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(KE) Korean Air 3539 On-Time Performance Rating

Date Range:

01-Jun-2025 to 31-Jul-2025

(FSD) Sioux Falls Regional Airport

Sioux Falls, SD, US

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
51
84%
Late
5
8%
Very Late
1
2%
Excessive
2
3%
Cancelled
2
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
17
Codeshares
61
Average Delay (min.)
26.529411764705884
Standard Deviation
44.3
Min
0
Max
152

KE 3539 On-Time Performance Details

Overall Rating
4.6 of 5
Very Good
Percentage On-Time 84%
Average Delay Time 26.529411764705884 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.6 shows that this flight has on-time performance characteristics better than 90% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 84%
This flight has an on-time performance of 84%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
4.1 of 5
Good
Average Delay Time 26.529411764705884 min
This flight has an average delay of 26.529411764705884 minutes with a standard deviation of 44.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.