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Flight Reliability

WN 1226 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 1226 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

72%
Arrive within 15 minutes
13 min
Average arrival delay
0.9%
Cancelled
0 min
Median arrival delay

Based on 344 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon78%(51 flights)
  • Tue83%(47 flights)
  • Wed86%(44 flights)
  • Thu67%(49 flights)
  • Fri57%(51 flights)
  • Sat60%(47 flights)
  • Sun73%(52 flights)
On-time by departure window
  • 3–6 AM—(7 flights)
  • 6–9 AM92%(52 flights)
  • 9 AM–12 PM25%(16 flights)
  • 12–3 PM78%(63 flights)
  • 3–6 PM69%(137 flights)
  • 6–9 PM54%(39 flights)
  • 9 PM–12 AM78%(27 flights)
On-time trend by month
71%
May

Jun 63% → May 71% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202563%30
July 202555%31
August 202589%27
September 2025100%26
October 202558%26
November 202579%33
December 202579%42
January 202669%16
February 202650%22
March 202674%27
April 202670%30
May 202671%31
Departures on time
70%
Diverted
0%
Flights flown
341
Months covered
12

Keep nerding

Based on 344 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.