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(UA) United Airlines 4338 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

(HRL) Harlingen Valley International Airport

Harlingen, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
36
84%
Late
1
2%
Very Late
3
7%
Excessive
2
5%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
43
Total Delays ( > 1 min )
11
Codeshares
43
Average Delay (min.)
31.454545454545453
Standard Deviation
40.4
Min
0
Max
138

UA 4338 On-Time Performance Details

Overall Rating
3.9 of 5
Good
Percentage On-Time 84%
Average Delay Time 31.454545454545453 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.9 shows that this flight has on-time performance characteristics better than 77% of all other flights in the FlightStats database.
On-Time Performance Rating
4.7 of 5
Very Good
Percentage On-Time 84%
This flight has an on-time performance of 84%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 95% of other flights.
Delay Performance
3.1 of 5
Average
Average Delay Time 31.454545454545453 min
This flight has an average delay of 31.454545454545453 minutes with a standard deviation of 40.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.