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Flight Reliability

WN 150 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 150 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

80%
Arrive within 15 minutes
2 min
Average arrival delay
0.2%
Cancelled
6 min early
Median arrival delay

Based on 416 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon67%(55 flights)
  • Tue84%(63 flights)
  • Wed84%(61 flights)
  • Thu87%(52 flights)
  • Fri84%(55 flights)
  • Sat79%(58 flights)
  • Sun78%(71 flights)
On-time by departure window
  • 3–6 AM—(5 flights)
  • 6–9 AM91%(53 flights)
  • 9 AM–12 PM85%(74 flights)
  • 12–3 PM79%(112 flights)
  • 3–6 PM78%(130 flights)
  • 6–9 PM74%(34 flights)
  • 9 PM–12 AM—(7 flights)
On-time trend by month
79%
May

Jun 85% → May 79% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202585%40
July 202589%45
August 202572%32
September 202583%30
October 202583%35
November 202581%31
December 202555%38
January 202684%32
February 202679%28
March 202687%39
April 202684%32
May 202679%33
Departures on time
76%
Diverted
0%
Flights flown
415
Months covered
12

Keep nerding

Based on 416 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.