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(WN) Southwest Airlines 4248 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

(SAN) San Diego International Airport

San Diego, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
11
69%
Late
3
19%
Very Late
1
6%
Excessive
1
6%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
16
Total Delays ( > 1 min )
9
Codeshares
0
Average Delay (min.)
23.88888888888889
Standard Deviation
25.7
Min
0
Max
86

WN 4248 On-Time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 69%
Average Delay Time 23.88888888888889 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 69%
This flight has an on-time performance of 69%. 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 23.88888888888889 min
This flight has an average delay of 23.88888888888889 minutes with a standard deviation of 25.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.

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