Skip to content
WanderNerd

Flight Reliability

NK 2851 · Spirit Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and NK 2851 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

68%
Arrive within 15 minutes
17 min
Average arrival delay
10.2%
Cancelled
2 min
Median arrival delay

Based on 147 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon75%(16 flights)
  • Tue82%(17 flights)
  • Wed87%(15 flights)
  • Thu46%(22 flights)
  • Fri71%(21 flights)
  • Sat67%(21 flights)
  • Sun60%(20 flights)
On-time by departure window
  • 6–9 AM(5 flights)
  • 9 AM–12 PM73%(106 flights)
  • 12–3 PM(6 flights)
  • 3–6 PM(8 flights)
  • 6–9 PM(7 flights)
On-time trend by month
62%
Apr

Jun 17% → Apr 62% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202517%12
December 202563%27
January 202686%28
February 202676%25
March 202683%24
April 202662%13
Departures on time
69%
Diverted
0%
Flights flown
132
Months covered
7

Based on 147 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.