Best Time to Fly CLT to ORD: On-Time Stats by Hour & Airline
Charlotte Douglas International → Chicago O'Hare International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 73.2% of Charlotte (CLT) to Chicago (ORD) flights arrived on time (4,386 scheduled flights). That is 4.4 points below the national average of 77.6%.
Republic Airways was the most punctual of the 5 airlines on the route at 82.6%, while Frontier Airlines trailed at 65.0%.
October has been the best month (80% on time) and Friday the weakest day of the week (71%).
3.0% of flights were cancelled, versus 1.8% nationally.
CLT 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 | 82.6% | 83 min | 2.7% | 403 |
| SkyWest Airlines | 80.9% | 101 min | 5.4% | 221 |
| American Airlines | 72.3% | 75 min | 2.9% | 3,064 |
| United Airlines | 70.6% | 84 min | 2.0% | 550 |
| Frontier Airlines | 65.0% | 122 min | 4.7% | 148 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly CLT to ORD
On-time arrival % by scheduled departure hour (local time), 8,808 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 89.0% | 1.3% | 692 |
| 7am–8am | 83.8% | 1.3% | 557 |
| 8am–9am | 82.7% | 1.4% | 276 |
| 9am–10am | 88.1% | 1.7% | 651 |
| 10am–11am | 85.3% | 2.3% | 685 |
| 11am–12pm | 83.7% | 0.7% | 694 |
| 12pm–1pm | 80.5% | 5.2% | 135 |
| 1pm–2pm | 74.0% | 1.0% | 698 |
| 2pm–3pm | 74.0% | 1.7% | 635 |
| 3pm–4pm | 65.7% | 3.1% | 287 |
| 4pm–5pm | 65.0% | 1.8% | 726 |
| 5pm–6pm | 55.1% | 1.3% | 712 |
| 6pm–7pm | 58.5% | 2.9% | 768 |
| 7pm–8pm | 55.8% | 1.9% | 53 |
| 8pm–9pm | 66.0% | 3.2% | 502 |
| 9pm–10pm | 78.6% | 4.5% | 44 |
| 10pm–11pm | 70.4% | 4.8% | 669 |
| 11pm–12am | Limited data | 24 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on CLT 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) | 62.5% | -13.9 pts | 5.0% | 160 |
| Christmas & New Year (Dec 20 - Jan 3) | 76.5% | +0.0 pts | 0.3% | 343 |
| Summer peak (Jun 15 - Aug 15) | 64.9% | -11.5 pts | 2.5% | 1,541 |
| All other days | 76.4% | — | 2.0% | 6,764 |
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).