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(WN) Southwest Airlines 4642 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(HOU) Houston Hobby Airport

Houston, TX, US

(MDW) Chicago Midway International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
6
43%
Late
2
14%
Very Late
2
14%
Excessive
3
21%
Cancelled
0
0%
Diverted
1
7%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
13
Total Delays ( > 1 min )
10
Codeshares
0
Average Delay (min.)
34.8
Standard Deviation
26.4
Min
0
Max
83

WN 4642 On-Time Performance Details

Overall Rating
1.0 of 5
Poor
Percentage On-Time 46%
Average Delay Time 34.8 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1 shows that this flight has on-time performance characteristics better than 18% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 46%
This flight has an on-time performance of 46%. 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
1.9 of 5
Average
Average Delay Time 34.8 min
This flight has an average delay of 34.8 minutes with a standard deviation of 26.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 38% of other flights.

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