Flight OddsUA398 CLE → ORD
United Airlines · Cleveland, OH to Chicago, IL · 117 flights observed, 2025-07-01 to 2025-10-25 · 316 mi
UA398 covers more than one route in the data window — the stats below are for CLE → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
91%
Median delay
-11 min
90th percentile
+12 min
Cancellation rate
1%
How often is UA398 on time?
Across 117 flights on CLE → ORD from 2025-07-01 to 2025-10-25, UA398 arrived within 15 minutes of schedule 91% of the time. The median arrival delay was -11 min, and the worst 10% of flights arrived +12 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 105 | 91% |
| 16-30 min | 4 | 3% |
| 31-60 min | 3 | 3% |
| 61-120 min | 1 | 1% |
| 2+ hrs | 3 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 90% | +13 min |
| 2025-08 | 30 | 87% | +3 min |
| 2025-09 | 30 | 97% | -4 min |
| 2025-10 | 25 | 88% | 0 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 16 | 94% |
| Tue | 17 | 94% |
| Wed | 17 | 88% |
| Thu | 17 | 100% |
| Fri | 17 | 94% |
| Sat | 17 | 76% |
| Sun | 15 | 87% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…