Flight OddsAA4649 ACK → DCA
American Airlines · Nantucket, MA to Washington, DC · 63 flights observed, 2025-07-01 to 2025-09-02 · 405 mi
AA4649 covers more than one route in the data window — the stats below are for ACK → DCA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
66%
Median delay
0 min
90th percentile
+41 min
Cancellation rate
16%
How often is AA4649 on time?
Across 63 flights on ACK → DCA from 2025-07-01 to 2025-09-02, AA4649 arrived within 15 minutes of schedule 66% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +41 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 | 35 | 66% |
| 16-30 min | 8 | 15% |
| 31-60 min | 5 | 9% |
| 61-120 min | 3 | 6% |
| 2+ hrs | 2 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 21 | 52% | +28 min |
| 2025-08 | 30 | 77% | +1 min |
| 2025-09 | 2 | 50% | +4 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 100% |
| Tue | 8 | 63% |
| Wed | 6 | 100% |
| Thu | 8 | 50% |
| Fri | 7 | 71% |
| Sat | 8 | 50% |
| Sun | 8 | 38% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…