Skip to content
WanderNerd
Check a flight

Flight Reliability

WN 495 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 495 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

66%
Arrive within 15 minutes
16 min
Average arrival delay
0.5%
Cancelled
1 min
Median arrival delay

Based on 402 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon68%(60 flights)
  • Tue74%(50 flights)
  • Wed80%(46 flights)
  • Thu50%(56 flights)
  • Fri54%(63 flights)
  • Sat77%(57 flights)
  • Sun63%(67 flights)
On-time by departure window
  • 3–6 AM96%(27 flights)
  • 6–9 AM95%(39 flights)
  • 9 AM–12 PM86%(56 flights)
  • 12–3 PM74%(43 flights)
  • 3–6 PM50%(101 flights)
  • 6–9 PM55%(126 flights)
  • 9 PM–12 AM—(7 flights)
On-time trend by month
53%
May

Jun 43% → May 53% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202543%44
July 202551%43
August 202568%25
September 202591%21
October 202568%31
November 202566%35
December 202561%28
January 202688%33
February 2026100%28
March 202668%47
April 202659%34
May 202653%30
Departures on time
61%
Diverted
0.2%
Flights flown
399
Months covered
12

Keep nerding

Based on 402 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.