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(KL) KLM 6643 On-Time Performance Rating

Date Range:

01-Mar-2026 to 30-Apr-2026

(LWS) Lewiston-Nez Perce County Airport

Lewiston, ID, US

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
32
91%
Late
0
0%
Very Late
0
0%
Excessive
2
6%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
34
Total Delays ( > 1 min )
3
Codeshares
34
Average Delay (min.)
83.66666666666667
Standard Deviation
85.2
Min
0
Max
172

KL 6643 On-Time Performance Details

Overall Rating
2.6 of 5
Average
Percentage On-Time 94%
Average Delay Time 83.66666666666667 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.6 shows that this flight has on-time performance characteristics better than 51% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 94%
This flight has an on-time performance of 94%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 83.66666666666667 min
This flight has an average delay of 83.66666666666667 minutes with a standard deviation of 85.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 7% of other flights.

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