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Flight Reliability

NK 1 · Spirit Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and NK 1 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

75%
Arrive within 15 minutes
21 min
Average arrival delay
3.6%
Cancelled
8 min early
Median arrival delay

Based on 330 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon68%(44 flights)
  • Tue89%(46 flights)
  • Wed87%(46 flights)
  • Thu67%(46 flights)
  • Fri72%(47 flights)
  • Sat79%(43 flights)
  • Sun63%(46 flights)
On-time by departure window
  • 12–3 AM—(1 flights)
  • 3–6 AM92%(200 flights)
  • 6–9 PM42%(69 flights)
  • 9 PM–12 AM54%(48 flights)
On-time trend by month
48%
Apr

Jun 97% → Apr 48% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202597%30
July 202593%28
August 202597%31
September 202593%30
October 2025100%31
November 202593%28
December 202575%28
January 202663%27
February 202644%27
March 202617%30
April 202648%27
Departures on time
73%
Diverted
0%
Flights flown
318
Months covered
12

Keep nerding

Based on 330 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.