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(WN) Southwest Airlines 1253 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

(MDW) Chicago Midway International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
12
86%
Late
0
0%
Very Late
1
7%
Excessive
1
7%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
14
Total Delays ( > 1 min )
5
Codeshares
0
Average Delay (min.)
32.4
Standard Deviation
46.4
Min
0
Max
112

WN 1253 On-Time Performance Details

Overall Rating
3.1 of 5
Average
Percentage On-Time 86%
Average Delay Time 32.4 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.1 shows that this flight has on-time performance characteristics better than 61% of all other flights in the FlightStats database.
On-Time Performance Rating
3.9 of 5
Good
Percentage On-Time 86%
This flight has an on-time performance of 86%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 79% of other flights.
Delay Performance
2.3 of 5
Average
Average Delay Time 32.4 min
This flight has an average delay of 32.4 minutes with a standard deviation of 46.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.

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