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(UA) United Airlines 4276 On-Time Performance Rating

Date Range:

01-Apr-2026 to 31-May-2026

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

(PBC) Hermanos Serdan International Airport

Puebla, MX

On-Time Performance Chart

(using rounded numbers)
On-Time
47
72%
Late
4
6%
Very Late
2
3%
Excessive
8
12%
Cancelled
0
0%
Diverted
4
6%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
31
Codeshares
61
Average Delay (min.)
30.29032258064516
Standard Deviation
34.7
Min
0
Max
135

UA 4276 On-Time Performance Details

Overall Rating
2.1 of 5
Average
Percentage On-Time 77%
Average Delay Time 30.29032258064516 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.1 shows that this flight has on-time performance characteristics better than 41% of all other flights in the FlightStats database.
On-Time Performance Rating
1.5 of 5
Poor
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 31% of other flights.
Delay Performance
2.7 of 5
Average
Average Delay Time 30.29032258064516 min
This flight has an average delay of 30.29032258064516 minutes with a standard deviation of 34.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.