(WN) Southwest Airlines 4078 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(OKC) Will Rogers World Airport

Oklahoma City, OK, US

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

On-Time Performance Chart

(using rounded numbers)

On-Time

73%

Late

Very Late

Excessive

13%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

64.57142857142857

Standard Deviation

100

Min

Max

283

WN 4078 On-Time Performance Details

Overall Rating

1.1 of 5

Poor

Percentage On-Time 73%

Average Delay Time 64.57142857142857 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.1 shows that this flight has on-time performance characteristics better than 20% of all other flights in the FlightStats database.

On-Time Performance Rating

1.7 of 5

Average

Percentage On-Time 73%

This flight has an on-time performance of 73%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 34% of other flights.

Delay Performance

0.4 of 5

Very Poor

Average Delay Time 64.57142857142857 min

This flight has an average delay of 64.57142857142857 minutes with a standard deviation of 100 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 8% of other flights.