(WN) Southwest Airlines 956 On-Time Performance Rating

Date Range:

01-Mar-2026 to 30-Apr-2026

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

(GEG) Spokane International Airport

Spokane, WA, US

On-Time Performance Chart

(using rounded numbers)

On-Time

67%

Late

21%

Very Late

13%

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

20.142857142857142

Standard Deviation

14.1

Min

Max

WN 956 On-Time Performance Details

Overall Rating

2.2 of 5

Average

Percentage On-Time 67%

Average Delay Time 20.142857142857142 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.2 shows that this flight has on-time performance characteristics better than 43% of all other flights in the FlightStats database.

On-Time Performance Rating

0.5 of 5

Very Poor

Percentage On-Time 67%

This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 10% of other flights.

Delay Performance

3.9 of 5

Good

Average Delay Time 20.142857142857142 min

This flight has an average delay of 20.142857142857142 minutes with a standard deviation of 14.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.