(WN) Southwest Airlines 121 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(AUS) Austin-Bergstrom International Airport

Austin, TX, US

(IND) Indianapolis International Airport

Indianapolis, IN, US

On-Time Performance Chart

(using rounded numbers)

On-Time

50%

Late

25%

Very Late

25%

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

20.333333333333332

Standard Deviation

16.6

Min

Max

WN 121 On-Time Performance Details

Overall Rating

2.1 of 5

Average

Percentage On-Time 50%

Average Delay Time 20.333333333333332 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 41% of all other flights in the FlightStats database.

On-Time Performance Rating

0.7 of 5

Poor

Percentage On-Time 50%

This flight has an on-time performance of 50%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 14% of other flights.

Delay Performance

3.5 of 5

Average

Average Delay Time 20.333333333333332 min

This flight has an average delay of 20.333333333333332 minutes with a standard deviation of 16.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.