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Flight Reliability

WN 1659 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 1659 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

80%
Arrive within 15 minutes
5 min
Average arrival delay
0.5%
Cancelled
2 min early
Median arrival delay

Based on 420 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon67%(61 flights)
  • Tue90%(60 flights)
  • Wed93%(60 flights)
  • Thu71%(61 flights)
  • Fri81%(59 flights)
  • Sat82%(60 flights)
  • Sun74%(57 flights)
On-time by departure window
  • 3–6 AM100%(13 flights)
  • 6–9 AM91%(21 flights)
  • 9 AM–12 PM79%(47 flights)
  • 12–3 PM84%(168 flights)
  • 3–6 PM72%(116 flights)
  • 6–9 PM74%(53 flights)
On-time trend by month
74%
May

Jun 84% → May 74% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202584%56
July 202575%60
August 202584%31
September 202589%26
October 202597%31
November 202591%34
December 202566%35
January 202677%30
February 202671%28
March 202674%27
April 202676%29
May 202674%31
Departures on time
75%
Diverted
0%
Flights flown
418
Months covered
12

Keep nerding

Based on 420 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.