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(KE) Korean Air 3479 On-Time Performance Rating

Date Range:

15-Apr-2026 to 15-Jun-2026

(IAD) Washington Dulles International Airport

Dulles, VA, US

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
53
85%
Late
1
2%
Very Late
0
0%
Excessive
7
11%
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.)
89.41176470588235
Standard Deviation
153.4
Min
0
Max
496

KE 3479 On-Time Performance Details

Overall Rating
2.5 of 5
Average
Percentage On-Time 87%
Average Delay Time 89.41176470588235 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.5 shows that this flight has on-time performance characteristics better than 48% 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
0.0 of 5
Very Poor
Average Delay Time 89.41176470588235 min
This flight has an average delay of 89.41176470588235 minutes with a standard deviation of 153.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.