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Flight Reliability

WN 2101 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 2101 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

84%
Arrive within 15 minutes
1 min
Average arrival delay
0.5%
Cancelled
5 min early
Median arrival delay

Based on 420 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon83%(75 flights)
  • Tue76%(45 flights)
  • Wed96%(46 flights)
  • Thu88%(76 flights)
  • Fri82%(68 flights)
  • Sat77%(65 flights)
  • Sun83%(42 flights)
On-time by departure window
  • 6–9 AM92%(50 flights)
  • 9 AM–12 PM85%(173 flights)
  • 12–3 PM79%(66 flights)
  • 3–6 PM83%(103 flights)
  • 6–9 PM72%(25 flights)
On-time trend by month
65%
May

Jun 82% → May 65% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202582%77
July 202585%81
August 202594%34
September 202588%24
October 202596%26
November 202583%35
December 202581%43
January 202677%13
February 202665%17
March 202670%10
April 2026100%26
May 202665%31
Departures on time
78%
Diverted
0.2%
Flights flown
417
Months covered
12

Keep nerding

Based on 420 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.