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(UA) United Airlines 4453 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(CHA) Chattanooga Metropolitan Airport

Chattanooga, TN, US

On-Time Performance Chart

(using rounded numbers)
On-Time
11
55%
Late
2
10%
Very Late
1
5%
Excessive
5
25%
Cancelled
0
0%
Diverted
1
5%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
19
Total Delays ( > 1 min )
10
Codeshares
19
Average Delay (min.)
81.4
Standard Deviation
91
Min
0
Max
270

UA 4453 On-Time Performance Details

Overall Rating
0.1 of 5
Very Poor
Percentage On-Time 58%
Average Delay Time 81.4 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 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 58%
This flight has an on-time performance of 58%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 2% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 81.4 min
This flight has an average delay of 81.4 minutes with a standard deviation of 91 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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