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(UA) United Airlines 4845 On-time Performance Rating

Date Range:

01-Sep-2018 to 31-Oct-2018

(IAD) Washington Dulles International Airport

Dulles, VA, US

(TYS) McGhee Tyson Airport

Knoxville, TN, US

On-Time Performance Chart

(using rounded numbers)
On-Time
49
86%
Late
0
0%
Very Late
2
4%
Excessive
6
11%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
57
Total Delays ( > 1 min )
10
Codeshares
57
Average Delay (min.)
54
Standard Deviation
39.5
Min
7
Max
142

UA 4845 On-time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 86%
Average Delay Time 54 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.3 shows that this flight has on-time performance characteristics better than 46% of all other flights in the FlightStats database.
On-time Performance Rating
4.6 of 5
Very Good
Percentage On-Time 86%
This flight has an on-time performance of 86%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 92% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 54 min
This flight has an average delay of 54 minutes with a standard deviation of 39.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 2% of other flights.