Flight OddsAA4047 BOS → DCA
American Airlines · Boston, MA to Washington, DC · 29 flights observed, 2026-05-21 to 2026-06-30 · 399 mi
AA4047 covers more than one route in the data window — the stats below are for BOS → DCA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
63%
Median delay
+4 min
90th percentile
+59 min
Cancellation rate
17%
How often is AA4047 on time?
Across 29 flights on BOS → DCA from 2026-05-21 to 2026-06-30, AA4047 arrived within 15 minutes of schedule 63% of the time. The median arrival delay was +4 min, and the worst 10% of flights arrived +59 min or later. 17% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 15 | 63% |
| 16-30 min | 4 | 17% |
| 31-60 min | 2 | 8% |
| 61-120 min | 3 | 13% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-05 | 6 | 33% | +18 min |
| 2026-06 | 18 | 72% | +13 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 60% |
| Tue | 6 | 67% |
| Wed | 3 | 67% |
| Thu | 5 | 60% |
| Fri | No data | — |
| Sat | No data | — |
| Sun | 5 | 60% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…