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(KL) KLM 5423 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
42
72%
Late
5
9%
Very Late
2
3%
Excessive
5
9%
Cancelled
2
3%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
56
Total Delays ( > 1 min )
28
Codeshares
56
Average Delay (min.)
23.821428571428573
Standard Deviation
26.4
Min
0
Max
105

KL 5423 On-Time Performance Details

Overall Rating
3.3 of 5
Average
Percentage On-Time 75%
Average Delay Time 23.821428571428573 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.3 shows that this flight has on-time performance characteristics better than 65% of all other flights in the FlightStats database.
On-Time Performance Rating
2.5 of 5
Average
Percentage On-Time 75%
This flight has an on-time performance of 75%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 50% of other flights.
Delay Performance
4.1 of 5
Good
Average Delay Time 23.821428571428573 min
This flight has an average delay of 23.821428571428573 minutes with a standard deviation of 26.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.