American Airlines · Harlingen/San Benito, TX to Dallas/Fort Worth, TX · 66 flights observed, 2025-07-02 to 2025-10-05 · 461 mi
AA4100 covers more than one route in the data window — the stats below are for HRL → DFW, the one it has flown most recently. The others are linked under “Other routes”.
How often is AA4100 on time?
Across 66 flights on HRL → DFW from 2025-07-02 to 2025-10-05, AA4100 arrived within 15 minutes of schedule 70% of the time. The median arrival delay was +1 min, and the worst 10% of flights arrived +75 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 | 45 | 70% |
| 16-30 min | 4 | 6% |
| 31-60 min | 6 | 9% |
| 61-120 min | 7 | 11% |
| 2+ hrs | 2 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 27 | 67% | +23 min |
| 2025-08 | 5 | 40% | +34 min |
| 2025-09 | 27 | 74% | +14 min |
| 2025-10 | 5 | 100% | -7 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 9 | 89% |
| Tue | 8 | 75% |
| Wed | 10 | 80% |
| Thu | 10 | 70% |
| Fri | 9 | 33% |
| Sat | 8 | 75% |
| Sun | 10 | 70% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…