American Airlines · Chicago, IL to San Francisco, CA · 77 flights observed, 2025-07-01 to 2026-06-30 · 1,846 mi
AA1620 covers more than one route in the data window — the stats below are for ORD → SFO, the one it has flown most recently. The others are linked under “Other routes”.
How often is AA1620 on time?
Across 77 flights on ORD → SFO from 2025-07-01 to 2026-06-30, AA1620 arrived within 15 minutes of schedule 37% of the time. The median arrival delay was +28 min, and the worst 10% of flights arrived +115 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 | 28 | 37% |
| 16-30 min | 10 | 13% |
| 31-60 min | 18 | 24% |
| 61-120 min | 11 | 15% |
| 2+ hrs | 8 | 11% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 50% | +28 min |
| 2025-08 | 5 | 60% | +42 min |
| 2026-05 | 11 | 27% | +26 min |
| 2026-06 | 29 | 24% | +66 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 11 | 45% |
| Tue | 12 | 50% |
| Wed | 9 | 44% |
| Thu | 10 | 10% |
| Fri | 11 | 45% |
| Sat | 11 | 45% |
| Sun | 11 | 18% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…