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(KE) Korean Air 3439 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

(LEX) Blue Grass Airport

Lexington, KY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
44
76%
Late
0
0%
Very Late
2
3%
Excessive
9
16%
Cancelled
2
3%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
57
Total Delays ( > 1 min )
16
Codeshares
57
Average Delay (min.)
82.9375
Standard Deviation
85.9
Min
0
Max
309

KE 3439 On-Time Performance Details

Overall Rating
1.9 of 5
Average
Percentage On-Time 77%
Average Delay Time 82.9375 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.9 shows that this flight has on-time performance characteristics better than 37% of all other flights in the FlightStats database.
On-Time Performance Rating
3.8 of 5
Good
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 76% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 82.9375 min
This flight has an average delay of 82.9375 minutes with a standard deviation of 85.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.