Flight OddsAmerican Airlines · Ontario, CA to Dallas/Fort Worth, TX · 278 flights observed, 2025-07-01 to 2026-04-06 · 1,188 mi
AA1820 covers more than one route in the data window — the stats below are for ONT → DFW, the one it has flown most recently. The others are linked under “Other routes”.
How often is AA1820 on time?
Across 278 flights on ONT → DFW from 2025-07-01 to 2026-04-06, AA1820 arrived within 15 minutes of schedule 74% of the time. The median arrival delay was -3 min, and the worst 10% of flights arrived +63 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 | 200 | 74% |
| 16-30 min | 27 | 10% |
| 31-60 min | 13 | 5% |
| 61-120 min | 12 | 4% |
| 2+ hrs | 17 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 60% | +45 min |
| 2025-08 | 30 | 57% | +89 min |
| 2025-09 | 28 | 71% | +26 min |
| 2025-10 | 30 | 57% | +31 min |
| 2025-11 | 28 | 82% | +3 min |
| 2025-12 | 31 | 81% | +29 min |
| 2026-01 | 27 | 96% | +10 min |
| 2026-02 | 28 | 79% | +5 min |
| 2026-03 | 31 | 90% | -2 min |
| 2026-04 | 6 | 67% | +36 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 38 | 76% |
| Tue | 39 | 72% |
| Wed | 40 | 85% |
| Thu | 38 | 71% |
| Fri | 38 | 68% |
| Sat | 37 | 73% |
| Sun | 39 | 74% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…