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Flight Reliability

WN 3613 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 3613 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
8 min
Average arrival delay
0.6%
Cancelled
3 min early
Median arrival delay

Based on 333 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon67%(54 flights)
  • Tue84%(38 flights)
  • Wed79%(38 flights)
  • Thu72%(53 flights)
  • Fri72%(54 flights)
  • Sat90%(50 flights)
  • Sun88%(41 flights)
On-time by departure window
  • 3–6 AM—(3 flights)
  • 6–9 AM97%(30 flights)
  • 9 AM–12 PM87%(147 flights)
  • 12–3 PM78%(73 flights)
  • 3–6 PM52%(54 flights)
  • 6–9 PM—(2 flights)
  • 9 PM–12 AM58%(19 flights)
On-time trend by month
87%
May

Jun 57% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202557%53
July 202568%53
August 202587%15
October 202580%30
November 202597%29
December 202594%31
February 202682%11
March 202663%16
April 202683%36
May 202687%38
Departures on time
78%
Diverted
0.9%
Flights flown
328
Months covered
12

Keep nerding

Based on 333 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.