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(AK) AirAsia 421 On-Time Performance Rating

Date Range:

01-May-2025 to 30-Jun-2025

(KUL) Kuala Lumpur International Airport

Kuala Lumpur, MY

(BTJ) Sultan Iskandar Muda Airport

Banda Aceh, ID

On-Time Performance Chart

(using rounded numbers)
On-Time
39
70%
Late
7
13%
Very Late
4
7%
Excessive
6
11%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
56
Total Delays ( > 1 min )
30
Codeshares
0
Average Delay (min.)
34.833333333333336
Standard Deviation
54.1
Min
0
Max
289

AK 421 On-Time Performance Details

Overall Rating
1.6 of 5
Average
Percentage On-Time 70%
Average Delay Time 34.833333333333336 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.6 shows that this flight has on-time performance characteristics better than 31% of all other flights in the FlightStats database.
On-Time Performance Rating
0.9 of 5
Poor
Percentage On-Time 70%
This flight has an on-time performance of 70%. 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
2.3 of 5
Average
Average Delay Time 34.833333333333336 min
This flight has an average delay of 34.833333333333336 minutes with a standard deviation of 54.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.