Flight OddsUA4477 PIA → ORD
United Airlines · Peoria, IL to Chicago, IL · 35 flights observed, 2026-05-21 to 2026-06-24 · 130 mi
UA4477 covers more than one route in the data window — the stats below are for PIA → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
69%
Median delay
-2 min
90th percentile
+83 min
Cancellation rate
0%
How often is UA4477 on time?
Across 35 flights on PIA → ORD from 2026-05-21 to 2026-06-24, UA4477 arrived within 15 minutes of schedule 69% of the time. The median arrival delay was -2 min, and the worst 10% of flights arrived +83 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 24 | 69% |
| 16-30 min | 3 | 9% |
| 31-60 min | 2 | 6% |
| 61-120 min | 3 | 9% |
| 2+ hrs | 3 | 9% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-05 | 11 | 73% | 0 min |
| 2026-06 | 24 | 67% | +34 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 80% |
| Tue | 5 | 100% |
| Wed | 5 | 40% |
| Thu | 5 | 60% |
| Fri | 5 | 40% |
| Sat | 5 | 80% |
| Sun | 5 | 80% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…