(WN) Southwest Airlines 921 On-Time Performance Rating

Date Range:

15-Apr-2026 to 15-Jun-2026

(CMH) John Glenn Columbus International Airport

Columbus, OH, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)

On-Time

60%

Late

20%

Very Late

Excessive

20%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

34.666666666666664

Standard Deviation

34.1

Min

Max

WN 921 On-Time Performance Details

Overall Rating

1.5 of 5

Poor

Percentage On-Time 60%

Average Delay Time 34.666666666666664 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.5 shows that this flight has on-time performance characteristics better than 29% of all other flights in the FlightStats database.

On-Time Performance Rating

0.7 of 5

Poor

Percentage On-Time 60%

This flight has an on-time performance of 60%. 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

2.3 of 5

Average

Average Delay Time 34.666666666666664 min

This flight has an average delay of 34.666666666666664 minutes with a standard deviation of 34.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.