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Flight Reliability

WN 380 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 380 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

68%
Arrive within 15 minutes
14 min
Average arrival delay
0.7%
Cancelled
3 min
Median arrival delay

Based on 403 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon68%(59 flights)
  • Tue73%(55 flights)
  • Wed71%(56 flights)
  • Thu77%(60 flights)
  • Fri64%(59 flights)
  • Sat68%(57 flights)
  • Sun54%(54 flights)
On-time by departure window
  • 3–6 AM—(2 flights)
  • 6–9 AM95%(20 flights)
  • 9 AM–12 PM79%(65 flights)
  • 12–3 PM79%(66 flights)
  • 3–6 PM66%(95 flights)
  • 6–9 PM56%(144 flights)
  • 9 PM–12 AM—(8 flights)
On-time trend by month
65%
May

Jun 69% → May 65% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202569%26
July 202585%26
August 202540%30
September 202557%30
October 202559%56
November 202571%41
December 202554%35
January 202686%35
February 202693%30
March 202677%30
April 202670%30
May 202665%31
Departures on time
62%
Diverted
0%
Flights flown
400
Months covered
12

Keep nerding

Based on 403 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.