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(UA) United Airlines 1537 On-Time Performance Rating

Date Range:

15-Feb-2025 to 15-Apr-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
28
82%
Late
0
0%
Very Late
1
3%
Excessive
4
12%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
33
Total Delays ( > 1 min )
8
Codeshares
0
Average Delay (min.)
68.75
Standard Deviation
80.7
Min
0
Max
223

UA 1537 On-Time Performance Details

Overall Rating
2.1 of 5
Average
Percentage On-Time 85%
Average Delay Time 68.75 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.1 shows that this flight has on-time performance characteristics better than 41% of all other flights in the FlightStats database.
On-Time Performance Rating
4.1 of 5
Good
Percentage On-Time 85%
This flight has an on-time performance of 85%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 82% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 68.75 min
This flight has an average delay of 68.75 minutes with a standard deviation of 80.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 2% of other flights.

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