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(WN) Southwest Airlines 588 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(SJC) San Jose Mineta International Airport

San Jose, CA, US

(PDX) Portland International Airport

Portland, OR, US

On-Time Performance Chart

(using rounded numbers)
On-Time
1
50%
Late
0
0%
Very Late
0
0%
Excessive
1
50%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
2
Total Delays ( > 1 min )
2
Codeshares
0
Average Delay (min.)
77
Standard Deviation
104.7
Min
3
Max
151

WN 588 On-Time Performance Details

Overall Rating
0.8 of 5
Poor
Percentage On-Time 50%
Average Delay Time 77 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.8 shows that this flight has on-time performance characteristics better than 15% of all other flights in the FlightStats database.
On-Time Performance Rating
0.9 of 5
Poor
Percentage On-Time 50%
This flight has an on-time performance of 50%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 18% of other flights.
Delay Performance
0.7 of 5
Poor
Average Delay Time 77 min
This flight has an average delay of 77 minutes with a standard deviation of 104.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 14% of other flights.

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