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(KL) KLM 9640 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(YYC) Calgary International Airport

Calgary, AB, CA

(YLW) Kelowna International Airport

Kelowna, BC, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
53
79%
Late
6
9%
Very Late
2
3%
Excessive
4
6%
Cancelled
2
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
67
Total Delays ( > 1 min )
27
Codeshares
67
Average Delay (min.)
20.85185185185185
Standard Deviation
25
Min
0
Max
95

KL 9640 On-Time Performance Details

Overall Rating
3.5 of 5
Average
Percentage On-Time 79%
Average Delay Time 20.85185185185185 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.5 shows that this flight has on-time performance characteristics better than 68% of all other flights in the FlightStats database.
On-Time Performance Rating
2.7 of 5
Average
Percentage On-Time 79%
This flight has an on-time performance of 79%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 54% of other flights.
Delay Performance
4.2 of 5
Good
Average Delay Time 20.85185185185185 min
This flight has an average delay of 20.85185185185185 minutes with a standard deviation of 25 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 84% of other flights.

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