Skip to content
WanderNerd

Flight Reliability

WN 3233 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 3233 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

76%
Arrive within 15 minutes
9 min
Average arrival delay
0.6%
Cancelled
2 min early
Median arrival delay

Based on 339 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon80%(44 flights)
  • Tue85%(48 flights)
  • Wed80%(50 flights)
  • Thu71%(48 flights)
  • Fri82%(44 flights)
  • Sat78%(50 flights)
  • Sun57%(51 flights)
On-time by departure window
  • 6–9 AM(1 flights)
  • 9 AM–12 PM91%(81 flights)
  • 12–3 PM76%(67 flights)
  • 3–6 PM73%(112 flights)
  • 6–9 PM64%(70 flights)
  • 9 PM–12 AM(4 flights)
On-time trend by month
77%
May

Jun 85% → May 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202585%26
July 202587%31
August 202577%22
September 202570%20
October 202561%43
November 202564%25
December 202580%20
January 202693%28
February 202676%25
March 202661%33
April 202687%31
May 202677%31
Departures on time
69%
Diverted
0.6%
Flights flown
335
Months covered
12

Based on 339 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.