background

(OZ) Asiana Airlines 9528 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
41
77%
Late
3
6%
Very Late
3
6%
Excessive
6
11%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
53
Total Delays ( > 1 min )
20
Codeshares
53
Average Delay (min.)
51.3
Standard Deviation
68.4
Min
0
Max
213

OZ 9528 On-Time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 77%
Average Delay Time 51.3 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.3 shows that this flight has on-time performance characteristics better than 44% of all other flights in the FlightStats database.
On-Time Performance Rating
3.9 of 5
Good
Percentage On-Time 77%
This flight has an on-time performance of 77%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 79% of other flights.
Delay Performance
0.6 of 5
Poor
Average Delay Time 51.3 min
This flight has an average delay of 51.3 minutes with a standard deviation of 68.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 12% of other flights.