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(JL) JAL 7917 On-Time Performance Rating

Date Range:

15-May-2026 to 15-Jul-2026

(HKG) Hong Kong International Airport

Hong Kong, HK

(PER) Perth Airport

Perth, WA, AU

On-Time Performance Chart

(using rounded numbers)
On-Time
17
68%
Late
6
24%
Very Late
0
0%
Excessive
2
8%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
25
Total Delays ( > 1 min )
15
Codeshares
25
Average Delay (min.)
17.466666666666665
Standard Deviation
15.4
Min
0
Max
54

JL 7917 On-Time Performance Details

Overall Rating
2.7 of 5
Average
Percentage On-Time 68%
Average Delay Time 17.466666666666665 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.7 shows that this flight has on-time performance characteristics better than 52% of all other flights in the FlightStats database.
On-Time Performance Rating
0.9 of 5
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 18% of other flights.
Delay Performance
4.4 of 5
Good
Average Delay Time 17.466666666666665 min
This flight has an average delay of 17.466666666666665 minutes with a standard deviation of 15.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 88% of other flights.