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(WN) Southwest Airlines 1399 On-Time Performance Rating

Date Range:

01-Mar-2026 to 30-Apr-2026

(MDW) Chicago Midway International Airport

Chicago, IL, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
15
71%
Late
3
14%
Very Late
2
10%
Excessive
0
0%
Cancelled
1
5%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
21
Total Delays ( > 1 min )
5
Codeshares
0
Average Delay (min.)
28.4
Standard Deviation
10
Min
0
Max
43

WN 1399 On-Time Performance Details

Overall Rating
2.1 of 5
Average
Percentage On-Time 71%
Average Delay Time 28.4 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.1 shows that this flight has on-time performance characteristics better than 40% of all other flights in the FlightStats database.
On-Time Performance Rating
1.2 of 5
Poor
Percentage On-Time 71%
This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 24% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 28.4 min
This flight has an average delay of 28.4 minutes with a standard deviation of 10 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.

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