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(KL) KLM 5521 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(YYZ) Toronto Pearson International Airport

Toronto, ON, CA

(JFK) New York John F. Kennedy International Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
34
87%
Late
1
3%
Very Late
1
3%
Excessive
2
5%
Cancelled
1
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
39
Total Delays ( > 1 min )
12
Codeshares
39
Average Delay (min.)
32.75
Standard Deviation
51.6
Min
0
Max
161

KL 5521 On-Time Performance Details

Overall Rating
3.3 of 5
Average
Percentage On-Time 87%
Average Delay Time 32.75 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.3 shows that this flight has on-time performance characteristics better than 65% of all other flights in the FlightStats database.
On-Time Performance Rating
4.5 of 5
Good
Percentage On-Time 87%
This flight has an on-time performance of 87%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 90% of other flights.
Delay Performance
2.1 of 5
Average
Average Delay Time 32.75 min
This flight has an average delay of 32.75 minutes with a standard deviation of 51.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.

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