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(KE) Korean Air 3977 On-Time Performance Rating

Date Range:

01-Mar-2025 to 30-Apr-2025

(BOS) Boston Logan International Airport

Boston, MA, US

(RIC) Richmond International Airport

Richmond, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
47
84%
Late
6
11%
Very Late
0
0%
Excessive
3
5%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
56
Total Delays ( > 1 min )
15
Codeshares
56
Average Delay (min.)
34.733333333333334
Standard Deviation
53.9
Min
0
Max
218

KE 3977 On-Time Performance Details

Overall Rating
3.0 of 5
Average
Percentage On-Time 84%
Average Delay Time 34.733333333333334 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3 shows that this flight has on-time performance characteristics better than 58% of all other flights in the FlightStats database.
On-Time Performance Rating
4.2 of 5
Good
Percentage On-Time 84%
This flight has an on-time performance of 84%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 84% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 34.733333333333334 min
This flight has an average delay of 34.733333333333334 minutes with a standard deviation of 53.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.

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