background

(JL) JAL 521 On-time Performance Rating

Date Range:

01-Sep-2019 to 31-Oct-2019

(HND) Haneda Airport

Tokyo, JP

(CTS) New Chitose Airport

Sapporo, JP

On-Time Performance Chart

(using rounded numbers)
On-Time
38
62%
Late
9
15%
Very Late
7
11%
Excessive
7
11%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
58
Codeshares
0
Average Delay (min.)
20
Standard Deviation
22.3
Min
0
Max
126

JL 521 On-time Performance Details

Overall Rating
2.1 of 5
Average
Percentage On-Time 62%
Average Delay Time 20 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.1 shows that this flight has on-time performance characteristics better than 40% of all other flights in the FlightStats database.
On-time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 62%
This flight has an on-time performance of 62%. 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
4.1 of 5
Good
Average Delay Time 20 min
This flight has an average delay of 20 minutes with a standard deviation of 22.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.