Flight OddsUA1510 SDF → DEN
United Airlines · Louisville, KY to Denver, CO · 364 flights observed, 2025-07-01 to 2026-06-30 · 1,024 mi
UA1510 covers more than one route in the data window — the stats below are for SDF → DEN, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
79%
Median delay
-9 min
90th percentile
+37 min
Cancellation rate
1%
How often is UA1510 on time?
Across 364 flights on SDF → DEN from 2025-07-01 to 2026-06-30, UA1510 arrived within 15 minutes of schedule 79% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +37 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 284 | 79% |
| 16-30 min | 32 | 9% |
| 31-60 min | 19 | 5% |
| 61-120 min | 15 | 4% |
| 2+ hrs | 8 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 71% | +3 min |
| 2025-08 | 31 | 71% | +13 min |
| 2025-09 | 30 | 87% | -8 min |
| 2025-10 | 31 | 90% | -7 min |
| 2025-11 | 29 | 93% | -11 min |
| 2025-12 | 30 | 73% | +8 min |
| 2026-01 | 29 | 79% | -1 min |
| 2026-02 | 28 | 71% | +26 min |
| 2026-03 | 30 | 90% | -1 min |
| 2026-04 | 29 | 90% | -6 min |
| 2026-05 | 31 | 74% | +2 min |
| 2026-06 | 29 | 62% | +10 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 51 | 90% |
| Tue | 53 | 85% |
| Wed | 52 | 79% |
| Thu | 51 | 75% |
| Fri | 51 | 75% |
| Sat | 50 | 76% |
| Sun | 50 | 76% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…