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(OZ) Asiana Airlines 9540 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
35
56%
Late
3
5%
Very Late
4
6%
Excessive
18
29%
Cancelled
0
0%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
33
Codeshares
60
Average Delay (min.)
57.24242424242424
Standard Deviation
51.9
Min
0
Max
228

OZ 9540 On-Time Performance Details

Overall Rating
0.0 of 5
Very Poor
Percentage On-Time 58%
Average Delay Time 57.24242424242424 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 58%
This flight has an on-time performance of 58%. 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
0.0 of 5
Very Poor
Average Delay Time 57.24242424242424 min
This flight has an average delay of 57.24242424242424 minutes with a standard deviation of 51.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.