Flight OddsAA12 LAX → BOS
American Airlines · Los Angeles, CA to Boston, MA · 364 flights observed, 2025-07-01 to 2026-06-30 · 2,611 mi
On-time arrival
78%
Median delay
-7 min
90th percentile
+49 min
Cancellation rate
1%
How often is AA12 on time?
Across 364 flights on LAX → BOS from 2025-07-01 to 2026-06-30, AA12 arrived within 15 minutes of schedule 78% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +49 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 280 | 78% |
| 16-30 min | 23 | 6% |
| 31-60 min | 27 | 8% |
| 61-120 min | 19 | 5% |
| 2+ hrs | 11 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 68% | +13 min |
| 2025-08 | 31 | 77% | +2 min |
| 2025-09 | 30 | 63% | +26 min |
| 2025-10 | 31 | 61% | +26 min |
| 2025-11 | 30 | 83% | +2 min |
| 2025-12 | 31 | 87% | +1 min |
| 2026-01 | 29 | 83% | +5 min |
| 2026-02 | 27 | 85% | -8 min |
| 2026-03 | 31 | 94% | -13 min |
| 2026-04 | 30 | 77% | -2 min |
| 2026-05 | 31 | 68% | +16 min |
| 2026-06 | 28 | 89% | -6 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 51 | 75% |
| Tue | 51 | 84% |
| Wed | 52 | 73% |
| Thu | 52 | 77% |
| Fri | 52 | 73% |
| Sat | 52 | 83% |
| Sun | 50 | 80% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…