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WanderNerd

Flight Reliability

NK 1624 · Spirit Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and NK 1624 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 early
Average arrival delay
3.3%
Cancelled
16 min early
Median arrival delay

Based on 120 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon75%(20 flights)
  • Tue92%(13 flights)
  • Wed94%(16 flights)
  • Thu81%(16 flights)
  • Fri67%(21 flights)
  • Sat93%(14 flights)
  • Sun81%(16 flights)
On-time by departure window
  • 3–6 PM84%(100 flights)
  • 6–9 PM69%(16 flights)
On-time trend by month
73%
Apr

Jan 88% → Apr 73% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
January 202688%24
February 202696%26
March 202686%29
April 202673%26
Departures on time
82%
Diverted
0%
Flights flown
116
Months covered
7

Based on 120 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.