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(WN) Southwest Airlines 4052 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

(BOI) Boise Air Terminal

Boise, ID, US

On-Time Performance Chart

(using rounded numbers)
On-Time
40
89%
Late
1
2%
Very Late
1
2%
Excessive
2
4%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
44
Total Delays ( > 1 min )
11
Codeshares
0
Average Delay (min.)
25.181818181818183
Standard Deviation
39.6
Min
0
Max
129

WN 4052 On-Time Performance Details

Overall Rating
4.3 of 5
Good
Percentage On-Time 91%
Average Delay Time 25.181818181818183 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.3 shows that this flight has on-time performance characteristics better than 85% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 91%
This flight has an on-time performance of 91%. 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
3.6 of 5
Good
Average Delay Time 25.181818181818183 min
This flight has an average delay of 25.181818181818183 minutes with a standard deviation of 39.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.