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WanderNerd

Flight Reliability

WN 3446 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 3446 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
14 min
Average arrival delay
2.6%
Cancelled
2 min early
Median arrival delay

Based on 195 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon69%(26 flights)
  • Tue69%(26 flights)
  • Wed96%(25 flights)
  • Thu46%(26 flights)
  • Fri70%(27 flights)
  • Sat75%(28 flights)
  • Sun77%(30 flights)
On-time by departure window
  • 6–9 AM93%(14 flights)
  • 9 AM–12 PM75%(60 flights)
  • 12–3 PM83%(30 flights)
  • 3–6 PM(9 flights)
  • 6–9 PM56%(55 flights)
  • 9 PM–12 AM70%(20 flights)
On-time trend by month
48%
Mar

Aug 62% → Mar 48% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
August 202562%26
September 202569%26
October 202596%23
November 202563%24
December 202571%28
March 202648%25
Departures on time
63%
Diverted
1.0%
Flights flown
188
Months covered
12

Based on 195 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.