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(UA) United Airlines 4378 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

(LIT) Bill and Hillary Clinton National Airport

Little Rock, AR, US

On-Time Performance Chart

(using rounded numbers)
On-Time
12
80%
Late
1
7%
Very Late
1
7%
Excessive
1
7%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
15
Total Delays ( > 1 min )
5
Codeshares
15
Average Delay (min.)
23.8
Standard Deviation
17.6
Min
0
Max
50

UA 4378 On-Time Performance Details

Overall Rating
3.0 of 5
Average
Percentage On-Time 80%
Average Delay Time 23.8 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3 shows that this flight has on-time performance characteristics better than 59% of all other flights in the FlightStats database.
On-Time Performance Rating
2.9 of 5
Average
Percentage On-Time 80%
This flight has an on-time performance of 80%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 58% of other flights.
Delay Performance
3.1 of 5
Average
Average Delay Time 23.8 min
This flight has an average delay of 23.8 minutes with a standard deviation of 17.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.

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