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WanderNerd

Flight Reliability

WN 1913 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 1913 moved between routes during this period. Numbers below combine all of them, so treat them as background, not a verdict. For a cleaner answer, check the route you are actually flying.

Combined across all its routes

79%
Arrive within 15 minutes
6 min
Average arrival delay
1.3%
Cancelled
3 min early
Median arrival delay

Based on 373 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon81%(59 flights)
  • Tue81%(43 flights)
  • Wed85%(39 flights)
  • Thu77%(60 flights)
  • Fri86%(62 flights)
  • Sat73%(52 flights)
  • Sun71%(52 flights)
On-time by departure window
  • 6–9 AM93%(56 flights)
  • 9 AM–12 PM82%(108 flights)
  • 12–3 PM86%(84 flights)
  • 3–6 PM70%(47 flights)
  • 6–9 PM69%(55 flights)
  • 9 PM–12 AM41%(17 flights)
On-time trend by month
58%
May

Jun 66% → May 58% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202566%32
July 202567%27
August 202593%30
September 202583%30
October 202590%41
November 202582%22
December 202568%19
January 202690%30
February 202695%42
March 202664%33
April 202680%30
May 202658%31
Departures on time
75%
Diverted
0.3%
Flights flown
367
Months covered
12

Based on 373 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.