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(UA) United Airlines 4596 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(DSM) Des Moines International Airport

Des Moines, IA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
27
73%
Late
2
5%
Very Late
2
5%
Excessive
6
16%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
37
Total Delays ( > 1 min )
13
Codeshares
37
Average Delay (min.)
82.53846153846153
Standard Deviation
118.3
Min
0
Max
416

UA 4596 On-Time Performance Details

Overall Rating
1.0 of 5
Poor
Percentage On-Time 73%
Average Delay Time 82.53846153846153 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1 shows that this flight has on-time performance characteristics better than 18% of all other flights in the FlightStats database.
On-Time Performance Rating
1.9 of 5
Average
Percentage On-Time 73%
This flight has an on-time performance of 73%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 38% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 82.53846153846153 min
This flight has an average delay of 82.53846153846153 minutes with a standard deviation of 118.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.

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