Flight OddsBOS → SAN Alaska Airlines
Alaska Airlines · Boston, MA to San Diego, CA · 508 flights, 2025-07-01 to 2026-06-30 · aggregated across 5 flight numbers
On-time arrival
72%
Median delay
-1 min
90th percentile
+50 min
Cancellation rate
2%
How on-time is Alaska Airlines from BOS to SAN?
Across every Alaska Airlines flight number on BOS → SAN (508 flights, 2025-07-01 to 2026-06-30), 72% arrived within 15 minutes of schedule. Median arrival delay -1 min; the worst 10% ran +50 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 356 | 72% |
| 16-30 min | 58 | 12% |
| 31-60 min | 43 | 9% |
| 61-120 min | 28 | 6% |
| 2+ hrs | 11 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 59 | 58% | +23 min |
| 2025-08 | 57 | 68% | +6 min |
| 2025-09 | 45 | 71% | +12 min |
| 2025-10 | 41 | 73% | +20 min |
| 2025-11 | 29 | 86% | -9 min |
| 2025-12 | 39 | 72% | +20 min |
| 2026-01 | 29 | 69% | -1 min |
| 2026-02 | 26 | 73% | -11 min |
| 2026-03 | 31 | 71% | +24 min |
| 2026-04 | 30 | 80% | +5 min |
| 2026-05 | 50 | 78% | -3 min |
| 2026-06 | 60 | 73% | +5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 75 | 73% |
| Tue | 71 | 75% |
| Wed | 65 | 77% |
| Thu | 71 | 75% |
| Fri | 75 | 65% |
| Sat | 62 | 74% |
| Sun | 77 | 65% |
AS flight numbers on BOS → SAN
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…