Skip to content
WanderNerd
Check a flight

Flight Reliability

WN 3607 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 3607 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

89%
Arrive within 15 minutes
6 min early
Average arrival delay
0.5%
Cancelled
11 min early
Median arrival delay

Based on 202 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon92%(25 flights)
  • Tue93%(27 flights)
  • Wed89%(28 flights)
  • Thu84%(25 flights)
  • Fri100%(25 flights)
  • Sat81%(37 flights)
  • Sun88%(34 flights)
On-time by departure window
  • 6–9 AM96%(50 flights)
  • 9 AM–12 PM88%(40 flights)
  • 12–3 PM—(5 flights)
  • 3–6 PM70%(23 flights)
  • 6–9 PM93%(75 flights)
  • 9 PM–12 AM—(8 flights)
On-time trend by month
86%
May

Jun 100% → May 86% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 2025100%34
July 2025100%30
August 202583%12
January 202686%22
February 202671%24
April 202693%27
May 202686%35
Departures on time
86%
Diverted
0%
Flights flown
201
Months covered
11

Keep nerding

Based on 202 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.