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(KL) KLM 4251 On-Time Performance Rating

Date Range:

15-Aug-2025 to 15-Oct-2025

(ICN) Seoul Incheon International Airport

Seoul, KR

(NGO) Nagoya Chubu Centrair International Airport

Nagoya, JP

On-Time Performance Chart

(using rounded numbers)
On-Time
45
74%
Late
14
23%
Very Late
2
3%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
31
Codeshares
61
Average Delay (min.)
13.483870967741936
Standard Deviation
9.6
Min
0
Max
41

KL 4251 On-Time Performance Details

Overall Rating
3.0 of 5
Average
Percentage On-Time 74%
Average Delay Time 13.483870967741936 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3 shows that this flight has on-time performance characteristics better than 59% of all other flights in the FlightStats database.
On-Time Performance Rating
1.2 of 5
Poor
Percentage On-Time 74%
This flight has an on-time performance of 74%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 24% of other flights.
Delay Performance
4.8 of 5
Very Good
Average Delay Time 13.483870967741936 min
This flight has an average delay of 13.483870967741936 minutes with a standard deviation of 9.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 96% of other flights.