Flight OddsUA4543 DAY → ORD
United Airlines · Dayton, OH to Chicago, IL · 13 flights observed, 2026-05-02 to 2026-05-19 · 240 mi
UA4543 covers more than one route in the data window — the stats below are for DAY → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
100%
Median delay
-28 min
90th percentile
-7 min
Cancellation rate
8%
How often is UA4543 on time?
Across 13 flights on DAY → ORD from 2026-05-02 to 2026-05-19, UA4543 arrived within 15 minutes of schedule 100% of the time. The median arrival delay was -28 min, and the worst 10% of flights arrived -7 min or later. 8% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 12 | 100% |
| 16-30 min | 0 | 0% |
| 31-60 min | 0 | 0% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-05 | 12 | 100% | -24 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 2 | 100% |
| Tue | 2 | 100% |
| Wed | 1 | 100% |
| Thu | 2 | 100% |
| Fri | 2 | 100% |
| Sat | 3 | 100% |
| 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…