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(UA) United Airlines 511 On-time Performance Rating

Date Range:

01-Sep-2018 to 31-Oct-2018

(BOS) Logan International Airport

Boston, MA, US

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
42
68%
Late
13
21%
Very Late
1
2%
Excessive
6
10%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
62
Total Delays ( > 1 min )
41
Codeshares
0
Average Delay (min.)
25
Standard Deviation
45
Min
0
Max
261

UA 511 On-time Performance Details

Overall Rating
1.3 of 5
Poor
Percentage On-Time 68%
Average Delay Time 25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.3 shows that this flight has on-time performance characteristics better than 25% of all other flights in the FlightStats database.
On-time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 68%
This flight has an on-time performance of 68%. 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
2.5 of 5
Average
Average Delay Time 25 min
This flight has an average delay of 25 minutes with a standard deviation of 45 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 50% of other flights.