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Flight Reliability

WN 1232 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 1232 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

87%
Arrive within 15 minutes
1 min
Average arrival delay
0.3%
Cancelled
7 min early
Median arrival delay

Based on 360 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon94%(47 flights)
  • Tue80%(55 flights)
  • Wed75%(56 flights)
  • Thu92%(49 flights)
  • Fri88%(49 flights)
  • Sat91%(57 flights)
  • Sun91%(46 flights)
On-time by departure window
  • 6–9 AM94%(176 flights)
  • 9 AM–12 PM89%(98 flights)
  • 12–3 PM80%(15 flights)
  • 3–6 PM68%(57 flights)
  • 6–9 PM62%(13 flights)
On-time trend by month
84%
May

Jun 93% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202593%29
July 202593%30
August 202593%30
September 202583%30
October 202590%31
November 2025100%31
December 202593%30
January 202692%26
February 202665%20
March 202665%40
April 202690%31
May 202684%31
Departures on time
85%
Diverted
0%
Flights flown
359
Months covered
12

Keep nerding

Based on 360 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.