Flight Reliability
NK 1021 · Spirit Airlines
Los Angeles → Dallas–Fort Worth (LAX–DFW)98% of its flights flew this route. The rest (LAX–LAS) are included in these numbers.
92
Nerd Approved
WanderNerd Reliability Score
- 92%
- Arrive within 15 minutes
- 6 min early
- Average arrival delay
- 2.0%
- Cancelled
- 10 min early
- Median arrival delay
Based on 50 historical flights. Data through May 2026.
What the data says
Mornings have a slight edge.
Departures between 12–3 AM arrived on time 95% of the time, against 89% between 9 PM–12 AM.
Well ahead of the LAX–DFW route.
NK 1021 arrived on time 92% of the time, versus 75% across the LAX–DFW route.
Well ahead of the Spirit Airlines network.
NK 1021 arrived on time 92% of the time, versus 74% across the Spirit Airlines network.
The breakdown
- Mon—(8 flights)
- Tue—(8 flights)
- Wed—(8 flights)
- Thu—(8 flights)
- Fri—(8 flights)
- Sat—(3 flights)
- Sun—(6 flights)
- 12–3 AM95%(21 flights)
- 9 PM–12 AM89%(28 flights)
- Departures on time
- 92%
- Diverted
- 0%
- Flights flown
- 49
- Months covered
- 3
Same route, other flights
Keep nerding
Based on 50 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.