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(WN) Southwest Airlines 1228 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(DCA) Ronald Reagan Washington National Airport

Washington, DC, US

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
13
72%
Late
2
11%
Very Late
0
0%
Excessive
3
17%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
18
Total Delays ( > 1 min )
7
Codeshares
0
Average Delay (min.)
33.714285714285715
Standard Deviation
31.7
Min
0
Max
88

WN 1228 On-Time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 72%
Average Delay Time 33.714285714285715 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 47% of all other flights in the FlightStats database.
On-Time Performance Rating
2.1 of 5
Average
Percentage On-Time 72%
This flight has an on-time performance of 72%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 42% of other flights.
Delay Performance
2.7 of 5
Average
Average Delay Time 33.714285714285715 min
This flight has an average delay of 33.714285714285715 minutes with a standard deviation of 31.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.

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