Flight Reliability
NK 1584 · Spirit Airlines
Las Vegas → Newark (LAS–EWR)
87
Pretty Reliable
WanderNerd Reliability Score
- 91%
- Arrive within 15 minutes
- 2 min early
- Average arrival delay
- 2.9%
- Cancelled
- 4 min early
- Median arrival delay
Based on 34 historical flights. Data through May 2026.
What the data says
Better than the LAS–EWR route average.
NK 1584 arrived on time 91% of the time, versus 82% across the LAS–EWR route.
Well ahead of the Spirit Airlines network.
NK 1584 arrived on time 91% of the time, versus 74% across the Spirit Airlines network.
The breakdown
- Mon—(5 flights)
- Tue—(4 flights)
- Wed—(4 flights)
- Thu—(5 flights)
- Fri—(5 flights)
- Sat—(5 flights)
- Sun—(5 flights)
- Departures on time
- 94%
- Diverted
- 0%
- Flights flown
- 33
- Months covered
- 2
Same route, other flights
Keep nerding
Based on 34 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.