(WN) Southwest Airlines 921 On-Time Performance Rating

Date Range:

15-Jun-2026 to 15-Aug-2026

(BWI) Baltimore Washington International Airport

Baltimore, MD, US

(CMH) John Glenn Columbus International Airport

Columbus, OH, US

On-Time Performance Chart

(using rounded numbers)

On-Time

68%

Late

Very Late

Excessive

12%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

61.30769230769231

Standard Deviation

64.3

Min

Max

203

WN 921 On-Time Performance Details

Overall Rating

0.9 of 5

Poor

Percentage On-Time 68%

Average Delay Time 61.30769230769231 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.9 shows that this flight has on-time performance characteristics better than 17% of all other flights in the FlightStats database.

On-Time Performance Rating

1.4 of 5

Poor

Percentage On-Time 68%

This flight has an on-time performance of 68%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 27% of other flights.

Delay Performance

0.4 of 5

Very Poor

Average Delay Time 61.30769230769231 min

This flight has an average delay of 61.30769230769231 minutes with a standard deviation of 64.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 8% of other flights.