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Flight Reliability

WN 1776 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 1776 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

83%
Arrive within 15 minutes
5 min
Average arrival delay
0.6%
Cancelled
5 min early
Median arrival delay

Based on 517 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon82%(79 flights)
  • Tue88%(82 flights)
  • Wed90%(78 flights)
  • Thu72%(78 flights)
  • Fri82%(81 flights)
  • Sat89%(45 flights)
  • Sun80%(71 flights)
On-time by departure window
  • 6–9 AM99%(85 flights)
  • 9 AM–12 PM87%(107 flights)
  • 12–3 PM87%(103 flights)
  • 3–6 PM78%(92 flights)
  • 6–9 PM70%(86 flights)
  • 9 PM–12 AM66%(41 flights)
On-time trend by month
69%
May

Jun 80% → May 69% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202580%30
July 202567%33
August 202585%39
September 202595%39
October 202587%52
November 202564%33
December 202586%49
January 202697%34
February 2026100%28
March 202684%50
April 202687%62
May 202669%65
Departures on time
78%
Diverted
0%
Flights flown
514
Months covered
12

Keep nerding

Based on 517 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.