Flight OddsUA4529 ORD → DAY
United Airlines · Chicago, IL to Dayton, OH · 34 flights observed, 2025-10-26 to 2025-12-01 · 240 mi
UA4529 covers more than one route in the data window — the stats below are for ORD → DAY, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
73%
Median delay
-2 min
90th percentile
+61 min
Cancellation rate
3%
How often is UA4529 on time?
Across 34 flights on ORD → DAY from 2025-10-26 to 2025-12-01, UA4529 arrived within 15 minutes of schedule 73% of the time. The median arrival delay was -2 min, and the worst 10% of flights arrived +61 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 24 | 73% |
| 16-30 min | 3 | 9% |
| 31-60 min | 2 | 6% |
| 61-120 min | 3 | 9% |
| 2+ hrs | 1 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 6 | 100% | 0 min |
| 2025-11 | 26 | 69% | +16 min |
| 2025-12 | 1 | 0% | +63 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 67% |
| Tue | 5 | 80% |
| Wed | 5 | 60% |
| Thu | 4 | 100% |
| Fri | 5 | 80% |
| Sat | 3 | 67% |
| 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…