Flight Reliability
F9 3291 · Frontier Airlines
Las Vegas → Los Angeles (LAS–LAX)
- 80%
- Arrive within 15 minutes
- 1 min
- Average arrival delay
- 0.4%
- Cancelled
- 9 min early
- Median arrival delay
Based on 225 historical flights. Data through May 2026.
What the data says
The 6–9 AM departure wins.
F9 3291 departing between 6–9 AM arrived on time 93% of the time, versus 74% between 9 AM–12 PM.
Saturdays have been rough.
F9 3291 arrived on time 89% of the time on Tuesdays and just 72% on Saturdays. That gap is worth planning around.
Better than the Frontier Airlines network average.
F9 3291 arrived on time 80% of the time, versus 73% across the Frontier Airlines network.
Trending in the right direction.
F9 3291 arrived on time 92% of the time over the last three months in the data, compared with 80% in the three months before that.
The breakdown
- Mon78%(40 flights)
- Tue89%(18 flights)
- Wed89%(18 flights)
- Thu88%(41 flights)
- Fri79%(42 flights)
- Sat72%(18 flights)
- Sun75%(47 flights)
- 6–9 AM93%(57 flights)
- 9 AM–12 PM74%(144 flights)
- 12–3 PM91%(11 flights)
- 3–6 PM92%(12 flights)
Jun 67% → May 90% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 67% | 18 |
| July 2025 | 82% | 17 |
| August 2025 | 72% | 18 |
| September 2025 | 82% | 17 |
| October 2025 | 67% | 15 |
| November 2025 | 86% | 21 |
| December 2025 | 63% | 19 |
| February 2026 | 92% | 13 |
| March 2026 | 100% | 24 |
| April 2026 | 85% | 27 |
| May 2026 | 90% | 30 |
- Departures on time
- 82%
- Diverted
- 0%
- Flights flown
- 224
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 225 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.