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(WN) Southwest Airlines 4286 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

(SJC) San Jose Mineta International Airport

San Jose, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
40
98%
Late
1
2%
Very Late
0
0%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
41
Total Delays ( > 1 min )
4
Codeshares
0
Average Delay (min.)
5.75
Standard Deviation
6.3
Min
0
Max
15

WN 4286 On-Time Performance Details

Overall Rating
4.6 of 5
Very Good
Percentage On-Time 98%
Average Delay Time 5.75 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.6 shows that this flight has on-time performance characteristics better than 91% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 98%
This flight has an on-time performance of 98%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
4.2 of 5
Good
Average Delay Time 5.75 min
This flight has an average delay of 5.75 minutes with a standard deviation of 6.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 84% of other flights.

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