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(KE) Korean Air 5311 On-Time Performance Rating

Date Range:

01-Aug-2026 to 30-Sep-2026

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(CHA) Chattanooga Metropolitan Airport

Chattanooga, TN, US

On-Time Performance Chart

(using rounded numbers)
On-Time
47
77%
Late
7
11%
Very Late
0
0%
Excessive
6
10%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
20
Codeshares
61
Average Delay (min.)
62.15
Standard Deviation
129.6
Min
0
Max
580

KE 5311 On-Time Performance Details

Overall Rating
1.7 of 5
Average
Percentage On-Time 77%
Average Delay Time 62.15 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.7 shows that this flight has on-time performance characteristics better than 33% of all other flights in the FlightStats database.
On-Time Performance Rating
3.3 of 5
Average
Percentage On-Time 77%
This flight has an on-time performance of 77%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 66% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 62.15 min
This flight has an average delay of 62.15 minutes with a standard deviation of 129.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 1% of other flights.