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(KL) KLM 4077 On-Time Performance Rating

Date Range:

15-Apr-2025 to 15-Jun-2025

(HAN) Hanoi Noi Bai International Airport

Hanoi, VN

(BKK) Bangkok Suvarnabhumi International Airport

Bangkok, TH

On-Time Performance Chart

(using rounded numbers)
On-Time
42
72%
Late
10
17%
Very Late
5
9%
Excessive
1
2%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
58
Total Delays ( > 1 min )
36
Codeshares
58
Average Delay (min.)
15.805555555555555
Standard Deviation
12.9
Min
0
Max
48

KL 4077 On-Time Performance Details

Overall Rating
3.0 of 5
Average
Percentage On-Time 72%
Average Delay Time 15.805555555555555 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3 shows that this flight has on-time performance characteristics better than 58% of all other flights in the FlightStats database.
On-Time Performance Rating
1.1 of 5
Poor
Percentage On-Time 72%
This flight has an on-time performance of 72%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 21% of other flights.
Delay Performance
4.8 of 5
Very Good
Average Delay Time 15.805555555555555 min
This flight has an average delay of 15.805555555555555 minutes with a standard deviation of 12.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 96% of other flights.