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Flight Reliability

WN 662 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 662 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

74%
Arrive within 15 minutes
8 min
Average arrival delay
1.9%
Cancelled
1 min early
Median arrival delay

Based on 367 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon83%(48 flights)
  • Tue77%(53 flights)
  • Wed79%(53 flights)
  • Thu77%(47 flights)
  • Fri74%(49 flights)
  • Sat54%(67 flights)
  • Sun81%(43 flights)
On-time by departure window
  • 6–9 AM94%(53 flights)
  • 9 AM–12 PM78%(54 flights)
  • 12–3 PM73%(124 flights)
  • 3–6 PM53%(60 flights)
  • 6–9 PM55%(38 flights)
  • 9 PM–12 AM97%(31 flights)
On-time trend by month
67%
May

Jun 85% → May 67% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202585%27
July 202563%24
August 202558%19
September 202577%17
October 202597%31
November 202576%46
December 202578%41
January 202687%31
February 202684%31
March 202651%37
April 202659%29
May 202667%27
Departures on time
70%
Diverted
0%
Flights flown
360
Months covered
12

Keep nerding

Based on 367 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.