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(UA) United Airlines 540 On-Time Performance Rating

Date Range:

15-Jun-2025 to 15-Aug-2025

(DEN) Denver International Airport

Denver, CO, US

(SAN) San Diego International Airport

San Diego, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
29
49%
Late
9
15%
Very Late
9
15%
Excessive
11
19%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
38
Codeshares
0
Average Delay (min.)
43.421052631578945
Standard Deviation
48.7
Min
0
Max
254

UA 540 On-Time Performance Details

Overall Rating
0.6 of 5
Poor
Percentage On-Time 49%
Average Delay Time 43.421052631578945 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.6 shows that this flight has on-time performance characteristics better than 11% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 49%
This flight has an on-time performance of 49%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
1.2 of 5
Poor
Average Delay Time 43.421052631578945 min
This flight has an average delay of 43.421052631578945 minutes with a standard deviation of 48.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 24% of other flights.