Skip to content
WanderNerd
Check a flight

Flight Reliability

WN 2042 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 2042 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

76%
Arrive within 15 minutes
8 min
Average arrival delay
1.3%
Cancelled
2 min early
Median arrival delay

Based on 386 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon81%(52 flights)
  • Tue79%(58 flights)
  • Wed79%(56 flights)
  • Thu86%(51 flights)
  • Fri74%(53 flights)
  • Sat82%(34 flights)
  • Sun58%(76 flights)
On-time by departure window
  • 6–9 AM88%(40 flights)
  • 9 AM–12 PM90%(69 flights)
  • 12–3 PM59%(85 flights)
  • 3–6 PM81%(99 flights)
  • 6–9 PM69%(87 flights)
On-time trend by month
71%
May

Jun 67% → May 71% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202567%30
July 202562%34
August 202588%32
September 202590%30
October 202586%14
November 202568%38
December 202568%44
January 2026100%27
February 202696%22
March 202666%38
April 202670%37
May 202671%34
Departures on time
66%
Diverted
0.3%
Flights flown
380
Months covered
12

Keep nerding

Based on 386 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.