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(UA) United Airlines 4331 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

(TUL) Tulsa International Airport

Tulsa, OK, US

On-Time Performance Chart

(using rounded numbers)
On-Time
25
68%
Late
5
14%
Very Late
4
11%
Excessive
2
5%
Cancelled
1
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
37
Total Delays ( > 1 min )
13
Codeshares
37
Average Delay (min.)
34.84615384615385
Standard Deviation
34.2
Min
0
Max
141

UA 4331 On-Time Performance Details

Overall Rating
1.6 of 5
Average
Percentage On-Time 68%
Average Delay Time 34.84615384615385 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.6 shows that this flight has on-time performance characteristics better than 30% of all other flights in the FlightStats database.
On-Time Performance Rating
0.8 of 5
Poor
Percentage On-Time 68%
This flight has an on-time performance of 68%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 16% of other flights.
Delay Performance
2.3 of 5
Average
Average Delay Time 34.84615384615385 min
This flight has an average delay of 34.84615384615385 minutes with a standard deviation of 34.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.

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