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(KL) KLM 4091 On-Time Performance Rating

Date Range:

15-Aug-2025 to 15-Oct-2025

(KUL) Kuala Lumpur International Airport

Kuala Lumpur, MY

(SIN) Singapore Changi Airport

Singapore, SG

On-Time Performance Chart

(using rounded numbers)
On-Time
34
61%
Late
15
27%
Very Late
6
11%
Excessive
1
2%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
56
Total Delays ( > 1 min )
39
Codeshares
56
Average Delay (min.)
17.333333333333332
Standard Deviation
12.1
Min
0
Max
55

KL 4091 On-Time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 61%
Average Delay Time 17.333333333333332 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 46% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 61%
This flight has an on-time performance of 61%. 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
4.7 of 5
Very Good
Average Delay Time 17.333333333333332 min
This flight has an average delay of 17.333333333333332 minutes with a standard deviation of 12.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 95% of other flights.