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(KL) KLM 2511 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(JFK) New York John F. Kennedy International Airport

New York, NY, US

(LHR) London Heathrow Airport

London, EN, GB

On-Time Performance Chart

(using rounded numbers)
On-Time
26
55%
Late
12
26%
Very Late
3
6%
Excessive
5
11%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
47
Total Delays ( > 1 min )
34
Codeshares
47
Average Delay (min.)
26.029411764705884
Standard Deviation
29.4
Min
0
Max
132

KL 2511 On-Time Performance Details

Overall Rating
1.8 of 5
Average
Percentage On-Time 55%
Average Delay Time 26.029411764705884 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.8 shows that this flight has on-time performance characteristics better than 35% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 55%
This flight has an on-time performance of 55%. 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
3.6 of 5
Good
Average Delay Time 26.029411764705884 min
This flight has an average delay of 26.029411764705884 minutes with a standard deviation of 29.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.

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