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(KE) Korean Air 3509 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(DHN) Dothan Regional Airport

Dothan, AL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
41
68%
Late
6
10%
Very Late
2
3%
Excessive
9
15%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
26
Codeshares
59
Average Delay (min.)
39.80769230769231
Standard Deviation
44.7
Min
0
Max
190

KE 3509 On-Time Performance Details

Overall Rating
0.9 of 5
Poor
Percentage On-Time 70%
Average Delay Time 39.80769230769231 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.9 shows that this flight has on-time performance characteristics better than 16% of all other flights in the FlightStats database.
On-Time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 70%
This flight has an on-time performance of 70%. 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
1.4 of 5
Poor
Average Delay Time 39.80769230769231 min
This flight has an average delay of 39.80769230769231 minutes with a standard deviation of 44.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 27% of other flights.