Flight OddsUA1259 LAS → ORD
United Airlines · Las Vegas, NV to Chicago, IL · 71 flights observed, 2025-10-26 to 2026-03-04 · 1,514 mi
UA1259 covers more than one route in the data window — the stats below are for LAS → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
89%
Median delay
-18 min
90th percentile
+33 min
Cancellation rate
0%
How often is UA1259 on time?
Across 71 flights on LAS → ORD from 2025-10-26 to 2026-03-04, UA1259 arrived within 15 minutes of schedule 89% of the time. The median arrival delay was -18 min, and the worst 10% of flights arrived +33 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 63 | 89% |
| 16-30 min | 0 | 0% |
| 31-60 min | 3 | 4% |
| 61-120 min | 5 | 7% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 4 | 100% | -11 min |
| 2025-11 | 17 | 71% | +9 min |
| 2025-12 | 9 | 78% | +1 min |
| 2026-01 | 14 | 93% | -9 min |
| 2026-02 | 23 | 100% | -21 min |
| 2026-03 | 4 | 100% | -24 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 15 | 87% |
| Tue | 4 | 100% |
| Wed | 4 | 100% |
| Thu | 14 | 93% |
| Fri | 15 | 93% |
| Sat | 3 | 100% |
| Sun | 16 | 75% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…