background

(CA) Air China 4839 On-time Performance Rating

Date Range:

01-Sep-2018 to 31-Oct-2018

(SJW) Shijiazhuang Zhengding International Airport

Shijiazhuang, CN

(HAK) Haikou Meilan International Airport

Haikou, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
11
58%
Late
5
26%
Very Late
2
11%
Excessive
1
5%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
19
Total Delays ( > 1 min )
14
Codeshares
19
Average Delay (min.)
19
Standard Deviation
21.3
Min
0
Max
78

CA 4839 On-time Performance Details

Overall Rating
1.8 of 5
Average
Percentage On-Time 58%
Average Delay Time 19 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.8 shows that this flight has on-time performance characteristics better than 35% of all other flights in the FlightStats database.
On-time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 58%
This flight has an on-time performance of 58%. 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
3.5 of 5
Average
Average Delay Time 19 min
This flight has an average delay of 19 minutes with a standard deviation of 21.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.