Flight OddsUA4456 ORD → MSN
United Airlines · Chicago, IL to Madison, WI · 16 flights observed, 2026-03-29 to 2026-04-29 · 108 mi
UA4456 covers more than one route in the data window — the stats below are for ORD → MSN, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
64%
Median delay
-2 min
90th percentile
+78 min
Cancellation rate
13%
How often is UA4456 on time?
Across 16 flights on ORD → MSN from 2026-03-29 to 2026-04-29, UA4456 arrived within 15 minutes of schedule 64% of the time. The median arrival delay was -2 min, and the worst 10% of flights arrived +78 min or later. 13% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 9 | 64% |
| 16-30 min | 2 | 14% |
| 31-60 min | 1 | 7% |
| 61-120 min | 1 | 7% |
| 2+ hrs | 1 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-03 | 2 | 50% | +20 min |
| 2026-04 | 12 | 67% | +29 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 1 | 0% |
| Tue | 3 | 33% |
| Wed | 5 | 60% |
| Thu | No data | — |
| Fri | No data | — |
| Sat | 4 | 100% |
| Sun | 1 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…