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(KL) KLM 6644 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(JFK) New York John F. Kennedy International Airport

New York, NY, US

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
23
53%
Late
4
9%
Very Late
2
5%
Excessive
9
21%
Cancelled
5
12%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
43
Total Delays ( > 1 min )
25
Codeshares
43
Average Delay (min.)
40.84
Standard Deviation
40.8
Min
0
Max
133

KL 6644 On-Time Performance Details

Overall Rating
0.6 of 5
Poor
Percentage On-Time 54%
Average Delay Time 40.84 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.6 shows that this flight has on-time performance characteristics better than 11% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 54%
This flight has an on-time performance of 54%. 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
1.2 of 5
Poor
Average Delay Time 40.84 min
This flight has an average delay of 40.84 minutes with a standard deviation of 40.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 24% of other flights.

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