Flight OddsUA4510 SDF → ORD
United Airlines · Louisville, KY to Chicago, IL · 55 flights observed, 2026-01-06 to 2026-03-28 · 286 mi
UA4510 covers more than one route in the data window — the stats below are for SDF → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
34%
Median delay
+35 min
90th percentile
+147 min
Cancellation rate
4%
How often is UA4510 on time?
Across 55 flights on SDF → ORD from 2026-01-06 to 2026-03-28, UA4510 arrived within 15 minutes of schedule 34% of the time. The median arrival delay was +35 min, and the worst 10% of flights arrived +147 min or later. 4% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 18 | 34% |
| 16-30 min | 8 | 15% |
| 31-60 min | 8 | 15% |
| 61-120 min | 10 | 19% |
| 2+ hrs | 9 | 17% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 21 | 38% | +56 min |
| 2026-02 | 9 | 11% | +60 min |
| 2026-03 | 23 | 39% | +93 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 43% |
| Tue | 9 | 22% |
| Wed | 9 | 56% |
| Thu | 9 | 33% |
| Fri | 9 | 22% |
| Sat | 4 | 50% |
| Sun | 6 | 17% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…