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(KE) Korean Air 6731 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(SFO) San Francisco International Airport

San Francisco, CA, US

(BOS) Boston Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
20
45%
Late
6
14%
Very Late
6
14%
Excessive
11
25%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
43
Total Delays ( > 1 min )
31
Codeshares
43
Average Delay (min.)
38.16129032258065
Standard Deviation
32
Min
0
Max
159

KE 6731 On-Time Performance Details

Overall Rating
1.2 of 5
Poor
Percentage On-Time 47%
Average Delay Time 38.16129032258065 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.2 shows that this flight has on-time performance characteristics better than 22% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 47%
This flight has an on-time performance of 47%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
2.3 of 5
Average
Average Delay Time 38.16129032258065 min
This flight has an average delay of 38.16129032258065 minutes with a standard deviation of 32 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.