Flight OddsUA4456 CHA → ORD
United Airlines · Chattanooga, TN to Chicago, IL · 8 flights observed, 2026-04-04 to 2026-04-28 · 501 mi
UA4456 covers more than one route in the data window — the stats below are for CHA → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
57%
Median delay
+11 min
90th percentile
+24 min
Cancellation rate
0%
How often is UA4456 on time?
Across 8 flights on CHA → ORD from 2026-04-04 to 2026-04-28, UA4456 arrived within 15 minutes of schedule 57% of the time. The median arrival delay was +11 min, and the worst 10% of flights arrived +24 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 4 | 57% |
| 16-30 min | 3 | 43% |
| 31-60 min | 0 | 0% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-04 | 7 | 57% | +4 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | No data | — |
| Tue | 3 | 67% |
| Wed | No data | — |
| Thu | No data | — |
| Fri | No data | — |
| Sat | 4 | 50% |
| Sun | No data | — |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…