Flight OddsUA3508 DTW → ORD
United Airlines · Detroit, MI to Chicago, IL · 88 flights observed, 2025-07-01 to 2025-10-24 · 235 mi
UA3508 covers more than one route in the data window — the stats below are for DTW → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
84%
Median delay
-10 min
90th percentile
+31 min
Cancellation rate
2%
How often is UA3508 on time?
Across 88 flights on DTW → ORD from 2025-07-01 to 2025-10-24, UA3508 arrived within 15 minutes of schedule 84% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +31 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 72 | 84% |
| 16-30 min | 5 | 6% |
| 31-60 min | 2 | 2% |
| 61-120 min | 1 | 1% |
| 2+ hrs | 6 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 22 | 68% | +44 min |
| 2025-08 | 17 | 82% | -4 min |
| 2025-09 | 26 | 96% | -8 min |
| 2025-10 | 21 | 86% | -6 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 15 | 93% |
| Tue | 16 | 81% |
| Wed | 15 | 73% |
| Thu | 17 | 82% |
| Fri | 16 | 88% |
| Sat | No data | — |
| Sun | 7 | 86% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…