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Flight Reliability

WN 2589 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 2589 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

71%
Arrive within 15 minutes
9 min
Average arrival delay
0.8%
Cancelled
1 min early
Median arrival delay

Based on 387 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon65%(68 flights)
  • Tue86%(49 flights)
  • Wed78%(51 flights)
  • Thu66%(67 flights)
  • Fri75%(64 flights)
  • Sat70%(37 flights)
  • Sun56%(48 flights)
On-time by departure window
  • 6–9 AM89%(46 flights)
  • 9 AM–12 PM86%(91 flights)
  • 12–3 PM52%(121 flights)
  • 3–6 PM69%(116 flights)
  • 6–9 PM90%(10 flights)
On-time trend by month
26%
May

Jun 92% → May 26% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202592%25
July 202585%33
August 202590%20
September 202595%21
October 202564%56
November 202585%39
December 202577%52
January 202667%33
February 202676%29
March 202655%31
April 202627%22
May 202626%23
Departures on time
65%
Diverted
0%
Flights flown
384
Months covered
12

Keep nerding

Based on 387 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.