Flight Reliability
F9 3836 · Frontier Airlines
Dallas–Fort Worth → Miami (DFW–MIA)
59
A Little Dicey
WanderNerd Reliability Score
- 65%
- Arrive within 15 minutes
- 38 min
- Average arrival delay
- 0%
- Cancelled
- 4 min
- Median arrival delay
Based on 37 historical flights. Data through May 2026.
What the data says
Mondays have been rough.
F9 3836 arrived on time 73% of the time on Fridays and just 55% on Mondays. That gap is worth planning around.
A bit behind the DFW–MIA route.
F9 3836 arrived on time 65% of the time, versus 71% across the DFW–MIA route.
Lagging the Frontier Airlines network.
F9 3836 arrived on time 65% of the time, versus 73% across the Frontier Airlines network.
The breakdown
- Mon55%(11 flights)
- Tue—(4 flights)
- Wed—(1 flights)
- Thu—(5 flights)
- Fri73%(11 flights)
- Sat—(0 flights)
- Sun—(5 flights)
- 3–6 AM—(2 flights)
- 6–9 AM—(7 flights)
- 9 AM–12 PM—(8 flights)
- 12–3 PM—(1 flights)
- 3–6 PM62%(13 flights)
- 6–9 PM—(6 flights)
- Departures on time
- 60%
- Diverted
- 0%
- Flights flown
- 37
- Months covered
- 7
Same route, other flights
Keep nerding
Based on 37 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.