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Flight Reliability

WN 2304 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 2304 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

82%
Arrive within 15 minutes
4 min
Average arrival delay
0.5%
Cancelled
4 min early
Median arrival delay

Based on 372 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon79%(58 flights)
  • Tue75%(47 flights)
  • Wed87%(46 flights)
  • Thu84%(57 flights)
  • Fri79%(58 flights)
  • Sat86%(43 flights)
  • Sun81%(59 flights)
On-time by departure window
  • 6–9 AM89%(104 flights)
  • 9 AM–12 PM89%(72 flights)
  • 12–3 PM81%(79 flights)
  • 3–6 PM79%(68 flights)
  • 6–9 PM60%(40 flights)
  • 9 PM–12 AM—(5 flights)
On-time trend by month
74%
May

Jun 94% → May 74% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202594%34
July 202580%40
August 202591%45
September 202587%47
October 202572%18
November 202569%26
December 202559%29
January 202677%13
February 202677%26
March 202683%29
April 202697%30
May 202674%31
Departures on time
75%
Diverted
0.5%
Flights flown
368
Months covered
12

Keep nerding

Based on 372 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.