Flight Reliability
F9 2671 · Frontier Airlines
Miami → Chicago (MIA–ORD)
57
A Little Dicey
WanderNerd Reliability Score
- 74%
- Arrive within 15 minutes
- 42 min
- Average arrival delay
- 2.3%
- Cancelled
- 1 min
- Median arrival delay
Based on 44 historical flights. Data through May 2026.
What the data says
Morning flights do better here.
F9 2671 departing between 6–9 AM arrived on time 100% of the time, versus 56% between 12–3 PM.
The breakdown
- Mon—(9 flights)
- Tue—(0 flights)
- Wed—(0 flights)
- Thu—(8 flights)
- Fri—(8 flights)
- Sat—(9 flights)
- Sun—(9 flights)
- 3–6 AM—(1 flights)
- 6–9 AM100%(12 flights)
- 9 AM–12 PM—(1 flights)
- 12–3 PM56%(18 flights)
- 3–6 PM—(1 flights)
- 6–9 PM—(1 flights)
- 9 PM–12 AM—(9 flights)
- Departures on time
- 70%
- Diverted
- 0%
- Flights flown
- 43
- Months covered
- 4
Same route, other flights
Keep nerding
Based on 44 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.