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(UA) United Airlines 439 On-Time Performance Rating

Date Range:

15-Jun-2025 to 15-Aug-2025

(AUS) Austin-Bergstrom International Airport

Austin, TX, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
18
35%
Late
9
17%
Very Late
3
6%
Excessive
17
33%
Cancelled
3
6%
Diverted
2
4%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
50
Total Delays ( > 1 min )
35
Codeshares
0
Average Delay (min.)
62.628571428571426
Standard Deviation
68
Min
0
Max
327

UA 439 On-Time Performance Details

Overall Rating
0.1 of 5
Very Poor
Percentage On-Time 36%
Average Delay Time 62.628571428571426 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.1 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 36%
This flight has an on-time performance of 36%. 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
0.1 of 5
Very Poor
Average Delay Time 62.628571428571426 min
This flight has an average delay of 62.628571428571426 minutes with a standard deviation of 68 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 1% of other flights.

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