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(UA) United Airlines 4019 On-Time Performance Rating

Date Range:

01-Oct-2025 to 30-Nov-2025

(BHM) Birmingham-Shuttlesworth International Airport

Birmingham, AL, US

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
4
50%
Late
0
0%
Very Late
1
13%
Excessive
3
38%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
8
Total Delays ( > 1 min )
6
Codeshares
8
Average Delay (min.)
57.333333333333336
Standard Deviation
53.5
Min
0
Max
126

UA 4019 On-Time Performance Details

Overall Rating
0.5 of 5
Very Poor
Percentage On-Time 50%
Average Delay Time 57.333333333333336 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.5 shows that this flight has on-time performance characteristics better than 8% of all other flights in the FlightStats database.
On-Time Performance Rating
0.2 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 4% of other flights.
Delay Performance
0.7 of 5
Poor
Average Delay Time 57.333333333333336 min
This flight has an average delay of 57.333333333333336 minutes with a standard deviation of 53.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 14% of other flights.

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