Flight OddsAA1534 PHL → BOS
American Airlines · Philadelphia, PA to Boston, MA · 76 flights observed, 2025-09-03 to 2026-05-20 · 280 mi
AA1534 covers more than one route in the data window — the stats below are for PHL → BOS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
49%
Median delay
+19 min
90th percentile
+96 min
Cancellation rate
3%
How often is AA1534 on time?
Across 76 flights on PHL → BOS from 2025-09-03 to 2026-05-20, AA1534 arrived within 15 minutes of schedule 49% of the time. The median arrival delay was +19 min, and the worst 10% of flights arrived +96 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 36 | 49% |
| 16-30 min | 12 | 16% |
| 31-60 min | 10 | 14% |
| 61-120 min | 13 | 18% |
| 2+ hrs | 3 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-09 | 27 | 33% | +34 min |
| 2025-10 | 5 | 80% | +5 min |
| 2026-04 | 24 | 63% | +21 min |
| 2026-05 | 18 | 44% | +24 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 10 | 50% |
| Tue | 11 | 36% |
| Wed | 12 | 67% |
| Thu | 11 | 27% |
| Fri | 11 | 55% |
| Sat | 10 | 60% |
| Sun | 9 | 44% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…