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WanderNerd

Flight Reliability

WN 1944 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 1944 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

81%
Arrive within 15 minutes
2 min
Average arrival delay
1.0%
Cancelled
5 min early
Median arrival delay

Based on 387 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon79%(58 flights)
  • Tue85%(53 flights)
  • Wed85%(53 flights)
  • Thu73%(59 flights)
  • Fri87%(60 flights)
  • Sat87%(45 flights)
  • Sun76%(54 flights)
On-time by departure window
  • 3–6 AM100%(39 flights)
  • 6–9 AM100%(57 flights)
  • 9 AM–12 PM94%(36 flights)
  • 12–3 PM83%(64 flights)
  • 3–6 PM73%(44 flights)
  • 6–9 PM68%(142 flights)
On-time trend by month
100%
May

Jun 80% → May 100% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202580%44
July 202564%42
August 202590%29
September 202589%26
October 202588%17
November 202583%29
December 202587%31
January 202687%31
February 202671%42
March 202657%30
April 202697%30
May 2026100%31
Departures on time
76%
Diverted
0.3%
Flights flown
382
Months covered
12

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.