Flight Reliability
F9 1997 · Frontier Airlines
ISP → Fort Lauderdale (ISP–FLL)
Not enough history
Only 19 flights in the data. We don't publish a score on samples this small.
- 28%
- Arrive within 15 minutes
- 34 min
- Average arrival delay
- 5.3%
- Cancelled
- 27 min
- Median arrival delay
Based on 19 historical flights. Data through May 2026.We don't have enough history to call this one yet. Under 30 flights is an anecdote, not a statistic.
The breakdown
- Mon—(3 flights)
- Tue—(2 flights)
- Wed—(2 flights)
- Thu—(3 flights)
- Fri—(3 flights)
- Sat—(2 flights)
- Sun—(3 flights)
- Departures on time
- 28%
- Diverted
- 0%
- Flights flown
- 18
- Months covered
- 2
Same route, other flights
Keep nerding
Based on 19 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.