Flight Reliability
F9 3304 · Frontier Airlines
Los Angeles → Phoenix (LAX–PHX)
82
Pretty Reliable
WanderNerd Reliability Score
- 79%
- Arrive within 15 minutes
- 9 min
- Average arrival delay
- 1.3%
- Cancelled
- 5 min early
- Median arrival delay
Based on 77 historical flights. Data through May 2026.
What the data says
The 3–6 PM departure wins.
F9 3304 departing between 3–6 PM arrived on time 88% of the time, versus 79% between 12–3 PM.
Wednesdays have been rough.
F9 3304 arrived on time 100% of the time on Mondays and just 57% on Wednesdays. That gap is worth planning around.
A bit behind the LAX–PHX route.
F9 3304 arrived on time 79% of the time, versus 82% across the LAX–PHX route.
A bit ahead of the Frontier Airlines network.
F9 3304 arrived on time 79% of the time, versus 73% across the Frontier Airlines network.
The breakdown
- Mon100%(11 flights)
- Tue92%(13 flights)
- Wed57%(14 flights)
- Thu—(6 flights)
- Fri64%(14 flights)
- Sat—(9 flights)
- Sun—(9 flights)
- 6–9 AM—(1 flights)
- 9 AM–12 PM—(2 flights)
- 12–3 PM79%(42 flights)
- 3–6 PM88%(16 flights)
- 6–9 PM—(9 flights)
- 9 PM–12 AM—(6 flights)
87%
Apr
Dec 75% → Apr 87% on time
| Month | On-time percentage | Flights |
|---|---|---|
| December 2025 | 75% | 20 |
| March 2026 | 81% | 26 |
| April 2026 | 87% | 15 |
- Departures on time
- 83%
- Diverted
- 0%
- Flights flown
- 76
- Months covered
- 5
Same route, other flights
Keep nerding
Based on 77 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.