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(UA) United Airlines 3597 On-Time Performance Rating

Date Range:

01-Mar-2026 to 30-Apr-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(IND) Indianapolis International Airport

Indianapolis, IN, US

On-Time Performance Chart

(using rounded numbers)
On-Time
2
50%
Late
0
0%
Very Late
0
0%
Excessive
2
50%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
4
Total Delays ( > 1 min )
3
Codeshares
4
Average Delay (min.)
98.33333333333333
Standard Deviation
85.9
Min
0
Max
176

UA 3597 On-Time Performance Details

Overall Rating
0.3 of 5
Very Poor
Percentage On-Time 50%
Average Delay Time 98.33333333333333 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.3 shows that this flight has on-time performance characteristics better than 4% of all other flights in the FlightStats database.
On-Time Performance Rating
0.4 of 5
Very Poor
Percentage On-Time 50%
This flight has an on-time performance of 50%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 8% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 98.33333333333333 min
This flight has an average delay of 98.33333333333333 minutes with a standard deviation of 85.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 3% of other flights.

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