Flight OddsUA5621 ORD → TYS
United Airlines · Chicago, IL to Knoxville, TN · 35 flights observed, 2025-10-26 to 2025-11-30 · 475 mi
UA5621 covers more than one route in the data window — the stats below are for ORD → TYS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
52%
Median delay
+12 min
90th percentile
+131 min
Cancellation rate
9%
How often is UA5621 on time?
Across 35 flights on ORD → TYS from 2025-10-26 to 2025-11-30, UA5621 arrived within 15 minutes of schedule 52% of the time. The median arrival delay was +12 min, and the worst 10% of flights arrived +131 min or later. 9% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 16 | 52% |
| 16-30 min | 4 | 13% |
| 31-60 min | 5 | 16% |
| 61-120 min | 2 | 6% |
| 2+ hrs | 4 | 13% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 6 | 50% | +35 min |
| 2025-11 | 25 | 52% | +44 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 0% |
| Tue | 5 | 80% |
| Wed | 5 | 80% |
| Thu | 4 | 50% |
| Fri | 4 | 0% |
| Sat | 4 | 75% |
| Sun | 5 | 60% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…