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(CA) Air China 817 On-time Performance Rating

Date Range:

15-Aug-2018 to 15-Oct-2018

(PEK) Beijing Capital International Airport

Beijing, CN

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
35
61%
Late
8
14%
Very Late
6
11%
Excessive
8
14%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
57
Total Delays ( > 1 min )
41
Codeshares
0
Average Delay (min.)
29
Standard Deviation
37.9
Min
0
Max
145

CA 817 On-time Performance Details

Overall Rating
1.0 of 5
Poor
Percentage On-Time 61%
Average Delay Time 29 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1 shows that this flight has on-time performance characteristics better than 18% of all other flights in the FlightStats database.
On-time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 61%
This flight has an on-time performance of 61%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
1.9 of 5
Average
Average Delay Time 29 min
This flight has an average delay of 29 minutes with a standard deviation of 37.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 38% of other flights.