UA4590 ORD → PIA

United Airlines · Chicago, IL to Peoria, IL · 72 flights observed, 2025-10-26 to 2026-05-19 · 130 mi

This flight has been on time less than half the time (49%) — expect a real chance of a delay.

UA4590 covers more than one route in the data window — the stats below are for ORD → PIA, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
49%
Median delay
+18 min
90th percentile
+85 min
Cancellation rate
6%

How often is UA4590 on time?

Across 72 flights on ORD → PIA from 2025-10-26 to 2026-05-19, UA4590 arrived within 15 minutes of schedule 49% of the time. The median arrival delay was +18 min, and the worst 10% of flights arrived +85 min or later. 6% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time3349%
16-30 min1116%
31-60 min1116%
61-120 min710%
2+ hrs69%

Performance by month

MonthFlightsOn-timeAvg delay
2025-10683%+2 min
2025-112748%+85 min
2025-121540%+28 min
2026-041100%+15 min
2026-051942%+33 min

Performance by day of week

DayFlightsOn-time
Mon944%
Tue1136%
Wed1050%
Thu944%
Fri1070%
Sat863%
Sun1136%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…