Flight OddsSEA → SJC Alaska Airlines
Alaska Airlines · Seattle, WA to San Jose, CA · 1,932 flights, 2025-07-01 to 2026-06-30 · aggregated across 38 flight numbers
On-time arrival
81%
Median delay
-6 min
90th percentile
+31 min
Cancellation rate
2%
How on-time is Alaska Airlines from SEA to SJC?
Across every Alaska Airlines flight number on SEA → SJC (1,932 flights, 2025-07-01 to 2026-06-30), 81% arrived within 15 minutes of schedule. Median arrival delay -6 min; the worst 10% ran +31 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,550 | 81% |
| 16-30 min | 157 | 8% |
| 31-60 min | 118 | 6% |
| 61-120 min | 63 | 3% |
| 2+ hrs | 14 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 178 | 67% | +14 min |
| 2025-08 | 177 | 76% | +6 min |
| 2025-09 | 168 | 86% | +3 min |
| 2025-10 | 163 | 87% | -4 min |
| 2025-11 | 150 | 81% | +3 min |
| 2025-12 | 144 | 76% | +4 min |
| 2026-01 | 149 | 81% | +1 min |
| 2026-02 | 155 | 88% | -3 min |
| 2026-03 | 142 | 82% | +3 min |
| 2026-04 | 131 | 90% | -9 min |
| 2026-05 | 172 | 85% | -2 min |
| 2026-06 | 173 | 81% | -1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 299 | 80% |
| Tue | 274 | 86% |
| Wed | 265 | 88% |
| Thu | 295 | 82% |
| Fri | 283 | 76% |
| Sat | 208 | 81% |
| Sun | 278 | 78% |
AS flight numbers on SEA → SJC
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…