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(WN) Southwest Airlines 3687 On-Time Performance Rating

Date Range:

15-Jul-2025 to 15-Sep-2025

(MDW) Chicago Midway International Airport

Chicago, IL, US

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
23
77%
Late
1
3%
Very Late
3
10%
Excessive
2
7%
Cancelled
1
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
30
Total Delays ( > 1 min )
9
Codeshares
0
Average Delay (min.)
46.55555555555556
Standard Deviation
68
Min
0
Max
216

WN 3687 On-Time Performance Details

Overall Rating
2.5 of 5
Average
Percentage On-Time 77%
Average Delay Time 46.55555555555556 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.5 shows that this flight has on-time performance characteristics better than 48% of all other flights in the FlightStats database.
On-Time Performance Rating
3.5 of 5
Average
Percentage On-Time 77%
This flight has an on-time performance of 77%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 69% of other flights.
Delay Performance
1.4 of 5
Poor
Average Delay Time 46.55555555555556 min
This flight has an average delay of 46.55555555555556 minutes with a standard deviation of 68 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 27% of other flights.

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