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WanderNerd

Flight Reliability

NK 566 · Spirit Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and NK 566 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

48%
Arrive within 15 minutes
43 min
Average arrival delay
3.8%
Cancelled
18 min
Median arrival delay

Based on 104 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon65%(17 flights)
  • Tue(8 flights)
  • Wed(9 flights)
  • Thu56%(16 flights)
  • Fri59%(17 flights)
  • Sat35%(17 flights)
  • Sun33%(15 flights)
On-time by departure window
  • 9 AM–12 PM67%(69 flights)
  • 3–6 PM3%(30 flights)
On-time trend by month
8%
Apr

Dec 63% → Apr 8% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
December 202563%27
January 202672%25
February 202670%10
March 202616%25
April 20268%12
Departures on time
55%
Diverted
1.0%
Flights flown
99
Months covered
5

Based on 104 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.