Flight OddsUA4593 ORD → ROA
United Airlines · Chicago, IL to Roanoke, VA · 54 flights observed, 2025-10-26 to 2026-03-31 · 530 mi
UA4593 covers more than one route in the data window — the stats below are for ORD → ROA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
47%
Median delay
+19 min
90th percentile
+268 min
Cancellation rate
6%
How often is UA4593 on time?
Across 54 flights on ORD → ROA from 2025-10-26 to 2026-03-31, UA4593 arrived within 15 minutes of schedule 47% of the time. The median arrival delay was +19 min, and the worst 10% of flights arrived +268 min or later. 6% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 24 | 47% |
| 16-30 min | 3 | 6% |
| 31-60 min | 4 | 8% |
| 61-120 min | 5 | 10% |
| 2+ hrs | 15 | 29% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 6 | 67% | +7 min |
| 2025-11 | 26 | 42% | +91 min |
| 2025-12 | 17 | 47% | +94 min |
| 2026-03 | 2 | 50% | +208 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 25% |
| Tue | 9 | 44% |
| Wed | 8 | 38% |
| Thu | 6 | 50% |
| Fri | 7 | 57% |
| Sat | 7 | 57% |
| Sun | 6 | 67% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…