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(WN) Southwest Airlines 156 On-Time Performance Rating

Date Range:

15-Jun-2026 to 15-Aug-2026

(BWI) Baltimore Washington International Airport

Baltimore, MD, US

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

On-Time Performance Chart

(using rounded numbers)
On-Time
5
42%
Late
5
42%
Very Late
0
0%
Excessive
1
8%
Cancelled
1
8%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
12
Total Delays ( > 1 min )
8
Codeshares
0
Average Delay (min.)
21.875
Standard Deviation
14.6
Min
0
Max
53

WN 156 On-Time Performance Details

Overall Rating
2.0 of 5
Average
Percentage On-Time 42%
Average Delay Time 21.875 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2 shows that this flight has on-time performance characteristics better than 38% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 42%
This flight has an on-time performance of 42%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 1% of other flights.
Delay Performance
3.9 of 5
Good
Average Delay Time 21.875 min
This flight has an average delay of 21.875 minutes with a standard deviation of 14.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.

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