Flight Reliability
NK 797 · Spirit Airlines
Las Vegas → Detroit (LAS–DTW)85% of its flights flew this route. The rest (CLE–BNA, ORD–LAX) are included in these numbers.
71
Usually Fine
WanderNerd Reliability Score
- 76%
- Arrive within 15 minutes
- 4 min
- Average arrival delay
- 3.3%
- Cancelled
- 11 min early
- Median arrival delay
Based on 61 historical flights. Data through May 2026.
What the data says
The 12–3 PM departure wins.
NK 797 departing between 12–3 PM arrived on time 85% of the time, versus 62% between 9 AM–12 PM.
Sunday scaries are real for this one.
NK 797 arrived on time 85% of the time on Thursdays. On Sundays: 75%.
A bit behind the LAS–DTW route.
NK 797 arrived on time 76% of the time, versus 82% across the LAS–DTW route.
The breakdown
- Mon—(7 flights)
- Tue—(8 flights)
- Wed—(8 flights)
- Thu85%(13 flights)
- Fri—(8 flights)
- Sat—(3 flights)
- Sun75%(12 flights)
- 9 AM–12 PM62%(13 flights)
- 12–3 PM85%(13 flights)
- 3–6 PM84%(25 flights)
- 6–9 PM—(8 flights)
- Departures on time
- 80%
- Diverted
- 0%
- Flights flown
- 59
- Months covered
- 3
Same route, other flights
Keep nerding
Based on 61 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.