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WanderNerd

Flight Reliability

NK 1157 · Spirit Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and NK 1157 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

62%
Arrive within 15 minutes
26 min
Average arrival delay
4.4%
Cancelled
3 min
Median arrival delay

Based on 158 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon64%(22 flights)
  • Tue75%(20 flights)
  • Wed84%(19 flights)
  • Thu65%(23 flights)
  • Fri48%(23 flights)
  • Sat55%(22 flights)
  • Sun50%(22 flights)
On-time by departure window
  • 6–9 AM58%(19 flights)
  • 9 AM–12 PM61%(18 flights)
  • 12–3 PM69%(32 flights)
  • 3–6 PM61%(82 flights)
On-time trend by month
27%
Apr

Jul 78% → Apr 27% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
July 202578%23
August 202567%12
December 202563%19
January 202674%31
February 202660%25
March 202650%30
April 202627%11
Departures on time
54%
Diverted
0%
Flights flown
151
Months covered
7

Based on 158 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.