Flight Reliability
F9 4916 · Frontier Airlines
Fort Lauderdale → San Juan (FLL–SJU)
69
Usually Fine
WanderNerd Reliability Score
- 63%
- Arrive within 15 minutes
- 15 min
- Average arrival delay
- 0%
- Cancelled
- 11 min
- Median arrival delay
Based on 38 historical flights. Data through May 2026.
What the data says
Morning flights do better here.
F9 4916 departing between 9 AM–12 PM arrived on time 80% of the time, versus 47% between 12–3 PM.
A bit behind the FLL–SJU route.
F9 4916 arrived on time 63% of the time, versus 69% across the FLL–SJU route.
Lagging the Frontier Airlines network.
F9 4916 arrived on time 63% of the time, versus 73% across the Frontier Airlines network.
The breakdown
- Mon—(7 flights)
- Tue—(1 flights)
- Wed—(1 flights)
- Thu—(9 flights)
- Fri—(8 flights)
- Sat—(3 flights)
- Sun—(9 flights)
- 6–9 AM—(4 flights)
- 9 AM–12 PM80%(15 flights)
- 12–3 PM47%(19 flights)
- Departures on time
- 63%
- Diverted
- 0%
- Flights flown
- 38
- Months covered
- 3
Same route, other flights
Keep nerding
Based on 38 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.