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(KE) Korean Air 3984 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(CMH) John Glenn Columbus International Airport

Columbus, OH, US

(BOS) Boston Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
59
97%
Late
0
0%
Very Late
0
0%
Excessive
1
2%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
1
Codeshares
61
Average Delay (min.)
128
Standard Deviation
0
Min
0
Max
128

KE 3984 On-Time Performance Details

Overall Rating
2.7 of 5
Average
Percentage On-Time 97%
Average Delay Time 128 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
5.0 of 5
Very Good
Percentage On-Time 97%
This flight has an on-time performance of 97%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 128 min
This flight has an average delay of 128 minutes with a standard deviation of 0 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 5% of other flights.