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(KE) Korean Air 5420 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(FLL) Fort Lauderdale-Hollywood International Airport

Fort Lauderdale, FL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
30
67%
Late
7
16%
Very Late
4
9%
Excessive
3
7%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
45
Total Delays ( > 1 min )
33
Codeshares
45
Average Delay (min.)
20.78787878787879
Standard Deviation
24.1
Min
0
Max
119

KE 5420 On-Time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 67%
Average Delay Time 20.78787878787879 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 46% of all other flights in the FlightStats database.
On-Time Performance Rating
0.3 of 5
Very 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 7% of other flights.
Delay Performance
4.4 of 5
Good
Average Delay Time 20.78787878787879 min
This flight has an average delay of 20.78787878787879 minutes with a standard deviation of 24.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 88% of other flights.