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(WN) Southwest Airlines 1159 On-Time Performance Rating

Date Range:

01-Mar-2026 to 30-Apr-2026

(BWI) Baltimore Washington International Airport

Baltimore, MD, US

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

On-Time Performance Chart

(using rounded numbers)
On-Time
15
45%
Late
5
15%
Very Late
2
6%
Excessive
11
33%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
33
Total Delays ( > 1 min )
25
Codeshares
0
Average Delay (min.)
49.32
Standard Deviation
63.1
Min
0
Max
319

WN 1159 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 46%
Average Delay Time 49.32 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 3% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 46%
This flight has an on-time performance of 46%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
0.4 of 5
Very Poor
Average Delay Time 49.32 min
This flight has an average delay of 49.32 minutes with a standard deviation of 63.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 8% of other flights.

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