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(KL) KLM 9557 On-Time Performance Rating

Date Range:

01-Mar-2026 to 30-Apr-2026

(YOW) Ottawa Macdonald-Cartier International Airport

Ottawa, ON, CA

(YYC) Calgary International Airport

Calgary, AB, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
11
48%
Late
6
26%
Very Late
2
9%
Excessive
4
17%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
23
Total Delays ( > 1 min )
18
Codeshares
23
Average Delay (min.)
32.111111111111114
Standard Deviation
31.1
Min
0
Max
112

KL 9557 On-Time Performance Details

Overall Rating
1.4 of 5
Poor
Percentage On-Time 48%
Average Delay Time 32.111111111111114 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.4 shows that this flight has on-time performance characteristics better than 26% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 48%
This flight has an on-time performance of 48%. 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
2.7 of 5
Average
Average Delay Time 32.111111111111114 min
This flight has an average delay of 32.111111111111114 minutes with a standard deviation of 31.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.

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