Flight OddsUA1555 ORD → DEN
United Airlines · Chicago, IL to Denver, CO · 36 flights observed, 2025-10-26 to 2025-12-01 · 888 mi
UA1555 covers more than one route in the data window — the stats below are for ORD → DEN, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
58%
Median delay
+8 min
90th percentile
+142 min
Cancellation rate
0%
How often is UA1555 on time?
Across 36 flights on ORD → DEN from 2025-10-26 to 2025-12-01, UA1555 arrived within 15 minutes of schedule 58% of the time. The median arrival delay was +8 min, and the worst 10% of flights arrived +142 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 | 21 | 58% |
| 16-30 min | 4 | 11% |
| 31-60 min | 3 | 8% |
| 61-120 min | 3 | 8% |
| 2+ hrs | 5 | 14% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 6 | 50% | +24 min |
| 2025-11 | 29 | 62% | +32 min |
| 2025-12 | 1 | 0% | +185 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 50% |
| Tue | 5 | 80% |
| Wed | 5 | 60% |
| Thu | 4 | 50% |
| Fri | 5 | 60% |
| Sat | 5 | 60% |
| Sun | 6 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…