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(UA) United Airlines 4588 On-Time Performance Rating

Date Range:

15-Aug-2025 to 15-Oct-2025

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(MDT) Harrisburg International Airport

Middletown, PA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
1
33%
Late
0
0%
Very Late
0
0%
Excessive
2
67%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
3
Total Delays ( > 1 min )
2
Codeshares
3
Average Delay (min.)
129
Standard Deviation
79.2
Min
0
Max
185

UA 4588 On-Time Performance Details

Overall Rating
0.1 of 5
Very Poor
Percentage On-Time 33%
Average Delay Time 129 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.1 shows that this flight has on-time performance characteristics better than 1% of all other flights in the FlightStats database.
On-Time Performance Rating
0.2 of 5
Very Poor
Percentage On-Time 33%
This flight has an on-time performance of 33%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 4% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 129 min
This flight has an average delay of 129 minutes with a standard deviation of 79.2 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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