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(WN) Southwest Airlines 3421 On-Time Performance Rating

Date Range:

01-Sep-2026 to 31-Oct-2026

(SAN) San Diego International Airport

San Diego, CA, US

(PIT) Pittsburgh International Airport

Pittsburgh, PA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
0
0%
Late
1
25%
Very Late
1
25%
Excessive
2
50%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
4
Total Delays ( > 1 min )
4
Codeshares
0
Average Delay (min.)
58.25
Standard Deviation
47.6
Min
22
Max
128

WN 3421 On-Time Performance Details

Overall Rating
0.4 of 5
Very Poor
Percentage On-Time 0%
Average Delay Time 58.25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.4 shows that this flight has on-time performance characteristics better than 7% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 0%
This flight has an on-time performance of 0%. 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
0.8 of 5
Poor
Average Delay Time 58.25 min
This flight has an average delay of 58.25 minutes with a standard deviation of 47.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 16% of other flights.

Other Stops for WN 3421