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(WN) Southwest Airlines 2556 On-Time Performance Rating

Date Range:

01-Mar-2026 to 30-Apr-2026

(SAT) San Antonio International Airport

San Antonio, TX, US

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

On-Time Performance Chart

(using rounded numbers)
On-Time
27
93%
Late
2
7%
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
29
Total Delays ( > 1 min )
7
Codeshares
0
Average Delay (min.)
10.857142857142858
Standard Deviation
10.9
Min
0
Max
29

WN 2556 On-Time Performance Details

Overall Rating
4.6 of 5
Very Good
Percentage On-Time 93%
Average Delay Time 10.857142857142858 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.6 shows that this flight has on-time performance characteristics better than 90% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 93%
This flight has an on-time performance of 93%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 97% of other flights.
Delay Performance
4.2 of 5
Good
Average Delay Time 10.857142857142858 min
This flight has an average delay of 10.857142857142858 minutes with a standard deviation of 10.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 84% of other flights.

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