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WanderNerd

Flight Reliability

WN 2628 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 2628 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

60%
Arrive within 15 minutes
21 min
Average arrival delay
1.8%
Cancelled
8 min
Median arrival delay

Based on 395 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon60%(70 flights)
  • Tue61%(54 flights)
  • Wed65%(54 flights)
  • Thu59%(69 flights)
  • Fri47%(62 flights)
  • Sat68%(38 flights)
  • Sun63%(40 flights)
On-time by departure window
  • 6–9 AM84%(67 flights)
  • 9 AM–12 PM64%(45 flights)
  • 12–3 PM63%(24 flights)
  • 3–6 PM65%(60 flights)
  • 6–9 PM52%(130 flights)
  • 9 PM–12 AM41%(61 flights)
On-time trend by month
62%
May

Jun 51% → May 62% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202551%65
July 202558%64
August 202554%41
September 202552%33
October 202540%10
November 202590%38
December 202534%44
March 202689%27
April 202680%30
May 202662%29
Departures on time
57%
Diverted
0.3%
Flights flown
387
Months covered
11

Based on 395 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.