Best Time to Fly EAU to ORD: On-Time Stats by Hour & Airline
Chippewa Valley Regional → Chicago O'Hare International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 72.0% of Eau Claire (EAU) to Chicago (ORD) flights arrived on time (626 scheduled flights). That is 5.6 points below the national average of 77.6%.
SkyWest Airlines was the only reporting airline with regular flights on this route.
September has been the best month (88% on time) and Sunday the weakest day of the week (68%).
5.0% of flights were cancelled, versus 1.8% nationally.
EAU 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 |
|---|---|---|---|---|
| SkyWest Airlines | 72.0% | 125 min | 5.0% | 626 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly EAU to ORD
On-time arrival % by scheduled departure hour (local time), 1,021 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 82.4% | 3.5% | 579 |
| 8am–9am | Limited data | 1 | |
| 9am–10am | Limited data | 14 | |
| 12pm–1pm | 70.2% | 3.4% | 59 |
| 1pm–2pm | 70.0% | 0.0% | 40 |
| 2pm–3pm | 63.3% | 4.6% | 324 |
| 6pm–7pm | Limited data | 4 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on EAU 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) | Limited data | 11 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 60.4% | -15.7 pts | 9.4% | 53 |
| Summer peak (Jun 15 - Aug 15) | 73.4% | -2.7 pts | 1.6% | 187 |
| All other days | 76.1% | — | 3.8% | 770 |
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).