background

(UA) United Airlines 4815 On-Time Performance Rating

Date Range:

15-Apr-2025 to 15-Jun-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
50
82%
Late
3
5%
Very Late
3
5%
Excessive
5
8%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
24
Codeshares
61
Average Delay (min.)
45.583333333333336
Standard Deviation
94.5
Min
0
Max
437

UA 4815 On-Time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 82%
Average Delay Time 45.583333333333336 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 47% of all other flights in the FlightStats database.
On-Time Performance Rating
4.2 of 5
Good
Percentage On-Time 82%
This flight has an on-time performance of 82%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 84% of other flights.
Delay Performance
0.6 of 5
Poor
Average Delay Time 45.583333333333336 min
This flight has an average delay of 45.583333333333336 minutes with a standard deviation of 94.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 12% of other flights.