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WanderNerd

Flight Reliability

NK 1289 · Spirit Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and NK 1289 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

95%
Arrive within 15 minutes
6 min early
Average arrival delay
1.8%
Cancelled
10 min early
Median arrival delay

Based on 57 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon(9 flights)
  • Tue(5 flights)
  • Wed(4 flights)
  • Thu100%(10 flights)
  • Fri(9 flights)
  • Sat100%(10 flights)
  • Sun(9 flights)
On-time by departure window
  • 6–9 AM97%(34 flights)
  • 3–6 PM91%(22 flights)
On-time trend by month
90%
Sep

Jul 96% → Sep 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
July 202596%22
August 2025100%12
September 202590%19
Departures on time
93%
Diverted
0%
Flights flown
56
Months covered
4

Based on 57 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.