(WN) Southwest Airlines 1121 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(CLE) Cleveland Hopkins International Airport

Cleveland, OH, US

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

On-Time Performance Chart

(using rounded numbers)

On-Time

83%

Late

Very Late

17%

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

19.4

Standard Deviation

16.5

Min

Max

WN 1121 On-Time Performance Details

Overall Rating

3.5 of 5

Average

Percentage On-Time 83%

Average Delay Time 19.4 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.5 shows that this flight has on-time performance characteristics better than 69% of all other flights in the FlightStats database.

On-Time Performance Rating

3.5 of 5

Average

Percentage On-Time 83%

This flight has an on-time performance of 83%. 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

3.5 of 5

Average

Average Delay Time 19.4 min

This flight has an average delay of 19.4 minutes with a standard deviation of 16.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.