Flight OddsAA4537 DCA → TYS
American Airlines · Washington, DC to Knoxville, TN · 30 flights observed, 2025-07-01 to 2025-08-05 · 437 mi
AA4537 covers more than one route in the data window — the stats below are for DCA → TYS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
90%
Median delay
-10 min
90th percentile
+11 min
Cancellation rate
3%
How often is AA4537 on time?
Across 30 flights on DCA → TYS from 2025-07-01 to 2025-08-05, AA4537 arrived within 15 minutes of schedule 90% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +11 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 | 26 | 90% |
| 16-30 min | 1 | 3% |
| 31-60 min | 0 | 0% |
| 61-120 min | 1 | 3% |
| 2+ hrs | 1 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 26 | 88% | +7 min |
| 2025-08 | 3 | 100% | -6 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 80% |
| Tue | 6 | 67% |
| Wed | 5 | 100% |
| Thu | 5 | 100% |
| Fri | 4 | 100% |
| Sat | No data | — |
| Sun | 4 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…