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Flight Reliability

WN 2191 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 2191 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
0.5%
Cancelled
3 min early
Median arrival delay

Based on 378 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon77%(47 flights)
  • Tue90%(48 flights)
  • Wed77%(47 flights)
  • Thu83%(48 flights)
  • Fri75%(47 flights)
  • Sat74%(66 flights)
  • Sun73%(71 flights)
On-time by departure window
  • 3–6 AM85%(52 flights)
  • 6–9 AM—(1 flights)
  • 9 AM–12 PM77%(84 flights)
  • 12–3 PM85%(87 flights)
  • 3–6 PM76%(123 flights)
  • 6–9 PM—(3 flights)
  • 9 PM–12 AM50%(24 flights)
On-time trend by month
79%
May

Jun 62% → May 79% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202562%37
July 202579%33
August 202582%55
September 202569%54
October 202568%19
November 202586%29
December 202590%31
January 202696%22
February 202674%19
March 202690%29
April 202664%22
May 202679%24
Departures on time
72%
Diverted
0.5%
Flights flown
374
Months covered
12

Keep nerding

Based on 378 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.