Best Time to Fly CMX to ORD: On-Time Stats by Hour & Airline
Houghton County Memorial → Chicago O'Hare International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 67.8% of Hancock/Houghton (CMX) to Chicago (ORD) flights arrived on time (792 scheduled flights). That is 9.8 points below the national average of 77.6%.
SkyWest Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Tuesday was the most reliable day (80% on time) and December the worst month (54%).
The cancellation rate was 7.1% (US average 1.8%).
CMX 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 | 67.8% | 131 min | 7.1% | 792 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly CMX to ORD
On-time arrival % by scheduled departure hour (local time), 1,546 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 1am–2am | Limited data | 1 | |
| 8am–9am | 72.5% | 5.0% | 581 |
| 9am–10am | 80.7% | 2.7% | 149 |
| 1pm–2pm | Limited data | 18 | |
| 2pm–3pm | 70.1% | 0.7% | 139 |
| 3pm–4pm | 67.4% | 8.6% | 443 |
| 7pm–8pm | 53.9% | 4.2% | 215 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on CMX 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 | 26 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 60.8% | -9.7 pts | 13.6% | 59 |
| Summer peak (Jun 15 - Aug 15) | 65.3% | -5.1 pts | 3.3% | 306 |
| All other days | 70.4% | — | 5.0% | 1,155 |
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).