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Flight Reliability

WN 2508 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 2508 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

77%
Arrive within 15 minutes
7 min
Average arrival delay
1.5%
Cancelled
2 min early
Median arrival delay

Based on 323 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon75%(57 flights)
  • Tue79%(33 flights)
  • Wed90%(29 flights)
  • Thu71%(52 flights)
  • Fri79%(58 flights)
  • Sat73%(44 flights)
  • Sun75%(44 flights)
On-time by departure window
  • 3–6 AM88%(34 flights)
  • 6–9 AM86%(44 flights)
  • 9 AM–12 PM86%(43 flights)
  • 12–3 PM71%(99 flights)
  • 3–6 PM85%(52 flights)
  • 6–9 PM50%(36 flights)
  • 9 PM–12 AM—(9 flights)
On-time trend by month
87%
May

Jun 55% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202555%22
July 202562%21
August 202581%36
September 202590%39
October 202563%27
November 202581%32
December 202580%45
February 202654%13
March 202686%28
April 202677%22
May 202687%23
Departures on time
76%
Diverted
0.3%
Flights flown
317
Months covered
12

Keep nerding

Based on 323 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.