Flight Reliability
NK 3651 · Spirit Airlines
Sacramento → Las Vegas (SMF–LAS)
100
Nerd Approved
WanderNerd Reliability Score
- 97%
- Arrive within 15 minutes
- 6 min early
- Average arrival delay
- 0%
- Cancelled
- 7 min early
- Median arrival delay
Based on 31 historical flights. Data through May 2026.
What the data says
Well ahead of the SMF–LAS route.
NK 3651 arrived on time 97% of the time, versus 81% across the SMF–LAS route.
Well ahead of the Spirit Airlines network.
NK 3651 arrived on time 97% of the time, versus 74% across the Spirit Airlines network.
The breakdown
- Mon—(4 flights)
- Tue—(4 flights)
- Wed—(4 flights)
- Thu—(5 flights)
- Fri—(5 flights)
- Sat—(5 flights)
- Sun—(4 flights)
- Departures on time
- 94%
- Diverted
- 0%
- Flights flown
- 31
- Months covered
- 2
Same route, other flights
Keep nerding
Based on 31 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.