Flight OddsAA4538 JFK → DCA
American Airlines · New York, NY to Washington, DC · 313 flights observed, 2025-07-01 to 2026-06-30 · 213 mi
AA4538 covers more than one route in the data window — the stats below are for JFK → DCA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
80%
Median delay
-5 min
90th percentile
+26 min
Cancellation rate
3%
How often is AA4538 on time?
Across 313 flights on JFK → DCA from 2025-07-01 to 2026-06-30, AA4538 arrived within 15 minutes of schedule 80% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +26 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 243 | 80% |
| 16-30 min | 32 | 11% |
| 31-60 min | 16 | 5% |
| 61-120 min | 6 | 2% |
| 2+ hrs | 6 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 80% | +12 min |
| 2025-08 | 30 | 100% | -16 min |
| 2025-09 | 30 | 93% | -6 min |
| 2025-10 | 30 | 77% | +3 min |
| 2025-11 | 29 | 83% | -3 min |
| 2025-12 | 24 | 71% | +11 min |
| 2026-01 | 28 | 93% | -8 min |
| 2026-02 | 26 | 58% | +18 min |
| 2026-03 | 31 | 58% | +11 min |
| 2026-04 | 6 | 67% | +66 min |
| 2026-05 | 10 | 80% | +3 min |
| 2026-06 | 29 | 90% | -5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 42 | 90% |
| Tue | 43 | 93% |
| Wed | 45 | 73% |
| Thu | 42 | 76% |
| Fri | 42 | 74% |
| Sat | 45 | 78% |
| Sun | 44 | 77% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…