Flight OddsAA4774 BUF → BOS
American Airlines · Buffalo, NY to Boston, MA · 35 flights observed, 2026-04-07 to 2026-05-20 · 395 mi
AA4774 covers more than one route in the data window — the stats below are for BUF → BOS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
71%
Median delay
-17 min
90th percentile
+68 min
Cancellation rate
0%
How often is AA4774 on time?
Across 35 flights on BUF → BOS from 2026-04-07 to 2026-05-20, AA4774 arrived within 15 minutes of schedule 71% of the time. The median arrival delay was -17 min, and the worst 10% of flights arrived +68 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 25 | 71% |
| 16-30 min | 2 | 6% |
| 31-60 min | 3 | 9% |
| 61-120 min | 5 | 14% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-04 | 18 | 56% | +13 min |
| 2026-05 | 17 | 88% | -9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 100% |
| Tue | 7 | 86% |
| Wed | 6 | 67% |
| Thu | 6 | 33% |
| Fri | 5 | 60% |
| Sat | No data | — |
| Sun | 6 | 83% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…