Flight OddsBOI → SJC Southwest Airlines
Southwest Airlines · Boise, ID to San Jose, CA · 330 flights, 2025-07-01 to 2026-06-30 · aggregated across 23 flight numbers
On-time arrival
78%
Median delay
-3 min
90th percentile
+37 min
Cancellation rate
0%
How on-time is Southwest Airlines from BOI to SJC?
Across every Southwest Airlines flight number on BOI → SJC (330 flights, 2025-07-01 to 2026-06-30), 78% arrived within 15 minutes of schedule. Median arrival delay -3 min; the worst 10% ran +37 min or later. 0% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 257 | 78% |
| 16-30 min | 27 | 8% |
| 31-60 min | 30 | 9% |
| 61-120 min | 11 | 3% |
| 2+ hrs | 5 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 61% | +8 min |
| 2025-08 | 31 | 74% | +13 min |
| 2025-09 | 30 | 83% | +2 min |
| 2025-10 | 27 | 74% | +27 min |
| 2025-11 | 32 | 81% | +0 min |
| 2025-12 | 40 | 80% | 0 min |
| 2026-01 | 29 | 90% | -9 min |
| 2026-02 | 27 | 93% | -5 min |
| 2026-03 | 20 | 85% | +3 min |
| 2026-04 | 17 | 65% | +14 min |
| 2026-05 | 18 | 67% | +17 min |
| 2026-06 | 28 | 75% | +10 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 55 | 64% |
| Tue | 43 | 84% |
| Wed | 40 | 90% |
| Thu | 52 | 73% |
| Fri | 55 | 73% |
| Sat | 21 | 86% |
| Sun | 64 | 84% |
WN flight numbers on BOI → SJC
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…