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(AK) AirAsia 1521 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-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
50
85%
Late
4
7%
Very Late
1
2%
Excessive
4
7%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
25
Codeshares
0
Average Delay (min.)
20.92
Standard Deviation
25.4
Min
0
Max
101

AK 1521 On-Time Performance Details

Overall Rating
4.3 of 5
Good
Percentage On-Time 85%
Average Delay Time 20.92 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.3 shows that this flight has on-time performance characteristics better than 84% of all other flights in the FlightStats database.
On-Time Performance Rating
4.4 of 5
Good
Percentage On-Time 85%
This flight has an on-time performance of 85%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 88% of other flights.
Delay Performance
4.1 of 5
Good
Average Delay Time 20.92 min
This flight has an average delay of 20.92 minutes with a standard deviation of 25.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.