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(WN) Southwest Airlines 4287 On-Time Performance Rating

Date Range:

15-May-2026 to 15-Jul-2026

(TUL) Tulsa International Airport

Tulsa, OK, US

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

On-Time Performance Chart

(using rounded numbers)
On-Time
13
72%
Late
2
11%
Very Late
1
6%
Excessive
2
11%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
18
Total Delays ( > 1 min )
9
Codeshares
0
Average Delay (min.)
34.77777777777778
Standard Deviation
45.3
Min
0
Max
145

WN 4287 On-Time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 72%
Average Delay Time 34.77777777777778 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.3 shows that this flight has on-time performance characteristics better than 45% of all other flights in the FlightStats database.
On-Time Performance Rating
1.9 of 5
Average
Percentage On-Time 72%
This flight has an on-time performance of 72%. 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
2.7 of 5
Average
Average Delay Time 34.77777777777778 min
This flight has an average delay of 34.77777777777778 minutes with a standard deviation of 45.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.

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