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WanderNerd

Flight Reliability

WN 3073 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 3073 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

81%
Arrive within 15 minutes
5 min
Average arrival delay
0.6%
Cancelled
3 min early
Median arrival delay

Based on 344 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon83%(47 flights)
  • Tue83%(57 flights)
  • Wed71%(59 flights)
  • Thu79%(48 flights)
  • Fri80%(50 flights)
  • Sat87%(38 flights)
  • Sun86%(43 flights)
On-time by departure window
  • 3–6 AM95%(19 flights)
  • 6–9 AM91%(58 flights)
  • 9 AM–12 PM82%(130 flights)
  • 12–3 PM89%(36 flights)
  • 3–6 PM80%(25 flights)
  • 6–9 PM62%(74 flights)
On-time trend by month
77%
May

Jun 59% → May 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202559%22
July 202541%27
August 202590%30
September 202587%30
October 202583%23
November 2025100%27
December 202587%31
January 202692%26
February 202690%20
March 202686%29
April 202676%38
May 202677%39
Departures on time
79%
Diverted
0%
Flights flown
342
Months covered
12

Based on 344 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.