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(KE) Korean Air 3666 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(BUF) Buffalo Niagara International Airport

Buffalo, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
41
67%
Late
8
13%
Very Late
4
7%
Excessive
2
3%
Cancelled
6
10%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
31
Codeshares
61
Average Delay (min.)
17.806451612903224
Standard Deviation
16.7
Min
0
Max
74

KE 3666 On-Time Performance Details

Overall Rating
2.7 of 5
Average
Percentage On-Time 67%
Average Delay Time 17.806451612903224 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.7 shows that this flight has on-time performance characteristics better than 52% of all other flights in the FlightStats database.
On-Time Performance Rating
0.6 of 5
Poor
Percentage On-Time 67%
This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 12% of other flights.
Delay Performance
4.7 of 5
Very Good
Average Delay Time 17.806451612903224 min
This flight has an average delay of 17.806451612903224 minutes with a standard deviation of 16.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 95% of other flights.