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(UA) United Airlines 454 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(IAD) Washington Dulles International Airport

Dulles, VA, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
18
55%
Late
5
15%
Very Late
4
12%
Excessive
6
18%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
33
Total Delays ( > 1 min )
19
Codeshares
0
Average Delay (min.)
41.421052631578945
Standard Deviation
39.8
Min
0
Max
163

UA 454 On-Time Performance Details

Overall Rating
0.8 of 5
Poor
Percentage On-Time 55%
Average Delay Time 41.421052631578945 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.8 shows that this flight has on-time performance characteristics better than 14% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 55%
This flight has an on-time performance of 55%. 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
1.5 of 5
Poor
Average Delay Time 41.421052631578945 min
This flight has an average delay of 41.421052631578945 minutes with a standard deviation of 39.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.

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