Best Time to Fly CVG to ATL: On-Time Stats by Hour & Airline
Cincinnati/Northern Kentucky International → Hartsfield-Jackson Atlanta International
Data through July 2026 · Last updated October 18, 2026
3,020 flights were scheduled from Cincinnati (CVG) to Atlanta (ATL) in the last 12 months, and 86.1% of those that flew arrived on time, 8.5 points above the US average of 77.6%.
Delta Air Lines was the most punctual of the 2 airlines on the route at 87.0%, while Frontier Airlines trailed at 77.1%.
October has been the best month (94% on time) and Sunday the weakest day of the week (80%).
1.3% of flights were cancelled, versus 1.8% nationally.
CVG to ATL 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 | 87.0% | 70 min | 1.3% | 2,727 |
| Frontier Airlines | 77.1% | 87 min | 1.4% | 293 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly CVG to ATL
On-time arrival % by scheduled departure hour (local time), 5,850 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 95.2% | 2.1% | 193 |
| 6am–7am | 93.5% | 1.2% | 572 |
| 7am–8am | 88.3% | 0.7% | 682 |
| 8am–9am | 89.1% | 1.1% | 279 |
| 9am–10am | 95.0% | 1.9% | 265 |
| 10am–11am | 86.3% | 3.3% | 429 |
| 11am–12pm | 91.5% | 0.5% | 214 |
| 12pm–1pm | 87.5% | 1.5% | 477 |
| 1pm–2pm | 88.1% | 0.2% | 482 |
| 2pm–3pm | 70.6% | 1.1% | 362 |
| 3pm–4pm | 84.2% | 0.0% | 347 |
| 4pm–5pm | 78.7% | 0.7% | 412 |
| 5pm–6pm | 79.6% | 1.6% | 369 |
| 6pm–7pm | 84.7% | 0.5% | 383 |
| 7pm–8pm | 79.9% | 2.1% | 289 |
| 8pm–9pm | 74.2% | 1.1% | 90 |
| 9pm–10pm | Limited data | 5 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on CVG to ATL
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) | 80.6% | -6.4 pts | 0.0% | 103 |
| Christmas & New Year (Dec 20 - Jan 3) | 86.8% | -0.2 pts | 1.8% | 217 |
| Summer peak (Jun 15 - Aug 15) | 81.4% | -5.6 pts | 1.6% | 1,120 |
| All other days | 87.0% | — | 1.1% | 4,410 |
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).