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Flight Reliability

WN 546 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 546 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

87%
Arrive within 15 minutes
2 min early
Average arrival delay
0.8%
Cancelled
7 min early
Median arrival delay

Based on 373 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon91%(54 flights)
  • Tue92%(47 flights)
  • Wed87%(45 flights)
  • Thu91%(54 flights)
  • Fri82%(54 flights)
  • Sat89%(47 flights)
  • Sun80%(69 flights)
On-time by departure window
  • 6–9 AM91%(137 flights)
  • 9 AM–12 PM86%(71 flights)
  • 12–3 PM85%(140 flights)
  • 3–6 PM—(8 flights)
  • 6–9 PM64%(14 flights)
On-time trend by month
74%
May

Jun 89% → May 74% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202589%27
July 202596%24
August 202583%35
September 202588%34
October 202581%31
November 202584%31
December 202584%38
January 202688%33
February 202693%27
March 202690%30
April 202697%29
May 202674%31
Departures on time
84%
Diverted
0%
Flights flown
370
Months covered
12

Keep nerding

Based on 373 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.