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(KL) KLM 4977 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(HIJ) Hiroshima Airport

Hiroshima, JP

(TPE) Taiwan Taoyuan International Airport

Taipei, TW

On-Time Performance Chart

(using rounded numbers)
On-Time
26
65%
Late
7
18%
Very Late
7
18%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
40
Total Delays ( > 1 min )
29
Codeshares
40
Average Delay (min.)
17.344827586206897
Standard Deviation
11.7
Min
0
Max
41

KL 4977 On-Time Performance Details

Overall Rating
2.5 of 5
Average
Percentage On-Time 65%
Average Delay Time 17.344827586206897 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.5 shows that this flight has on-time performance characteristics better than 49% of all other flights in the FlightStats database.
On-Time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 65%
This flight has an on-time performance of 65%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 7% of other flights.
Delay Performance
4.7 of 5
Very Good
Average Delay Time 17.344827586206897 min
This flight has an average delay of 17.344827586206897 minutes with a standard deviation of 11.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 93% of other flights.