Flight Reliability
F9 3205 · Frontier Airlines
Houston → Denver (IAH–DEN)
99
Nerd Approved
WanderNerd Reliability Score
- 91%
- Arrive within 15 minutes
- 11 min early
- Average arrival delay
- 0%
- Cancelled
- 16 min early
- Median arrival delay
Based on 35 historical flights. Data through May 2026.
What the data says
The late departure is the smart one here.
F9 3205 departing between 6–9 PM arrived on time 100% of the time, versus 82% between 9 PM–12 AM.
Better than the IAH–DEN route average.
F9 3205 arrived on time 91% of the time, versus 82% across the IAH–DEN route.
Well ahead of the Frontier Airlines network.
F9 3205 arrived on time 91% of the time, versus 73% across the Frontier Airlines network.
The breakdown
- Mon—(9 flights)
- Tue—(2 flights)
- Wed—(1 flights)
- Thu—(4 flights)
- Fri90%(10 flights)
- Sat—(3 flights)
- Sun—(6 flights)
- 3–6 PM—(1 flights)
- 6–9 PM100%(17 flights)
- 9 PM–12 AM82%(17 flights)
- Departures on time
- 91%
- Diverted
- 0%
- Flights flown
- 35
- Months covered
- 5
Same route, other flights
Keep nerding
Based on 35 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.