Flight OddsUA1531 ORD → DSM
United Airlines · Chicago, IL to Des Moines, IA · 49 flights observed, 2025-07-01 to 2025-08-18 · 299 mi
UA1531 covers more than one route in the data window — the stats below are for ORD → DSM, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
29%
Median delay
+37 min
90th percentile
+199 min
Cancellation rate
8%
How often is UA1531 on time?
Across 49 flights on ORD → DSM from 2025-07-01 to 2025-08-18, UA1531 arrived within 15 minutes of schedule 29% of the time. The median arrival delay was +37 min, and the worst 10% of flights arrived +199 min or later. 8% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 13 | 29% |
| 16-30 min | 8 | 18% |
| 31-60 min | 8 | 18% |
| 61-120 min | 9 | 20% |
| 2+ hrs | 7 | 16% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 29 | 21% | +76 min |
| 2025-08 | 16 | 44% | +41 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 14% |
| Tue | 6 | 33% |
| Wed | 6 | 17% |
| Thu | 6 | 17% |
| Fri | 6 | 50% |
| 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…