Flight Reliability
F9 4963 · Frontier Airlines
Dallas–Fort Worth → Los Angeles (DFW–LAX)
74
Usually Fine
WanderNerd Reliability Score
- 75%
- Arrive within 15 minutes
- 2 min
- Average arrival delay
- 1.1%
- Cancelled
- 10 min early
- Median arrival delay
Based on 91 historical flights. Data through May 2026.
What the data says
Morning flights do better here.
F9 4963 departing between 6–9 AM arrived on time 97% of the time, versus 60% between 9 PM–12 AM.
Sunday scaries are real for this one.
F9 4963 arrived on time 85% of the time on Thursdays and just 54% on Sundays. That gap is worth planning around.
The breakdown
- Mon73%(15 flights)
- Tue—(8 flights)
- Wed—(9 flights)
- Thu85%(13 flights)
- Fri74%(19 flights)
- Sat83%(12 flights)
- Sun54%(13 flights)
- 6–9 AM97%(30 flights)
- 9 AM–12 PM—(5 flights)
- 12–3 PM—(9 flights)
- 6–9 PM—(8 flights)
- 9 PM–12 AM60%(37 flights)
100%
May
Dec 79% → May 100% on time
| Month | On-time percentage | Flights |
|---|---|---|
| December 2025 | 79% | 14 |
| March 2026 | 38% | 21 |
| April 2026 | 83% | 12 |
| May 2026 | 100% | 20 |
- Departures on time
- 71%
- Diverted
- 1.1%
- Flights flown
- 89
- Months covered
- 8
Same route, other flights
Keep nerding
Based on 91 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.