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Flight Reliability

WN 3485 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 3485 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

85%
Arrive within 15 minutes
3 min
Average arrival delay
0.4%
Cancelled
4 min early
Median arrival delay

Based on 510 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon87%(86 flights)
  • Tue94%(62 flights)
  • Wed88%(65 flights)
  • Thu85%(86 flights)
  • Fri87%(85 flights)
  • Sat72%(64 flights)
  • Sun84%(57 flights)
On-time by departure window
  • 3–6 AM96%(27 flights)
  • 6–9 AM97%(118 flights)
  • 9 AM–12 PM88%(204 flights)
  • 12–3 PM74%(97 flights)
  • 3–6 PM79%(24 flights)
  • 6–9 PM60%(30 flights)
  • 9 PM–12 AM—(5 flights)
On-time trend by month
79%
May

Jun 88% → May 79% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202588%41
July 202579%43
August 202594%63
September 202589%65
October 202578%49
November 202583%63
December 202584%57
January 202694%35
February 202696%28
April 202676%25
May 202679%28
Departures on time
79%
Diverted
0.6%
Flights flown
505
Months covered
12

Keep nerding

Based on 510 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.