Flight OddsAA1852 DCA → BOS
American Airlines · Washington, DC to Boston, MA · 22 flights observed, 2025-09-04 to 2025-10-03 · 399 mi
AA1852 covers more than one route in the data window — the stats below are for DCA → BOS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
95%
Median delay
-20 min
90th percentile
+3 min
Cancellation rate
0%
How often is AA1852 on time?
Across 22 flights on DCA → BOS from 2025-09-04 to 2025-10-03, AA1852 arrived within 15 minutes of schedule 95% of the time. The median arrival delay was -20 min, and the worst 10% of flights arrived +3 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 | 21 | 95% |
| 16-30 min | 1 | 5% |
| 31-60 min | 0 | 0% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-09 | 19 | 95% | -17 min |
| 2025-10 | 3 | 100% | -12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 100% |
| Tue | 4 | 100% |
| Wed | 4 | 75% |
| Thu | 5 | 100% |
| Fri | 5 | 100% |
| Sat | No data | — |
| Sun | No data | — |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…