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(WN) Southwest Airlines 3728 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(PHL) Philadelphia International Airport

Philadelphia, PA, US

(MDW) Chicago Midway International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
7
78%
Late
2
22%
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
9
Total Delays ( > 1 min )
4
Codeshares
0
Average Delay (min.)
11
Standard Deviation
7.6
Min
0
Max
19

WN 3728 On-Time Performance Details

Overall Rating
3.3 of 5
Average
Percentage On-Time 78%
Average Delay Time 11 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.3 shows that this flight has on-time performance characteristics better than 65% of all other flights in the FlightStats database.
On-Time Performance Rating
2.7 of 5
Average
Percentage On-Time 78%
This flight has an on-time performance of 78%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 54% of other flights.
Delay Performance
3.9 of 5
Good
Average Delay Time 11 min
This flight has an average delay of 11 minutes with a standard deviation of 7.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.

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