Skip to content
WanderNerd
Check a flight

Flight Reliability

WN 2931 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 2931 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

82%
Arrive within 15 minutes
3 min
Average arrival delay
0.5%
Cancelled
7 min early
Median arrival delay

Based on 385 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon76%(59 flights)
  • Tue83%(59 flights)
  • Wed89%(61 flights)
  • Thu65%(60 flights)
  • Fri78%(60 flights)
  • Sat91%(33 flights)
  • Sun94%(51 flights)
On-time by departure window
  • 3–6 AM95%(21 flights)
  • 6–9 AM94%(94 flights)
  • 9 AM–12 PM95%(59 flights)
  • 3–6 PM87%(75 flights)
  • 6–9 PM58%(112 flights)
  • 9 PM–12 AM82%(22 flights)
On-time trend by month
86%
May

Jun 67% → May 86% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202567%36
July 202564%33
August 202593%28
September 202596%26
October 202594%31
November 202586%28
December 202577%31
January 202684%43
February 202692%26
March 202645%31
April 2026100%35
May 202686%35
Departures on time
78%
Diverted
0%
Flights flown
383
Months covered
12

Keep nerding

Based on 385 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.