Flight Reliability
F9 1490 · Frontier Airlines
Las Vegas → Houston (LAS–IAH)
86
Pretty Reliable
WanderNerd Reliability Score
- 82%
- Arrive within 15 minutes
- 3 min early
- Average arrival delay
- 1.0%
- Cancelled
- 11 min early
- Median arrival delay
Based on 197 historical flights. Data through May 2026.
What the data says
Mornings have a slight edge.
Departures between 6–9 AM arrived on time 85% of the time, against 79% between 9 AM–12 PM.
Sunday scaries are real for this one.
F9 1490 arrived on time 90% of the time on Thursdays. On Sundays: 76%.
Better than the Frontier Airlines network average.
F9 1490 arrived on time 82% of the time, versus 73% across the Frontier Airlines network.
The breakdown
- Mon77%(43 flights)
- Tue—(8 flights)
- Wed—(8 flights)
- Thu90%(39 flights)
- Fri78%(41 flights)
- Sat90%(19 flights)
- Sun76%(37 flights)
- 6–9 AM85%(93 flights)
- 9 AM–12 PM79%(96 flights)
- 12–3 PM—(5 flights)
- 3–6 PM—(1 flights)
83%
May
Jun 53% → May 83% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 53% | 15 |
| July 2025 | 86% | 21 |
| August 2025 | 84% | 19 |
| September 2025 | 77% | 17 |
| October 2025 | 83% | 18 |
| November 2025 | 91% | 21 |
| December 2025 | 86% | 22 |
| March 2026 | 73% | 11 |
| May 2026 | 83% | 29 |
- Departures on time
- 83%
- Diverted
- 0%
- Flights flown
- 195
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 197 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.