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Flight Reliability

WN 984 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 984 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

83%
Arrive within 15 minutes
2 min
Average arrival delay
1.2%
Cancelled
5 min early
Median arrival delay

Based on 426 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon86%(69 flights)
  • Tue83%(54 flights)
  • Wed89%(52 flights)
  • Thu81%(67 flights)
  • Fri89%(70 flights)
  • Sat89%(45 flights)
  • Sun67%(63 flights)
On-time by departure window
  • 3–6 AM94%(35 flights)
  • 6–9 AM90%(187 flights)
  • 9 AM–12 PM79%(121 flights)
  • 12–3 PM63%(48 flights)
  • 3–6 PM82%(22 flights)
  • 6–9 PM—(7 flights)
On-time trend by month
90%
May

Jun 94% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202594%31
July 2025100%31
August 202587%38
September 202595%39
October 202567%36
November 202581%36
December 202580%35
January 202669%42
February 202670%40
March 202681%32
April 202690%30
May 202690%30
Departures on time
81%
Diverted
0.2%
Flights flown
420
Months covered
12

Keep nerding

Based on 426 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.