Flight Reliability
F9 3831 · Frontier Airlines
Dallas–Fort Worth → Phoenix (DFW–PHX)
37
Bring Snacks
WanderNerd Reliability Score
- 60%
- Arrive within 15 minutes
- 21 min
- Average arrival delay
- 6.3%
- Cancelled
- 7 min early
- Median arrival delay
Based on 32 historical flights. Data through May 2026.
What the data says
Lagging the DFW–PHX route.
F9 3831 arrived on time 60% of the time, versus 72% across the DFW–PHX route.
Lagging the Frontier Airlines network.
F9 3831 arrived on time 60% of the time, versus 73% across the Frontier Airlines network.
The breakdown
- Mon—(5 flights)
- Tue—(4 flights)
- Wed—(4 flights)
- Thu—(3 flights)
- Fri—(0 flights)
- Sat—(6 flights)
- Sun—(8 flights)
- 6–9 AM—(3 flights)
- 9 AM–12 PM—(1 flights)
- 3–6 PM—(3 flights)
- 6–9 PM—(7 flights)
- 9 PM–12 AM56%(16 flights)
- Departures on time
- 70%
- Diverted
- 0%
- Flights flown
- 30
- Months covered
- 6
Same route, other flights
Keep nerding
Based on 32 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.