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Flight Reliability

WN 2031 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 2031 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

78%
Arrive within 15 minutes
6 min
Average arrival delay
1.2%
Cancelled
5 min early
Median arrival delay

Based on 331 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon77%(39 flights)
  • Tue88%(48 flights)
  • Wed89%(47 flights)
  • Thu67%(42 flights)
  • Fri68%(41 flights)
  • Sat75%(57 flights)
  • Sun77%(52 flights)
On-time by departure window
  • 3–6 AM98%(50 flights)
  • 6–9 AM90%(114 flights)
  • 9 AM–12 PM85%(13 flights)
  • 12–3 PM60%(57 flights)
  • 3–6 PM75%(44 flights)
  • 6–9 PM49%(43 flights)
  • 9 PM–12 AM—(5 flights)
On-time trend by month
100%
May

Jun 62% → May 100% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202562%29
July 202562%29
August 202585%20
September 202594%16
October 202545%31
November 202590%30
December 202581%31
January 202693%14
February 202672%18
March 202669%45
April 202697%33
May 2026100%30
Departures on time
75%
Diverted
0.3%
Flights flown
326
Months covered
12

Keep nerding

Based on 331 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.