Flight OddsAA2148 DCA → BOS
American Airlines · Washington, DC to Boston, MA · 140 flights observed, 2025-11-02 to 2026-04-06 · 399 mi
AA2148 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
58%
Median delay
+4 min
90th percentile
+117 min
Cancellation rate
4%
How often is AA2148 on time?
Across 140 flights on DCA → BOS from 2025-11-02 to 2026-04-06, AA2148 arrived within 15 minutes of schedule 58% of the time. The median arrival delay was +4 min, and the worst 10% of flights arrived +117 min or later. 4% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 78 | 58% |
| 16-30 min | 14 | 10% |
| 31-60 min | 12 | 9% |
| 61-120 min | 16 | 12% |
| 2+ hrs | 14 | 10% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 27 | 63% | +26 min |
| 2025-12 | 23 | 57% | +19 min |
| 2026-01 | 26 | 73% | +19 min |
| 2026-02 | 27 | 44% | +107 min |
| 2026-03 | 26 | 58% | +22 min |
| 2026-04 | 5 | 40% | +68 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 18 | 56% |
| Tue | 20 | 55% |
| Wed | 22 | 55% |
| Thu | 20 | 65% |
| Fri | 21 | 52% |
| Sat | 19 | 74% |
| Sun | 14 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…