Flight OddsAA4778 BOS → JFK
American Airlines · Boston, MA to New York, NY · 19 flights observed, 2025-10-06 to 2025-11-01 · 187 mi
AA4778 covers more than one route in the data window — the stats below are for BOS → JFK, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
75%
Median delay
-6 min
90th percentile
+55 min
Cancellation rate
16%
How often is AA4778 on time?
Across 19 flights on BOS → JFK from 2025-10-06 to 2025-11-01, AA4778 arrived within 15 minutes of schedule 75% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +55 min or later. 16% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 12 | 75% |
| 16-30 min | 1 | 6% |
| 31-60 min | 1 | 6% |
| 61-120 min | 1 | 6% |
| 2+ hrs | 1 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 15 | 73% | +17 min |
| 2025-11 | 1 | 100% | -17 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 3 | 67% |
| Tue | No data | — |
| Wed | No data | — |
| Thu | 4 | 25% |
| Fri | 3 | 100% |
| Sat | 4 | 100% |
| Sun | 2 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…