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(KL) KLM 4057 On-Time Performance Rating

Date Range:

15-Apr-2025 to 15-Jun-2025

(SIN) Singapore Changi Airport

Singapore, SG

(SUB) Juanda International Airport

Surabaya, ID

On-Time Performance Chart

(using rounded numbers)
On-Time
35
60%
Late
13
22%
Very Late
8
14%
Excessive
2
3%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
58
Total Delays ( > 1 min )
39
Codeshares
58
Average Delay (min.)
20.205128205128204
Standard Deviation
14.8
Min
0
Max
59

KL 4057 On-Time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 60%
Average Delay Time 20.205128205128204 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.3 shows that this flight has on-time performance characteristics better than 45% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 60%
This flight has an on-time performance of 60%. 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
4.6 of 5
Very Good
Average Delay Time 20.205128205128204 min
This flight has an average delay of 20.205128205128204 minutes with a standard deviation of 14.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 92% of other flights.