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(AK) AirAsia 1521 On-Time Performance Rating

Date Range:

15-May-2026 to 15-Jul-2026

(SZX) Shenzhen Bao'an International Airport

Shenzhen, CN

(BKI) Kota Kinabalu International Airport

Kota Kinabalu, MY

On-Time Performance Chart

(using rounded numbers)
On-Time
42
69%
Late
5
8%
Very Late
1
2%
Excessive
13
21%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
27
Codeshares
0
Average Delay (min.)
44.888888888888886
Standard Deviation
37.7
Min
0
Max
139

AK 1521 On-Time Performance Details

Overall Rating
0.9 of 5
Poor
Percentage On-Time 69%
Average Delay Time 44.888888888888886 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.9 shows that this flight has on-time performance characteristics better than 16% of all other flights in the FlightStats database.
On-Time Performance Rating
0.6 of 5
Poor
Percentage On-Time 69%
This flight has an on-time performance of 69%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 12% of other flights.
Delay Performance
1.1 of 5
Poor
Average Delay Time 44.888888888888886 min
This flight has an average delay of 44.888888888888886 minutes with a standard deviation of 37.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 21% of other flights.