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(WN) Southwest Airlines 661 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(DEN) Denver International Airport

Denver, CO, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
14
47%
Late
7
23%
Very Late
1
3%
Excessive
6
20%
Cancelled
0
0%
Diverted
2
7%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
28
Total Delays ( > 1 min )
26
Codeshares
0
Average Delay (min.)
29.346153846153847
Standard Deviation
30.4
Min
0
Max
101

WN 661 On-Time Performance Details

Overall Rating
1.9 of 5
Average
Percentage On-Time 50%
Average Delay Time 29.346153846153847 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.9 shows that this flight has on-time performance characteristics better than 37% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 50%
This flight has an on-time performance of 50%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
3.8 of 5
Good
Average Delay Time 29.346153846153847 min
This flight has an average delay of 29.346153846153847 minutes with a standard deviation of 30.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.

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