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(WN) Southwest Airlines 139 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

(MDW) Chicago Midway International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
49
82%
Late
6
10%
Very Late
2
3%
Excessive
3
5%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
28
Codeshares
0
Average Delay (min.)
17.107142857142858
Standard Deviation
18.7
Min
0
Max
85

WN 139 On-Time Performance Details

Overall Rating
4.6 of 5
Very Good
Percentage On-Time 82%
Average Delay Time 17.107142857142858 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
4.5 of 5
Good
Percentage On-Time 82%
This flight has an on-time performance of 82%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 90% of other flights.
Delay Performance
4.7 of 5
Very Good
Average Delay Time 17.107142857142858 min
This flight has an average delay of 17.107142857142858 minutes with a standard deviation of 18.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 95% of other flights.

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