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Flight Reliability

WN 1704 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 1704 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

77%
Arrive within 15 minutes
9 min
Average arrival delay
0.7%
Cancelled
5 min early
Median arrival delay

Based on 421 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon77%(64 flights)
  • Tue80%(61 flights)
  • Wed78%(64 flights)
  • Thu73%(66 flights)
  • Fri76%(62 flights)
  • Sat78%(51 flights)
  • Sun80%(50 flights)
On-time by departure window
  • 3–6 AM95%(21 flights)
  • 6–9 AM92%(100 flights)
  • 9 AM–12 PM87%(52 flights)
  • 12–3 PM60%(95 flights)
  • 3–6 PM71%(76 flights)
  • 6–9 PM74%(74 flights)
On-time trend by month
90%
May

Jun 45% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202545%31
July 202542%31
August 202585%27
September 202569%26
October 202592%52
November 202589%35
December 202576%45
January 202694%31
February 202668%28
March 202668%47
April 2026100%34
May 202690%31
Departures on time
78%
Diverted
0%
Flights flown
418
Months covered
12

Keep nerding

Based on 421 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.