Flight Reliability
NK 1097 · Spirit Airlines
Houston → Fort Lauderdale (IAH–FLL)
100
Nerd Approved
WanderNerd Reliability Score
- 93%
- Arrive within 15 minutes
- 3 min early
- Average arrival delay
- 0%
- Cancelled
- 12 min early
- Median arrival delay
Based on 59 historical flights. Data through May 2026.
What the data says
Mornings have a slight edge.
Departures between 6–9 AM arrived on time 96% of the time, against 90% between 3–6 AM.
Better than the IAH–FLL route average.
NK 1097 arrived on time 93% of the time, versus 80% across the IAH–FLL route.
Well ahead of the Spirit Airlines network.
NK 1097 arrived on time 93% of the time, versus 74% across the Spirit Airlines network.
The breakdown
- Mon—(8 flights)
- Tue—(8 flights)
- Wed—(8 flights)
- Thu—(9 flights)
- Fri—(9 flights)
- Sat—(9 flights)
- Sun—(8 flights)
- 3–6 AM90%(31 flights)
- 6–9 AM96%(28 flights)
- Departures on time
- 92%
- Diverted
- 0%
- Flights flown
- 59
- 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.