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(UA) United Airlines 4563 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(IAD) Washington Dulles International Airport

Dulles, VA, US

(ROC) Frederick Douglass Greater Rochester Intl Airport

Rochester, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
16
57%
Late
3
11%
Very Late
1
4%
Excessive
3
11%
Cancelled
5
18%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
28
Total Delays ( > 1 min )
8
Codeshares
28
Average Delay (min.)
60.75
Standard Deviation
73.5
Min
0
Max
227

UA 4563 On-Time Performance Details

Overall Rating
0.3 of 5
Very Poor
Percentage On-Time 57%
Average Delay Time 60.75 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.3 shows that this flight has on-time performance characteristics better than 5% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 57%
This flight has an on-time performance of 57%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 1% of other flights.
Delay Performance
0.5 of 5
Very Poor
Average Delay Time 60.75 min
This flight has an average delay of 60.75 minutes with a standard deviation of 73.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 10% of other flights.

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