(WN) Southwest Airlines 4078 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(MDW) Chicago Midway International Airport

Chicago, IL, US

(OKC) Will Rogers World Airport

Oklahoma City, OK, US

On-Time Performance Chart

(using rounded numbers)

On-Time

76%

Late

Very Late

Excessive

12%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

55.23076923076923

Standard Deviation

100.8

Min

Max

378

WN 4078 On-Time Performance Details

Overall Rating

1.3 of 5

Poor

Percentage On-Time 76%

Average Delay Time 55.23076923076923 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.3 shows that this flight has on-time performance characteristics better than 24% of all other flights in the FlightStats database.

On-Time Performance Rating

2.1 of 5

Average

Percentage On-Time 76%

This flight has an on-time performance of 76%. 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

0.4 of 5

Very Poor

Average Delay Time 55.23076923076923 min

This flight has an average delay of 55.23076923076923 minutes with a standard deviation of 100.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 8% of other flights.