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WanderNerd

Flight Reliability

NK 1740 · Spirit Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and NK 1740 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

72%
Arrive within 15 minutes
14 min
Average arrival delay
9.9%
Cancelled
2 min early
Median arrival delay

Based on 131 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon71%(17 flights)
  • Tue73%(11 flights)
  • Wed65%(20 flights)
  • Thu100%(16 flights)
  • Fri71%(21 flights)
  • Sat68%(19 flights)
  • Sun57%(14 flights)
On-time by departure window
  • 3–6 AM74%(84 flights)
  • 6–9 AM68%(34 flights)
On-time trend by month
48%
Apr

Jul 85% → Apr 48% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
July 202585%13
January 202664%22
February 202679%24
March 202688%25
April 202648%27
Departures on time
81%
Diverted
0%
Flights flown
118
Months covered
6

Based on 131 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.