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(KE) Korean Air 3520 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(CMH) John Glenn Columbus International Airport

Columbus, OH, US

On-Time Performance Chart

(using rounded numbers)
On-Time
53
85%
Late
6
10%
Very Late
1
2%
Excessive
1
2%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
17
Codeshares
61
Average Delay (min.)
14.882352941176471
Standard Deviation
13.3
Min
0
Max
45

KE 3520 On-Time Performance Details

Overall Rating
4.7 of 5
Very Good
Percentage On-Time 87%
Average Delay Time 14.882352941176471 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.7 shows that this flight has on-time performance characteristics better than 93% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 87%
This flight has an on-time performance of 87%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 97% of other flights.
Delay Performance
4.5 of 5
Good
Average Delay Time 14.882352941176471 min
This flight has an average delay of 14.882352941176471 minutes with a standard deviation of 13.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 90% of other flights.