Flight Reliability
F9 3112 · Frontier Airlines
Newark → San Juan (EWR–SJU)
23
Bring Snacks
WanderNerd Reliability Score
- 55%
- Arrive within 15 minutes
- 54 min
- Average arrival delay
- 4.3%
- Cancelled
- 11 min
- Median arrival delay
Based on 46 historical flights. Data through May 2026.
What the data says
Well behind the EWR–SJU route.
F9 3112 arrived on time 55% of the time, versus 71% across the EWR–SJU route.
Well behind the Frontier Airlines network.
F9 3112 arrived on time 55% of the time, versus 73% across the Frontier Airlines network.
The breakdown
- Mon—(6 flights)
- Tue—(8 flights)
- Wed—(7 flights)
- Thu—(6 flights)
- Fri—(6 flights)
- Sat—(6 flights)
- Sun—(5 flights)
- Departures on time
- 73%
- Diverted
- 0%
- Flights flown
- 44
- Months covered
- 4
Same route, other flights
Keep nerding
Based on 46 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.