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(WN) Southwest Airlines 3427 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(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
15
63%
Late
6
25%
Very Late
2
8%
Excessive
1
4%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
24
Total Delays ( > 1 min )
18
Codeshares
0
Average Delay (min.)
18.61111111111111
Standard Deviation
15.6
Min
0
Max
64

WN 3427 On-Time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 63%
Average Delay Time 18.61111111111111 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 44% of all other flights in the FlightStats database.
On-Time Performance Rating
0.2 of 5
Very Poor
Percentage On-Time 63%
This flight has an on-time performance of 63%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 4% of other flights.
Delay Performance
4.3 of 5
Good
Average Delay Time 18.61111111111111 min
This flight has an average delay of 18.61111111111111 minutes with a standard deviation of 15.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 86% of other flights.

Other Stops for WN 3427