background

(KL) KLM 8559 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(HAU) Haugesund Karmoy Airport

Haugesund, NO

(OSL) Oslo Gardermoen Airport

Oslo, NO

On-Time Performance Chart

(using rounded numbers)
On-Time
32
78%
Late
4
10%
Very Late
2
5%
Excessive
3
7%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
41
Total Delays ( > 1 min )
18
Codeshares
41
Average Delay (min.)
29.22222222222222
Standard Deviation
40.3
Min
0
Max
155

KL 8559 On-Time Performance Details

Overall Rating
3.7 of 5
Good
Percentage On-Time 78%
Average Delay Time 29.22222222222222 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.7 shows that this flight has on-time performance characteristics better than 73% of all other flights in the FlightStats database.
On-Time Performance Rating
3.9 of 5
Good
Percentage On-Time 78%
This flight has an on-time performance of 78%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 79% of other flights.
Delay Performance
3.5 of 5
Average
Average Delay Time 29.22222222222222 min
This flight has an average delay of 29.22222222222222 minutes with a standard deviation of 40.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.