UA4431 MSN → ORD

United Airlines · Madison, WI to Chicago, IL · 7 flights observed, 2026-04-30 to 2026-05-20 · 108 mi

UA4431 covers more than one route in the data window — the stats below are for MSN → ORD, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
100%
Median delay
-20 min
90th percentile
+6 min
Cancellation rate
0%

How often is UA4431 on time?

Across 7 flights on MSN → ORD from 2026-04-30 to 2026-05-20, UA4431 arrived within 15 minutes of schedule 100% of the time. The median arrival delay was -20 min, and the worst 10% of flights arrived +6 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time7100%
16-30 min00%
31-60 min00%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-041100%+1 min
2026-056100%-16 min

Performance by day of week

DayFlightsOn-time
MonNo data—
TueNo data—
Wed3100%
Thu1100%
Fri1100%
SatNo data—
Sun2100%

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