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WanderNerd

Flight Reliability

WN 4516 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 4516 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

76%
Arrive within 15 minutes
13 min
Average arrival delay
0%
Cancelled
5 min early
Median arrival delay

Based on 180 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon89%(27 flights)
  • Tue78%(18 flights)
  • Wed83%(18 flights)
  • Thu85%(26 flights)
  • Fri85%(27 flights)
  • Sat82%(34 flights)
  • Sun37%(30 flights)
On-time by departure window
  • 3–6 AM96%(24 flights)
  • 6–9 AM92%(48 flights)
  • 9 AM–12 PM(8 flights)
  • 12–3 PM96%(23 flights)
  • 3–6 PM81%(26 flights)
  • 6–9 PM39%(44 flights)
  • 9 PM–12 AM(7 flights)
On-time trend by month
92%
Mar

Aug 87% → Mar 92% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
August 202587%31
September 202594%34
October 202591%23
November 202574%27
December 202559%29
March 202692%12
Departures on time
73%
Diverted
0%
Flights flown
180
Months covered
10

Based on 180 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.