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Flight Reliability

WN 572 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 572 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
11 min
Average arrival delay
2.2%
Cancelled
0 min
Median arrival delay

Based on 417 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon75%(51 flights)
  • Tue80%(56 flights)
  • Wed81%(57 flights)
  • Thu67%(51 flights)
  • Fri76%(49 flights)
  • Sat76%(62 flights)
  • Sun72%(82 flights)
On-time by departure window
  • 3–6 AM100%(26 flights)
  • 6–9 AM89%(84 flights)
  • 9 AM–12 PM82%(38 flights)
  • 12–3 PM94%(34 flights)
  • 3–6 PM62%(121 flights)
  • 6–9 PM64%(105 flights)
On-time trend by month
61%
May

Jun 66% → May 61% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202566%32
July 202555%33
August 202575%32
September 202593%30
October 202594%18
November 202594%46
December 202578%46
January 202670%33
February 202682%28
March 202654%35
April 202685%34
May 202661%41
Departures on time
69%
Diverted
0%
Flights flown
408
Months covered
12

Keep nerding

Based on 417 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.