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(OZ) Asiana Airlines 521 On-time Performance Rating

Date Range:

01-Aug-2018 to 30-Sep-2018

(ICN) Incheon International Airport

Seoul, KR

(LHR) London Heathrow Airport

London, EN, GB

On-Time Performance Chart

(using rounded numbers)
On-Time
38
61%
Late
13
21%
Very Late
4
6%
Excessive
7
11%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
62
Total Delays ( > 1 min )
45
Codeshares
0
Average Delay (min.)
24
Standard Deviation
22.2
Min
0
Max
86

OZ 521 On-time Performance Details

Overall Rating
1.8 of 5
Average
Percentage On-Time 61%
Average Delay Time 24 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.8 shows that this flight has on-time performance characteristics better than 34% of all other flights in the FlightStats database.
On-time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 61%
This flight has an on-time performance of 61%. 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
3.5 of 5
Average
Average Delay Time 24 min
This flight has an average delay of 24 minutes with a standard deviation of 22.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.