(WN) Southwest Airlines 1089 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

On-Time Performance Chart

(using rounded numbers)

On-Time

71%

Late

17%

Very Late

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

23.454545454545453

Standard Deviation

22.9

Min

Max

WN 1089 On-Time Performance Details

Overall Rating

2.9 of 5

Average

Percentage On-Time 71%

Average Delay Time 23.454545454545453 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.9 shows that this flight has on-time performance characteristics better than 56% of all other flights in the FlightStats database.

On-Time Performance Rating

1.9 of 5

Average

Percentage On-Time 71%

This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 38% of other flights.

Delay Performance

3.8 of 5

Good

Average Delay Time 23.454545454545453 min

This flight has an average delay of 23.454545454545453 minutes with a standard deviation of 22.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.