Flight OddsAA4183 BUF → ORD
American Airlines · Buffalo, NY to Chicago, IL · 35 flights observed, 2026-01-06 to 2026-02-11 · 474 mi
AA4183 covers more than one route in the data window — the stats below are for BUF → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
75%
Median delay
-9 min
90th percentile
+53 min
Cancellation rate
6%
How often is AA4183 on time?
Across 35 flights on BUF → ORD from 2026-01-06 to 2026-02-11, AA4183 arrived within 15 minutes of schedule 75% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +53 min or later. 6% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 24 | 75% |
| 16-30 min | 2 | 6% |
| 31-60 min | 3 | 9% |
| 61-120 min | 1 | 3% |
| 2+ hrs | 2 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 21 | 71% | +8 min |
| 2026-02 | 11 | 82% | +1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 50% |
| Tue | 6 | 100% |
| Wed | 6 | 67% |
| Thu | 4 | 75% |
| Fri | 5 | 40% |
| Sat | 3 | 100% |
| Sun | 4 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…