American Airlines · Dallas/Fort Worth, TX to Aspen, CO · 249 flights observed, 2025-07-01 to 2026-04-06 · 701 mi
AA6503 covers more than one route in the data window — the stats below are for DFW → ASE, the one it has flown most recently. The others are linked under “Other routes”.
How often is AA6503 on time?
Across 249 flights on DFW → ASE from 2025-07-01 to 2026-04-06, AA6503 arrived within 15 minutes of schedule 76% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +77 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 172 | 76% |
| 16-30 min | 16 | 7% |
| 31-60 min | 14 | 6% |
| 61-120 min | 8 | 4% |
| 2+ hrs | 17 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 28 | 96% | -14 min |
| 2025-08 | 30 | 77% | +2 min |
| 2025-09 | 26 | 96% | -10 min |
| 2025-10 | 5 | 80% | 0 min |
| 2025-11 | 27 | 85% | -7 min |
| 2025-12 | 29 | 62% | +43 min |
| 2026-01 | 28 | 54% | +43 min |
| 2026-02 | 22 | 68% | +36 min |
| 2026-03 | 26 | 62% | +13 min |
| 2026-04 | 6 | 100% | -31 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 34 | 74% |
| Tue | 29 | 83% |
| Wed | 33 | 88% |
| Thu | 34 | 82% |
| Fri | 32 | 69% |
| Sat | 33 | 64% |
| Sun | 32 | 72% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…