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(WN) Southwest Airlines 991 On-time Performance Rating

Date Range:

15-Dec-2018 to 15-Feb-2019

(AUS) Austin-Bergstrom International Airport

Austin, TX, US

(SJC) Norman Y. Mineta San Jose International Airport

San Jose, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
21
70%
Late
4
13%
Very Late
3
10%
Excessive
2
7%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
30
Total Delays ( > 1 min )
14
Codeshares
0
Average Delay (min.)
23
Standard Deviation
19.3
Min
1
Max
64

WN 991 On-time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 70%
Average Delay Time 23 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 45% of all other flights in the FlightStats database.
On-time Performance Rating
1.1 of 5
Poor
Percentage On-Time 70%
This flight has an on-time performance of 70%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 21% of other flights.
Delay Performance
3.5 of 5
Average
Average Delay Time 23 min
This flight has an average delay of 23 minutes with a standard deviation of 19.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.