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WanderNerd

Flight Reliability

WN 1170 · Southwest Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and WN 1170 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

82%
Arrive within 15 minutes
5 min
Average arrival delay
0.8%
Cancelled
4 min early
Median arrival delay

Based on 361 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon86%(56 flights)
  • Tue87%(45 flights)
  • Wed86%(43 flights)
  • Thu77%(57 flights)
  • Fri81%(59 flights)
  • Sat78%(40 flights)
  • Sun83%(58 flights)
On-time by departure window
  • 6–9 AM100%(32 flights)
  • 9 AM–12 PM94%(66 flights)
  • 12–3 PM85%(160 flights)
  • 3–6 PM54%(26 flights)
  • 6–9 PM79%(34 flights)
  • 9 PM–12 AM60%(40 flights)
On-time trend by month
90%
May

Jun 76% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202576%37
July 202563%38
August 202587%38
September 202592%38
October 202577%31
November 202565%20
December 202567%15
January 202689%26
February 202688%24
March 202690%30
April 202697%30
May 202690%31
Departures on time
79%
Diverted
0%
Flights flown
358
Months covered
12

Based on 361 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.