Best Time to Fly LAS to CVG: On-Time Stats by Hour & Airline
Harry Reid International → Cincinnati/Northern Kentucky International
Data through July 2026 · Last updated October 18, 2026
675 flights were scheduled from Las Vegas (LAS) to Cincinnati (CVG) in the last 12 months, and 83.1% of those that flew arrived on time, 5.5 points above the US average of 77.6%.
Among 3 airlines, Delta Air Lines led with 89.0% on time and Frontier Airlines was last with 73.7%.
Over 24 months, Tuesday was the most reliable day (93% on time) and July the worst month (75%).
The cancellation rate was 1.3% (US average 1.8%).
LAS to CVG 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 |
|---|---|---|---|---|
| Delta Air Lines | 89.0% | 51 min | 0.8% | 356 |
| Allegiant Air | 82.1% | 95 min | 0.9% | 109 |
| Frontier Airlines | 73.7% | 72 min | 2.4% | 210 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly LAS to CVG
On-time arrival % by scheduled departure hour (local time), 1,372 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | Limited data | 13 | |
| 8am–9am | Limited data | 27 | |
| 9am–10am | 83.6% | 0.0% | 68 |
| 10am–11am | Limited data | 26 | |
| 11am–12pm | Limited data | 8 | |
| 12pm–1pm | 79.5% | 4.0% | 76 |
| 1pm–2pm | Limited data | 31 | |
| 2pm–3pm | 72.7% | 0.0% | 33 |
| 3pm–4pm | 71.0% | 0.0% | 38 |
| 4pm–5pm | Limited data | 21 | |
| 5pm–6pm | 69.1% | 0.0% | 175 |
| 9pm–10pm | Limited data | 1 | |
| 10pm–11pm | 84.8% | 2.0% | 395 |
| 11pm–12am | 81.2% | 0.7% | 460 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on LAS to CVG
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) | Limited data | 27 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 77.4% | -2.3 pts | 3.6% | 55 |
| Summer peak (Jun 15 - Aug 15) | 78.8% | -0.9 pts | 2.1% | 236 |
| All other days | 79.7% | — | 0.8% | 1,054 |
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).