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(WN) Southwest Airlines 4878 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(CLT) Charlotte Douglas International Airport

Charlotte, NC, US

(MDW) Chicago Midway International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
24
96%
Late
0
0%
Very Late
1
4%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
25
Total Delays ( > 1 min )
8
Codeshares
0
Average Delay (min.)
11.25
Standard Deviation
11.5
Min
0
Max
39

WN 4878 On-Time Performance Details

Overall Rating
4.7 of 5
Very Good
Percentage On-Time 96%
Average Delay Time 11.25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.7 shows that this flight has on-time performance characteristics better than 93% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 96%
This flight has an on-time performance of 96%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
4.4 of 5
Good
Average Delay Time 11.25 min
This flight has an average delay of 11.25 minutes with a standard deviation of 11.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 88% of other flights.

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