Median delay
-2 min
90th percentile
+42 min
Cancellation rate
0%
How on-time is Southwest Airlines from SEA to SJC?
Across every Southwest Airlines flight number on SEA → SJC (927 flights, 2025-07-01 to 2026-06-30), 74% arrived within 15 minutes of schedule. Median arrival delay -2 min; the worst 10% ran +42 min or later. 0% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 680 | 74% |
| 16-30 min | 99 | 11% |
| 31-60 min | 91 | 10% |
| 61-120 min | 46 | 5% |
| 2+ hrs | 8 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 113 | 64% | +15 min |
| 2025-08 | 95 | 69% | +10 min |
| 2025-09 | 90 | 71% | +5 min |
| 2025-10 | 80 | 75% | +6 min |
| 2025-11 | 79 | 82% | +4 min |
| 2025-12 | 78 | 69% | +10 min |
| 2026-01 | 63 | 92% | -4 min |
| 2026-02 | 74 | 85% | 0 min |
| 2026-03 | 60 | 72% | +7 min |
| 2026-04 | 53 | 81% | +1 min |
| 2026-05 | 52 | 87% | -1 min |
| 2026-06 | 87 | 54% | +19 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 141 | 68% |
| Tue | 136 | 82% |
| Wed | 132 | 83% |
| Thu | 144 | 71% |
| Fri | 142 | 68% |
| Sat | 99 | 77% |
| Sun | 130 | 67% |
WN flight numbers on SEA → SJC
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…