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(UA) United Airlines 2129 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(SAN) San Diego International Airport

San Diego, CA, US

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
50
88%
Late
4
7%
Very Late
1
2%
Excessive
2
4%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
57
Total Delays ( > 1 min )
11
Codeshares
0
Average Delay (min.)
26.09090909090909
Standard Deviation
21.6
Min
0
Max
72

UA 2129 On-Time Performance Details

Overall Rating
4.2 of 5
Good
Percentage On-Time 88%
Average Delay Time 26.09090909090909 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.2 shows that this flight has on-time performance characteristics better than 83% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 88%
This flight has an on-time performance of 88%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
3.5 of 5
Average
Average Delay Time 26.09090909090909 min
This flight has an average delay of 26.09090909090909 minutes with a standard deviation of 21.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.