Flight Reliability
NK 1319 · Spirit Airlines
Houston → Miami (IAH–MIA)
79
Usually Fine
WanderNerd Reliability Score
- 78%
- Arrive within 15 minutes
- 11 min
- Average arrival delay
- 1.7%
- Cancelled
- 2 min early
- Median arrival delay
Based on 59 historical flights. Data through May 2026.
What the data says
Morning flights do better here.
NK 1319 departing between 3–6 AM arrived on time 100% of the time, versus 72% between 12–3 PM.
A bit ahead of the Spirit Airlines network.
NK 1319 arrived on time 78% 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—(9 flights)
- Sat—(9 flights)
- Sun—(8 flights)
- 3–6 AM100%(13 flights)
- 6–9 AM83%(12 flights)
- 12–3 PM72%(25 flights)
- 3–6 PM—(8 flights)
- Departures on time
- 83%
- Diverted
- 0%
- Flights flown
- 58
- Months covered
- 3
Same route, other flights
Keep nerding
Based on 59 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.