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(UA) United Airlines 1129 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(EWR) Newark Liberty International Airport

Newark, NJ, US

(SAN) San Diego International Airport

San Diego, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
20
91%
Late
0
0%
Very Late
1
5%
Excessive
1
5%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
22
Total Delays ( > 1 min )
6
Codeshares
0
Average Delay (min.)
30.833333333333332
Standard Deviation
52.6
Min
0
Max
136

UA 1129 On-Time Performance Details

Overall Rating
4.0 of 5
Good
Percentage On-Time 91%
Average Delay Time 30.833333333333332 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4 shows that this flight has on-time performance characteristics better than 79% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 91%
This flight has an on-time performance of 91%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 98% of other flights.
Delay Performance
3.1 of 5
Average
Average Delay Time 30.833333333333332 min
This flight has an average delay of 30.833333333333332 minutes with a standard deviation of 52.6 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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