Flight Reliability
F9 4550 · Frontier Airlines
Savannah → Philadelphia (SAV–PHL)
52
A Little Dicey
WanderNerd Reliability Score
- 67%
- Arrive within 15 minutes
- 15 min
- Average arrival delay
- 4.9%
- Cancelled
- 5 min early
- Median arrival delay
Based on 41 historical flights. Data through May 2026.
What the data says
Monday is the weak spot.
F9 4550 arrived on time 68% of the time on Fridays. On Mondays: 61%.
Lagging the SAV–PHL route.
F9 4550 arrived on time 67% of the time, versus 82% across the SAV–PHL route.
A bit behind the Frontier Airlines network.
F9 4550 arrived on time 67% of the time, versus 73% across the Frontier Airlines network.
The breakdown
- Mon61%(18 flights)
- Tue—(0 flights)
- Wed—(0 flights)
- Thu—(0 flights)
- Fri68%(19 flights)
- Sat—(0 flights)
- Sun—(2 flights)
- 6–9 AM—(1 flights)
- 9 AM–12 PM—(1 flights)
- 12–3 PM—(5 flights)
- 3–6 PM59%(32 flights)
- Departures on time
- 67%
- Diverted
- 0%
- Flights flown
- 39
- Months covered
- 5
Same route, other flights
Keep nerding
Based on 41 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.