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(KL) KLM 6444 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
22
63%
Late
4
11%
Very Late
4
11%
Excessive
5
14%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
35
Total Delays ( > 1 min )
18
Codeshares
35
Average Delay (min.)
49.55555555555556
Standard Deviation
58.7
Min
0
Max
231

KL 6444 On-Time Performance Details

Overall Rating
0.4 of 5
Very Poor
Percentage On-Time 63%
Average Delay Time 49.55555555555556 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.4 shows that this flight has on-time performance characteristics better than 7% of all other flights in the FlightStats database.
On-Time Performance Rating
0.2 of 5
Very Poor
Percentage On-Time 63%
This flight has an on-time performance of 63%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 4% of other flights.
Delay Performance
0.6 of 5
Poor
Average Delay Time 49.55555555555556 min
This flight has an average delay of 49.55555555555556 minutes with a standard deviation of 58.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 12% of other flights.

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