background

(WN) Southwest Airlines 621 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(DCA) Ronald Reagan Washington National Airport

Washington, DC, US

(AUS) Austin-Bergstrom International Airport

Austin, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
10
83%
Late
0
0%
Very Late
0
0%
Excessive
2
17%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
12
Total Delays ( > 1 min )
4
Codeshares
0
Average Delay (min.)
59.75
Standard Deviation
62.2
Min
0
Max
124

WN 621 On-Time Performance Details

Overall Rating
2.2 of 5
Average
Percentage On-Time 83%
Average Delay Time 59.75 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.2 shows that this flight has on-time performance characteristics better than 43% of all other flights in the FlightStats database.
On-Time Performance Rating
3.6 of 5
Good
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 73% of other flights.
Delay Performance
0.8 of 5
Poor
Average Delay Time 59.75 min
This flight has an average delay of 59.75 minutes with a standard deviation of 62.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 16% of other flights.

Other Stops for WN 621