Best Time to Fly RNO to LAS: On-Time Stats by Hour & Airline
Reno/Tahoe International → Harry Reid International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 82.1% of Reno (RNO) to Las Vegas (LAS) flights arrived on time (4,101 scheduled flights). That is 4.5 points above the national average of 77.6%.
Among 3 airlines, Spirit Airlines led with 87.1% on time and Frontier Airlines was last with 68.8%.
Over 24 months, Saturday was the most reliable day (89% on time) and July the worst month (79%).
The cancellation rate was 0.8% (US average 1.8%).
RNO to LAS on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Spirit Airlines | 87.1% | 81 min | 1.9% | 481 |
| Southwest Airlines | 82.6% | 54 min | 0.5% | 3,315 |
| Frontier Airlines | 68.8% | 86 min | 2.3% | 305 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly RNO to LAS
On-time arrival % by scheduled departure hour (local time), 8,105 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 93.8% | 0.0% | 561 |
| 6am–7am | 95.5% | 0.7% | 620 |
| 7am–8am | 94.0% | 1.1% | 373 |
| 8am–9am | 92.6% | 0.7% | 450 |
| 9am–10am | 89.8% | 0.0% | 560 |
| 10am–11am | 87.7% | 0.4% | 531 |
| 11am–12pm | 80.3% | 0.6% | 491 |
| 12pm–1pm | 85.0% | 0.6% | 517 |
| 1pm–2pm | 74.7% | 1.4% | 418 |
| 2pm–3pm | 74.5% | 1.5% | 466 |
| 3pm–4pm | 73.8% | 1.7% | 415 |
| 4pm–5pm | 72.8% | 1.4% | 350 |
| 5pm–6pm | 72.7% | 0.4% | 467 |
| 6pm–7pm | 78.3% | 2.2% | 410 |
| 7pm–8pm | 70.5% | 1.4% | 563 |
| 8pm–9pm | 79.8% | 1.6% | 606 |
| 9pm–10pm | 80.2% | 1.1% | 286 |
| 10pm–11pm | Limited data | 21 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on RNO to LAS
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 87.9% | +4.2 pts | 0.7% | 150 |
| Christmas & New Year (Dec 20 - Jan 3) | 76.6% | -7.1 pts | 2.4% | 289 |
| Summer peak (Jun 15 - Aug 15) | 78.5% | -5.2 pts | 1.2% | 1,459 |
| All other days | 83.7% | — | 0.8% | 6,207 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).