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WanderNerd

Flight Reliability

WN 1286 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 1286 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

75%
Arrive within 15 minutes
7 min
Average arrival delay
0.3%
Cancelled
6 min early
Median arrival delay

Based on 310 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon75%(36 flights)
  • Tue74%(58 flights)
  • Wed83%(60 flights)
  • Thu80%(35 flights)
  • Fri72%(32 flights)
  • Sat77%(44 flights)
  • Sun61%(43 flights)
On-time by departure window
  • 6–9 AM90%(61 flights)
  • 9 AM–12 PM93%(30 flights)
  • 12–3 PM88%(33 flights)
  • 3–6 PM62%(105 flights)
  • 6–9 PM71%(70 flights)
  • 9 PM–12 AM(9 flights)
On-time trend by month
50%
May

Jun 39% → May 50% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202539%18
July 202541%17
August 202571%28
September 202570%30
October 202578%18
November 202584%37
December 202584%43
January 202690%30
February 202696%25
March 202668%31
April 202694%17
May 202650%14
Departures on time
71%
Diverted
0.3%
Flights flown
308
Months covered
12

Based on 310 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.