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(WN) Southwest Airlines 1635 On-Time Performance Rating

Date Range:

15-Oct-2025 to 15-Dec-2025

(MDW) Chicago Midway International Airport

Chicago, IL, US

(SAT) San Antonio International Airport

San Antonio, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
14
82%
Late
1
6%
Very Late
1
6%
Excessive
1
6%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
17
Total Delays ( > 1 min )
9
Codeshares
0
Average Delay (min.)
22
Standard Deviation
31
Min
0
Max
100

WN 1635 On-Time Performance Details

Overall Rating
3.7 of 5
Good
Percentage On-Time 82%
Average Delay Time 22 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.7 shows that this flight has on-time performance characteristics better than 73% of all other flights in the FlightStats database.
On-Time Performance Rating
3.8 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 76% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 22 min
This flight has an average delay of 22 minutes with a standard deviation of 31 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.

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