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(UA) United Airlines 4596 On-Time Performance Rating

Date Range:

01-Jun-2026 to 31-Jul-2026

(SDF) Louisville Muhammad Ali International Airport

Louisville, KY, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
16
70%
Late
4
17%
Very Late
0
0%
Excessive
2
9%
Cancelled
0
0%
Diverted
1
4%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
23
Total Delays ( > 1 min )
10
Codeshares
23
Average Delay (min.)
33.9
Standard Deviation
56.2
Min
0
Max
183

UA 4596 On-Time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 70%
Average Delay Time 33.9 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.3 shows that this flight has on-time performance characteristics better than 45% of all other flights in the FlightStats database.
On-Time Performance Rating
1.7 of 5
Average
Percentage On-Time 70%
This flight has an on-time performance of 70%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 34% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 33.9 min
This flight has an average delay of 33.9 minutes with a standard deviation of 56.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.

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