Flight Reliability
F9 1647 · Frontier Airlines
Dallas–Fort Worth → Las Vegas (DFW–LAS)
52
A Little Dicey
WanderNerd Reliability Score
- 64%
- Arrive within 15 minutes
- 36 min
- Average arrival delay
- 1.6%
- Cancelled
- 4 min early
- Median arrival delay
Based on 62 historical flights. Data through May 2026.
What the data says
6–9 PM has a slight edge.
Departures between 6–9 PM arrived on time 65% of the time, against 62% between 3–6 PM.
Sunday scaries are real for this one.
F9 1647 arrived on time 67% of the time on Mondays and just 50% on Sundays. That gap is worth planning around.
A bit behind the DFW–LAS route.
F9 1647 arrived on time 64% of the time, versus 70% across the DFW–LAS route.
Lagging the Frontier Airlines network.
F9 1647 arrived on time 64% of the time, versus 73% across the Frontier Airlines network.
The breakdown
- Mon67%(15 flights)
- Tue—(1 flights)
- Wed—(4 flights)
- Thu—(8 flights)
- Fri60%(15 flights)
- Sat—(6 flights)
- Sun50%(12 flights)
- 9 AM–12 PM—(1 flights)
- 12–3 PM—(8 flights)
- 3–6 PM62%(26 flights)
- 6–9 PM65%(26 flights)
55%
Apr
Sep 50% → Apr 55% on time
| Month | On-time percentage | Flights |
|---|---|---|
| September 2025 | 50% | 12 |
| January 2026 | 69% | 16 |
| February 2026 | 90% | 10 |
| April 2026 | 55% | 11 |
- Departures on time
- 61%
- Diverted
- 0%
- Flights flown
- 61
- Months covered
- 7
Same route, other flights
Keep nerding
Based on 62 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.