Flight OddsUnited Airlines · Chicago, IL to Cedar Rapids/Iowa City, IA · 228 flights observed, 2025-07-01 to 2026-05-20 · 196 mi
UA4389 covers more than one route in the data window — the stats below are for ORD → CID, the one it has flown most recently. The others are linked under “Other routes”.
How often is UA4389 on time?
Across 228 flights on ORD → CID from 2025-07-01 to 2026-05-20, UA4389 arrived within 15 minutes of schedule 72% of the time. The median arrival delay was -2 min, and the worst 10% of flights arrived +91 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 | 161 | 72% |
| 16-30 min | 12 | 5% |
| 31-60 min | 16 | 7% |
| 61-120 min | 18 | 8% |
| 2+ hrs | 16 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 23 | 78% | +12 min |
| 2025-08 | 25 | 68% | +25 min |
| 2025-09 | 30 | 83% | +2 min |
| 2025-10 | 31 | 68% | +25 min |
| 2025-11 | 26 | 77% | +15 min |
| 2025-12 | 30 | 50% | +55 min |
| 2026-01 | 5 | 80% | -11 min |
| 2026-03 | 3 | 33% | +109 min |
| 2026-04 | 30 | 73% | +11 min |
| 2026-05 | 20 | 90% | +7 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 34 | 74% |
| Tue | 34 | 76% |
| Wed | 34 | 71% |
| Thu | 34 | 68% |
| Fri | 34 | 82% |
| Sat | 25 | 60% |
| Sun | 28 | 71% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…