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(KL) KLM 4891 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(SYD) Sydney Kingsford Smith International Airport

Sydney, NSW, AU

(SIN) Singapore Changi Airport

Singapore, SG

On-Time Performance Chart

(using rounded numbers)
On-Time
33
60%
Late
6
11%
Very Late
5
9%
Excessive
8
15%
Cancelled
0
0%
Diverted
3
5%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
52
Total Delays ( > 1 min )
29
Codeshares
52
Average Delay (min.)
31.551724137931036
Standard Deviation
26.1
Min
0
Max
90

KL 4891 On-Time Performance Details

Overall Rating
1.2 of 5
Poor
Percentage On-Time 64%
Average Delay Time 31.551724137931036 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.2 shows that this flight has on-time performance characteristics better than 22% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 64%
This flight has an on-time performance of 64%. 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
2.3 of 5
Average
Average Delay Time 31.551724137931036 min
This flight has an average delay of 31.551724137931036 minutes with a standard deviation of 26.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.