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(UA) United Airlines 4533 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(MSN) Dane County Regional Airport

Madison, WI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
25
68%
Late
3
8%
Very Late
4
11%
Excessive
4
11%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
36
Total Delays ( > 1 min )
15
Codeshares
36
Average Delay (min.)
51.666666666666664
Standard Deviation
63.3
Min
0
Max
212

UA 4533 On-Time Performance Details

Overall Rating
0.7 of 5
Poor
Percentage On-Time 69%
Average Delay Time 51.666666666666664 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.7 shows that this flight has on-time performance characteristics better than 12% of all other flights in the FlightStats database.
On-Time Performance Rating
0.8 of 5
Poor
Percentage On-Time 69%
This flight has an on-time performance of 69%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 16% of other flights.
Delay Performance
0.5 of 5
Very Poor
Average Delay Time 51.666666666666664 min
This flight has an average delay of 51.666666666666664 minutes with a standard deviation of 63.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 10% of other flights.