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(KL) KLM 5421 On-Time Performance Rating

Date Range:

15-Aug-2025 to 15-Oct-2025

(MCI) Kansas City International Airport

Kansas City, MO, US

(BOS) Boston Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
10
50%
Late
1
5%
Very Late
3
15%
Excessive
6
30%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
20
Total Delays ( > 1 min )
10
Codeshares
20
Average Delay (min.)
65.3
Standard Deviation
51.2
Min
0
Max
169

KL 5421 On-Time Performance Details

Overall Rating
0.1 of 5
Very Poor
Percentage On-Time 50%
Average Delay Time 65.3 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.1 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 50%
This flight has an on-time performance of 50%. 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
0.1 of 5
Very Poor
Average Delay Time 65.3 min
This flight has an average delay of 65.3 minutes with a standard deviation of 51.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 2% of other flights.