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(UA) United Airlines 4437 On-Time Performance Rating

Date Range:

01-May-2025 to 30-Jun-2025

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(LEX) Blue Grass Airport

Lexington, KY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
25
71%
Late
6
17%
Very Late
0
0%
Excessive
4
11%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
35
Total Delays ( > 1 min )
15
Codeshares
35
Average Delay (min.)
41.733333333333334
Standard Deviation
57.4
Min
0
Max
206

UA 4437 On-Time Performance Details

Overall Rating
1.9 of 5
Average
Percentage On-Time 71%
Average Delay Time 41.733333333333334 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.9 shows that this flight has on-time performance characteristics better than 37% of all other flights in the FlightStats database.
On-Time Performance Rating
2.1 of 5
Average
Percentage On-Time 71%
This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 42% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 41.733333333333334 min
This flight has an average delay of 41.733333333333334 minutes with a standard deviation of 57.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.

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