Best Time to Fly CVG to ORD: On-Time Stats by Hour & Airline
Cincinnati/Northern Kentucky International → Chicago O'Hare International
Data through July 2026 · Last updated October 18, 2026
4,655 flights were scheduled from Cincinnati (CVG) to Chicago (ORD) in the last 12 months, and 71.4% of those that flew arrived on time, 6.3 points below the US average of 77.6%.
Among 6 airlines, Republic Airways led with 78.4% on time and American Airlines was last with 41.8%.
Over 24 months, Tuesday was the most reliable day (78% on time) and December the worst month (67%).
The cancellation rate was 3.5% (US average 1.8%).
CVG to ORD 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 |
|---|---|---|---|---|
| Republic Airways | 78.4% | 81 min | 3.4% | 1,301 |
| Envoy Air | 75.0% | 72 min | 2.5% | 1,352 |
| PSA Airlines | 70.6% | 133 min | 8.1% | 37 |
| United Airlines | 69.1% | 75 min | 2.8% | 937 |
| SkyWest Airlines | 60.7% | 111 min | 5.7% | 960 |
| American Airlines | 41.8% | 75 min | 1.5% | 68 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly CVG to ORD
On-time arrival % by scheduled departure hour (local time), 8,115 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 91.5% | 0.5% | 214 |
| 6am–7am | 86.2% | 1.4% | 559 |
| 7am–8am | 74.5% | 1.5% | 1,153 |
| 8am–9am | 74.0% | 1.4% | 658 |
| 9am–10am | 82.8% | 1.7% | 360 |
| 10am–11am | 80.3% | 0.9% | 220 |
| 11am–12pm | 85.4% | 1.0% | 795 |
| 12pm–1pm | 71.7% | 4.5% | 464 |
| 1pm–2pm | 77.0% | 4.8% | 187 |
| 2pm–3pm | 78.7% | 1.4% | 839 |
| 3pm–4pm | 62.2% | 2.6% | 304 |
| 4pm–5pm | 75.7% | 3.2% | 709 |
| 5pm–6pm | 57.3% | 1.3% | 596 |
| 6pm–7pm | 53.9% | 4.1% | 435 |
| 7pm–8pm | 64.0% | 7.0% | 430 |
| 8pm–9pm | 63.1% | 7.8% | 141 |
| 9pm–10pm | 47.4% | 13.6% | 44 |
| 10pm–11pm | Limited data | 7 | |
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 ORD
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) | 65.2% | -9.6 pts | 11.2% | 152 |
| Christmas & New Year (Dec 20 - Jan 3) | 71.4% | -3.3 pts | 1.4% | 213 |
| Summer peak (Jun 15 - Aug 15) | 72.7% | -2.1 pts | 1.9% | 1,561 |
| All other days | 74.8% | — | 2.4% | 6,189 |
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).