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(WN) Southwest Airlines 3427 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-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
11
79%
Late
2
14%
Very Late
0
0%
Excessive
1
7%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
14
Total Delays ( > 1 min )
5
Codeshares
0
Average Delay (min.)
28
Standard Deviation
42
Min
0
Max
102

WN 3427 On-Time Performance Details

Overall Rating
2.9 of 5
Average
Percentage On-Time 79%
Average Delay Time 28 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 57% of all other flights in the FlightStats database.
On-Time Performance Rating
2.9 of 5
Average
Percentage On-Time 79%
This flight has an on-time performance of 79%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 58% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 28 min
This flight has an average delay of 28 minutes with a standard deviation of 42 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.

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