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(WN) Southwest Airlines 623 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(SJC) San Jose Mineta International Airport

San Jose, CA, US

(MDW) Chicago Midway International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
3
60%
Late
1
20%
Very Late
1
20%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
5
Total Delays ( > 1 min )
3
Codeshares
0
Average Delay (min.)
17
Standard Deviation
15.5
Min
0
Max
32

WN 623 On-Time Performance Details

Overall Rating
2.5 of 5
Average
Percentage On-Time 60%
Average Delay Time 17 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.5 shows that this flight has on-time performance characteristics better than 49% of all other flights in the FlightStats database.
On-Time Performance Rating
1.4 of 5
Poor
Percentage On-Time 60%
This flight has an on-time performance of 60%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 27% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 17 min
This flight has an average delay of 17 minutes with a standard deviation of 15.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.

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