Flight Reliability
F9 3215 · Frontier Airlines
Atlanta → Los Angeles (ATL–LAX)
29
Bring Snacks
WanderNerd Reliability Score
- 57%
- Arrive within 15 minutes
- 30 min
- Average arrival delay
- 6.5%
- Cancelled
- 8 min
- Median arrival delay
Based on 107 historical flights. Data through May 2026.
What the data says
The 3–6 PM departure wins.
F9 3215 departing between 3–6 PM arrived on time 82% of the time, versus 48% between 6–9 PM.
Sunday scaries are real for this one.
F9 3215 arrived on time 80% of the time on Saturdays and just 41% on Sundays. That gap is worth planning around.
Well behind the ATL–LAX route.
F9 3215 arrived on time 57% of the time, versus 79% across the ATL–LAX route.
Well behind the Frontier Airlines network.
F9 3215 arrived on time 57% of the time, versus 73% across the Frontier Airlines network.
The breakdown
- Mon—(8 flights)
- Tue65%(17 flights)
- Wed59%(17 flights)
- Thu53%(17 flights)
- Fri50%(14 flights)
- Sat80%(10 flights)
- Sun41%(17 flights)
- 3–6 PM82%(27 flights)
- 6–9 PM48%(73 flights)
82%
May
Jun 28% → May 82% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 28% | 25 |
| July 2025 | 46% | 22 |
| August 2025 | 67% | 12 |
| April 2026 | 71% | 14 |
| May 2026 | 82% | 27 |
- Departures on time
- 60%
- Diverted
- 0%
- Flights flown
- 100
- Months covered
- 5
Same route, other flights
Keep nerding
Based on 107 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.