Flight OddsUA4178 MSN → ORD
United Airlines · Madison, WI to Chicago, IL · 56 flights observed, 2025-07-02 to 2026-03-04 · 108 mi
UA4178 covers more than one route in the data window — the stats below are for MSN → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
78%
Median delay
-10 min
90th percentile
+48 min
Cancellation rate
2%
How often is UA4178 on time?
Across 56 flights on MSN → ORD from 2025-07-02 to 2026-03-04, UA4178 arrived within 15 minutes of schedule 78% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +48 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 43 | 78% |
| 16-30 min | 5 | 9% |
| 31-60 min | 2 | 4% |
| 61-120 min | 2 | 4% |
| 2+ hrs | 3 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 8 | 63% | +17 min |
| 2025-08 | 5 | 100% | -18 min |
| 2025-12 | 15 | 47% | +37 min |
| 2026-01 | 4 | 100% | -9 min |
| 2026-02 | 19 | 95% | -17 min |
| 2026-03 | 4 | 100% | -6 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 60% |
| Tue | 12 | 75% |
| Wed | 13 | 77% |
| Thu | 5 | 60% |
| Fri | 5 | 80% |
| Sat | 11 | 91% |
| 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…