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(UA) United Airlines 4815 On-Time Performance Rating

Date Range:

01-Sep-2025 to 31-Oct-2025

(IAD) Washington Dulles International Airport

Dulles, VA, US

(CHO) Charlottesville Albemarle Airport

Charlottesville, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
38
81%
Late
5
11%
Very Late
1
2%
Excessive
3
6%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
47
Total Delays ( > 1 min )
19
Codeshares
47
Average Delay (min.)
22.526315789473685
Standard Deviation
26.5
Min
0
Max
79

UA 4815 On-Time Performance Details

Overall Rating
3.8 of 5
Good
Percentage On-Time 81%
Average Delay Time 22.526315789473685 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.8 shows that this flight has on-time performance characteristics better than 75% of all other flights in the FlightStats database.
On-Time Performance Rating
3.8 of 5
Good
Percentage On-Time 81%
This flight has an on-time performance of 81%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 76% of other flights.
Delay Performance
3.8 of 5
Good
Average Delay Time 22.526315789473685 min
This flight has an average delay of 22.526315789473685 minutes with a standard deviation of 26.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.