(UA) United Airlines 4238 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

(SHV) Shreveport Regional Airport

Shreveport, LA, US

On-Time Performance Chart

(using rounded numbers)

On-Time

76%

Late

Very Late

Excessive

Cancelled

12%

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

17.2

Standard Deviation

13.3

Min

Max

UA 4238 On-Time Performance Details

Overall Rating

3.6 of 5

Good

Percentage On-Time 77%

Average Delay Time 17.2 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.6 shows that this flight has on-time performance characteristics better than 70% of all other flights in the FlightStats database.

On-Time Performance Rating

3.3 of 5

Average

Percentage On-Time 77%

This flight has an on-time performance of 77%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 66% of other flights.

Delay Performance

3.8 of 5

Good

Average Delay Time 17.2 min

This flight has an average delay of 17.2 minutes with a standard deviation of 13.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.