Flight OddsUA2178 LAS → ORD
United Airlines · Las Vegas, NV to Chicago, IL · 37 flights observed, 2025-08-19 to 2025-09-24 · 1,514 mi
UA2178 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
70%
Median delay
+2 min
90th percentile
+36 min
Cancellation rate
0%
How often is UA2178 on time?
Across 37 flights on LAS → ORD from 2025-08-19 to 2025-09-24, UA2178 arrived within 15 minutes of schedule 70% of the time. The median arrival delay was +2 min, and the worst 10% of flights arrived +36 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 | 26 | 70% |
| 16-30 min | 5 | 14% |
| 31-60 min | 3 | 8% |
| 61-120 min | 2 | 5% |
| 2+ hrs | 1 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 13 | 85% | +11 min |
| 2025-09 | 24 | 63% | +14 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 60% |
| Tue | 6 | 100% |
| Wed | 6 | 50% |
| Thu | 5 | 80% |
| Fri | 5 | 80% |
| Sat | 5 | 60% |
| 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…