(UA) United Airlines 559 On-Time Performance Rating

Date Range:

15-Apr-2025 to 15-Jun-2025

(DEN) Denver International Airport

Denver, CO, US

(SAT) San Antonio International Airport

San Antonio, TX, US

On-Time Performance Chart

(using rounded numbers)

On-Time

73%

Late

13%

Very Late

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

31.2

Standard Deviation

28.3

Min

Max

UA 559 On-Time Performance Details

Overall Rating

2.2 of 5

Average

Percentage On-Time 73%

Average Delay Time 31.2 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.2 shows that this flight has on-time performance characteristics better than 43% of all other flights in the FlightStats database.

On-Time Performance Rating

1.7 of 5

Average

Percentage On-Time 73%

This flight has an on-time performance of 73%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 34% of other flights.

Delay Performance

2.7 of 5

Average

Average Delay Time 31.2 min

This flight has an average delay of 31.2 minutes with a standard deviation of 28.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.