Flight OddsBOS → SFO Alaska Airlines
Alaska Airlines · Boston, MA to San Francisco, CA · 234 flights, 2025-07-01 to 2026-01-06 · aggregated across 7 flight numbers
On-time arrival
63%
Median delay
+4 min
90th percentile
+80 min
Cancellation rate
0%
How on-time is Alaska Airlines from BOS to SFO?
Across every Alaska Airlines flight number on BOS → SFO (234 flights, 2025-07-01 to 2026-01-06), 63% arrived within 15 minutes of schedule. Median arrival delay +4 min; the worst 10% ran +80 min or later. 0% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 145 | 63% |
| 16-30 min | 27 | 12% |
| 31-60 min | 23 | 10% |
| 61-120 min | 20 | 9% |
| 2+ hrs | 14 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 61 | 69% | +12 min |
| 2025-08 | 50 | 68% | +9 min |
| 2025-09 | 30 | 67% | +11 min |
| 2025-10 | 29 | 66% | +14 min |
| 2025-11 | 25 | 52% | +22 min |
| 2025-12 | 29 | 55% | +40 min |
| 2026-01 | 5 | 20% | +73 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 33 | 70% |
| Tue | 36 | 83% |
| Wed | 33 | 61% |
| Thu | 31 | 45% |
| Fri | 31 | 68% |
| Sat | 32 | 66% |
| Sun | 33 | 48% |
AS flight numbers on BOS → SFO
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…