Skip to content
WanderNerd

Flight Reliability

WN 1826 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 1826 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
7 min
Average arrival delay
0%
Cancelled
2 min early
Median arrival delay

Based on 347 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon82%(54 flights)
  • Tue73%(48 flights)
  • Wed75%(48 flights)
  • Thu63%(54 flights)
  • Fri71%(59 flights)
  • Sat77%(39 flights)
  • Sun76%(45 flights)
On-time by departure window
  • 6–9 AM100%(17 flights)
  • 9 AM–12 PM75%(118 flights)
  • 12–3 PM81%(104 flights)
  • 3–6 PM69%(45 flights)
  • 6–9 PM53%(19 flights)
  • 9 PM–12 AM55%(44 flights)
On-time trend by month
65%
May

Jun 53% → May 65% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202553%30
July 202552%31
August 202589%28
September 2025100%26
October 202570%27
November 202583%18
December 202567%15
January 202671%24
February 202688%25
March 202673%56
April 202678%36
May 202665%31
Departures on time
68%
Diverted
0%
Flights flown
347
Months covered
12

Based on 347 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.