Flight OddsUA2155 ORD → LAX
United Airlines · Chicago, IL to Los Angeles, CA · 49 flights observed, 2025-07-01 to 2025-08-18 · 1,744 mi
UA2155 covers more than one route in the data window — the stats below are for ORD → LAX, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
40%
Median delay
+28 min
90th percentile
+181 min
Cancellation rate
4%
How often is UA2155 on time?
Across 49 flights on ORD → LAX from 2025-07-01 to 2025-08-18, UA2155 arrived within 15 minutes of schedule 40% of the time. The median arrival delay was +28 min, and the worst 10% of flights arrived +181 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 | 19 | 40% |
| 16-30 min | 5 | 11% |
| 31-60 min | 4 | 9% |
| 61-120 min | 11 | 23% |
| 2+ hrs | 8 | 17% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 29 | 52% | +50 min |
| 2025-08 | 18 | 22% | +85 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 71% |
| Tue | 7 | 29% |
| Wed | 7 | 43% |
| Thu | 5 | 40% |
| Fri | 7 | 29% |
| Sat | 7 | 43% |
| Sun | 7 | 29% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…