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(UA) United Airlines 4001 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(MAF) Midland International Air and Space Port

Midland, TX, US

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
16
64%
Late
3
12%
Very Late
1
4%
Excessive
2
8%
Cancelled
3
12%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
25
Total Delays ( > 1 min )
6
Codeshares
25
Average Delay (min.)
50.666666666666664
Standard Deviation
47.5
Min
0
Max
139

UA 4001 On-Time Performance Details

Overall Rating
0.9 of 5
Poor
Percentage On-Time 64%
Average Delay Time 50.666666666666664 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.9 shows that this flight has on-time performance characteristics better than 16% of all other flights in the FlightStats database.
On-Time Performance Rating
0.5 of 5
Very Poor
Percentage On-Time 64%
This flight has an on-time performance of 64%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 10% of other flights.
Delay Performance
1.2 of 5
Poor
Average Delay Time 50.666666666666664 min
This flight has an average delay of 50.666666666666664 minutes with a standard deviation of 47.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 24% of other flights.

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