background

(WN) Southwest Airlines 1421 On-Time Performance Rating

Date Range:

01-Apr-2025 to 31-May-2025

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

(RNO) Reno-Tahoe International Airport

Reno, NV, US

On-Time Performance Chart

(using rounded numbers)
On-Time
29
73%
Late
3
8%
Very Late
2
5%
Excessive
5
13%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
39
Total Delays ( > 1 min )
20
Codeshares
0
Average Delay (min.)
27.1
Standard Deviation
31.1
Min
0
Max
122

WN 1421 On-Time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 74%
Average Delay Time 27.1 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 47% of all other flights in the FlightStats database.
On-Time Performance Rating
1.5 of 5
Poor
Percentage On-Time 74%
This flight has an on-time performance of 74%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 31% of other flights.
Delay Performance
3.3 of 5
Average
Average Delay Time 27.1 min
This flight has an average delay of 27.1 minutes with a standard deviation of 31.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 66% of other flights.