Skip to content
WanderNerd
Check a flight

Flight Reliability

WN 936 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 936 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

84%
Arrive within 15 minutes
1 min
Average arrival delay
0.7%
Cancelled
7 min early
Median arrival delay

Based on 403 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon72%(53 flights)
  • Tue93%(58 flights)
  • Wed83%(60 flights)
  • Thu89%(55 flights)
  • Fri73%(52 flights)
  • Sat80%(54 flights)
  • Sun92%(63 flights)
On-time by departure window
  • 3–6 AM100%(34 flights)
  • 6–9 AM99%(87 flights)
  • 9 AM–12 PM88%(74 flights)
  • 12–3 PM75%(116 flights)
  • 3–6 PM70%(79 flights)
  • 6–9 PM—(5 flights)
On-time trend by month
100%
May

Jun 78% → May 100% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202578%40
July 202568%41
August 202575%24
September 202591%21
October 202578%27
November 202571%31
December 202580%35
January 202694%49
February 202697%30
March 202680%35
April 202694%31
May 2026100%31
Departures on time
81%
Diverted
1.2%
Flights flown
395
Months covered
12

Keep nerding

Based on 403 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.