Skip to content
WanderNerd
Check a flight

Flight Reliability

WN 1406 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 1406 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

67%
Arrive within 15 minutes
12 min
Average arrival delay
0.5%
Cancelled
1 min
Median arrival delay

Based on 366 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon54%(65 flights)
  • Tue79%(42 flights)
  • Wed88%(40 flights)
  • Thu55%(64 flights)
  • Fri61%(64 flights)
  • Sat76%(37 flights)
  • Sun71%(52 flights)
On-time by departure window
  • 6–9 AM88%(25 flights)
  • 12–3 PM70%(63 flights)
  • 3–6 PM73%(82 flights)
  • 6–9 PM62%(160 flights)
  • 9 PM–12 AM50%(34 flights)
On-time trend by month
78%
May

Jun 55% → May 78% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202555%42
July 202554%43
August 202549%43
September 202563%41
October 202570%30
November 202558%19
December 202567%15
January 202680%30
February 202684%25
March 202682%38
April 202685%20
May 202678%18
Departures on time
58%
Diverted
0%
Flights flown
364
Months covered
12

Keep nerding

Based on 366 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.