Flight Reliability
F9 4065 · Frontier Airlines
Dallas–Fort Worth → Seattle (DFW–SEA)
81
Pretty Reliable
WanderNerd Reliability Score
- 73%
- Arrive within 15 minutes
- 3 min
- Average arrival delay
- 0%
- Cancelled
- 5 min early
- Median arrival delay
Based on 37 historical flights. Data through May 2026.
What the data says
Friday is doing you no favors.
F9 4065 arrived on time 78% of the time on Mondays. On Fridays: 69%.
The breakdown
- Mon78%(18 flights)
- Tue—(0 flights)
- Wed—(1 flights)
- Thu—(0 flights)
- Fri69%(16 flights)
- Sat—(0 flights)
- Sun—(2 flights)
- Departures on time
- 84%
- Diverted
- 0%
- Flights flown
- 37
- Months covered
- 6
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.