Flight OddsAmerican Airlines · San Francisco, CA to Chicago, IL · 69 flights observed, 2025-07-01 to 2025-10-05 · 1,846 mi
AA1135 covers more than one route in the data window — the stats below are for SFO → ORD, the one it has flown most recently. The others are linked under “Other routes”.
How often is AA1135 on time?
Across 69 flights on SFO → ORD from 2025-07-01 to 2025-10-05, AA1135 arrived within 15 minutes of schedule 72% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +81 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 49 | 72% |
| 16-30 min | 6 | 9% |
| 31-60 min | 4 | 6% |
| 61-120 min | 3 | 4% |
| 2+ hrs | 6 | 9% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 80% | +30 min |
| 2025-08 | 5 | 20% | +32 min |
| 2025-09 | 28 | 79% | +25 min |
| 2025-10 | 5 | 40% | +56 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 9 | 67% |
| Tue | 10 | 90% |
| Wed | 10 | 70% |
| Thu | 10 | 80% |
| Fri | 10 | 80% |
| Sat | 10 | 60% |
| Sun | 9 | 56% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…