Flight OddsAA5178 TYS → ORD
American Airlines · Knoxville, TN to Chicago, IL · 25 flights observed, 2025-08-06 to 2025-09-02 · 475 mi
AA5178 covers more than one route in the data window — the stats below are for TYS → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
35%
Median delay
+31 min
90th percentile
+227 min
Cancellation rate
8%
How often is AA5178 on time?
Across 25 flights on TYS → ORD from 2025-08-06 to 2025-09-02, AA5178 arrived within 15 minutes of schedule 35% of the time. The median arrival delay was +31 min, and the worst 10% of flights arrived +227 min or later. 8% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 8 | 35% |
| 16-30 min | 3 | 13% |
| 31-60 min | 6 | 26% |
| 61-120 min | 2 | 9% |
| 2+ hrs | 4 | 17% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 21 | 29% | +87 min |
| 2025-09 | 2 | 100% | -14 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 3 | 33% |
| Tue | 3 | 33% |
| Wed | 4 | 75% |
| Thu | 3 | 0% |
| Fri | 4 | 25% |
| Sat | 2 | 0% |
| Sun | 4 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…