background

(UA) United Airlines 1129 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(DEN) Denver International Airport

Denver, CO, US

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
29
73%
Late
3
8%
Very Late
3
8%
Excessive
4
10%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
39
Total Delays ( > 1 min )
21
Codeshares
0
Average Delay (min.)
22.333333333333332
Standard Deviation
22.4
Min
0
Max
77

UA 1129 On-Time Performance Details

Overall Rating
3.9 of 5
Good
Percentage On-Time 74%
Average Delay Time 22.333333333333332 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 76% of all other flights in the FlightStats database.
On-Time Performance Rating
3.3 of 5
Average
Percentage On-Time 74%
This flight has an on-time performance of 74%. 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
4.4 of 5
Good
Average Delay Time 22.333333333333332 min
This flight has an average delay of 22.333333333333332 minutes with a standard deviation of 22.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 88% of other flights.

Other Stops for UA 1129