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(KL) KLM 3821 On-Time Performance Rating

Date Range:

01-Sep-2026 to 31-Oct-2026

(GLA) Glasgow Airport

Glasgow, SC, GB

(LSI) Sumburgh Airport

Shetland Islands, SC, GB

On-Time Performance Chart

(using rounded numbers)
On-Time
51
85%
Late
2
3%
Very Late
2
3%
Excessive
3
5%
Cancelled
2
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
22
Codeshares
60
Average Delay (min.)
36.54545454545455
Standard Deviation
73.6
Min
0
Max
302

KL 3821 On-Time Performance Details

Overall Rating
3.1 of 5
Average
Percentage On-Time 85%
Average Delay Time 36.54545454545455 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.1 shows that this flight has on-time performance characteristics better than 60% of all other flights in the FlightStats database.
On-Time Performance Rating
4.6 of 5
Very Good
Percentage On-Time 85%
This flight has an on-time performance of 85%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 92% of other flights.
Delay Performance
1.5 of 5
Poor
Average Delay Time 36.54545454545455 min
This flight has an average delay of 36.54545454545455 minutes with a standard deviation of 73.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.