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Flight Reliability

WN 3346 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 3346 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

78%
Arrive within 15 minutes
3 min
Average arrival delay
0.4%
Cancelled
5 min early
Median arrival delay

Based on 241 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon74%(43 flights)
  • Tue82%(27 flights)
  • Wed92%(25 flights)
  • Thu69%(45 flights)
  • Fri76%(45 flights)
  • Sat82%(28 flights)
  • Sun78%(27 flights)
On-time by departure window
  • 3–6 AM97%(35 flights)
  • 6–9 AM88%(68 flights)
  • 9 AM–12 PM72%(60 flights)
  • 12–3 PM73%(26 flights)
  • 3–6 PM49%(35 flights)
  • 6–9 PM81%(16 flights)
On-time trend by month
100%
May

Jun 100% → May 100% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 2025100%22
July 202585%26
October 202554%69
November 202565%20
December 202565%17
March 202681%26
April 2026100%27
May 2026100%26
Departures on time
75%
Diverted
0%
Flights flown
240
Months covered
10

Keep nerding

Based on 241 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.