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Flight Reliability

WN 1219 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 1219 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
7 min
Average arrival delay
0.2%
Cancelled
3 min early
Median arrival delay

Based on 476 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon83%(93 flights)
  • Tue79%(43 flights)
  • Wed86%(42 flights)
  • Thu82%(94 flights)
  • Fri79%(100 flights)
  • Sat84%(45 flights)
  • Sun69%(58 flights)
On-time by departure window
  • 3–6 AM94%(36 flights)
  • 6–9 AM95%(38 flights)
  • 9 AM–12 PM93%(75 flights)
  • 12–3 PM80%(212 flights)
  • 3–6 PM62%(81 flights)
  • 6–9 PM50%(10 flights)
  • 9 PM–12 AM74%(23 flights)
On-time trend by month
88%
May

Jun 50% → May 88% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202550%28
July 202554%26
August 202585%26
September 202592%26
October 202591%32
November 202570%56
December 202589%37
January 202688%16
February 202675%16
March 202697%29
April 202677%83
May 202688%100
Departures on time
71%
Diverted
0%
Flights flown
475
Months covered
12

Keep nerding

Based on 476 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.