Flight Reliability
F9 3451 · Frontier Airlines
Fort Lauderdale → Cleveland (FLL–CLE)
80
Pretty Reliable
WanderNerd Reliability Score
- 76%
- Arrive within 15 minutes
- 11 min
- Average arrival delay
- 0.9%
- Cancelled
- 7 min early
- Median arrival delay
Based on 112 historical flights. Data through May 2026.
What the data says
Saturdays have been rough.
F9 3451 arrived on time 95% of the time on Thursdays and just 56% on Saturdays. That gap is worth planning around.
A bit behind the FLL–CLE route.
F9 3451 arrived on time 76% of the time, versus 80% across the FLL–CLE route.
The breakdown
- Mon67%(18 flights)
- Tue—(3 flights)
- Wed—(3 flights)
- Thu95%(19 flights)
- Fri86%(21 flights)
- Sat56%(25 flights)
- Sun73%(22 flights)
- 12–3 PM—(2 flights)
- 3–6 PM—(1 flights)
- 6–9 PM78%(100 flights)
- 9 PM–12 AM—(8 flights)
82%
May
Jun 62% → May 82% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 62% | 13 |
| July 2025 | 85% | 13 |
| August 2025 | 73% | 15 |
| October 2025 | 85% | 13 |
| May 2026 | 82% | 17 |
- Departures on time
- 69%
- Diverted
- 0%
- Flights flown
- 111
- Months covered
- 10
Same route, other flights
Keep nerding
Based on 112 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.