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WanderNerd

Flight Reliability

WN 2189 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 2189 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

83%
Arrive within 15 minutes
2 min
Average arrival delay
1.0%
Cancelled
4 min early
Median arrival delay

Based on 397 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon88%(50 flights)
  • Tue85%(74 flights)
  • Wed83%(72 flights)
  • Thu86%(49 flights)
  • Fri92%(47 flights)
  • Sat65%(52 flights)
  • Sun80%(49 flights)
On-time by departure window
  • 6–9 AM86%(152 flights)
  • 9 AM–12 PM85%(58 flights)
  • 12–3 PM81%(105 flights)
  • 3–6 PM59%(17 flights)
  • 6–9 PM83%(29 flights)
  • 9 PM–12 AM84%(32 flights)
On-time trend by month
74%
May

Jun 76% → May 74% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202576%41
July 202575%44
August 202585%48
September 202590%48
October 202590%20
November 202582%27
December 202593%27
January 202687%30
February 202689%28
March 202670%23
April 202685%26
May 202674%31
Departures on time
82%
Diverted
0%
Flights flown
393
Months covered
12

Based on 397 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.