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(KL) KLM 9621 On-Time Performance Rating

Date Range:

01-Apr-2026 to 31-May-2026

(YLW) Kelowna International Airport

Kelowna, BC, CA

(YYC) Calgary International Airport

Calgary, AB, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
61
84%
Late
4
5%
Very Late
3
4%
Excessive
4
5%
Cancelled
1
1%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
73
Total Delays ( > 1 min )
23
Codeshares
73
Average Delay (min.)
36.17391304347826
Standard Deviation
62.7
Min
0
Max
291

KL 9621 On-Time Performance Details

Overall Rating
2.9 of 5
Average
Percentage On-Time 84%
Average Delay Time 36.17391304347826 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.9 shows that this flight has on-time performance characteristics better than 56% of all other flights in the FlightStats database.
On-Time Performance Rating
4.2 of 5
Good
Percentage On-Time 84%
This flight has an on-time performance of 84%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 84% of other flights.
Delay Performance
1.5 of 5
Poor
Average Delay Time 36.17391304347826 min
This flight has an average delay of 36.17391304347826 minutes with a standard deviation of 62.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.