Best Time to Fly ORD to AZO: On-Time Stats by Hour & Airline
Chicago O'Hare International → Kalamazoo/Battle Creek International
Data through July 2026 · Last updated October 18, 2026
964 flights were scheduled from Chicago (ORD) to Kalamazoo (AZO) in the last 12 months, and 75.0% of those that flew arrived on time, 2.6 points below the US average of 77.6%.
Among 2 airlines, Envoy Air led with 76.9% on time and SkyWest Airlines was last with 65.6%.
Over 24 months, Tuesday was the most reliable day (81% on time) and June the worst month (61%).
The cancellation rate was 4.6% (US average 1.8%).
ORD to AZO 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 |
|---|---|---|---|---|
| Envoy Air | 76.9% | 64 min | 4.1% | 801 |
| SkyWest Airlines | 65.6% | 91 min | 6.8% | 163 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly ORD to AZO
On-time arrival % by scheduled departure hour (local time), 1,126 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 8am–9am | 88.7% | 4.1% | 194 |
| 9am–10am | 82.3% | 3.7% | 107 |
| 12pm–1pm | Limited data | 26 | |
| 1pm–2pm | 73.1% | 3.2% | 124 |
| 2pm–3pm | 65.1% | 4.3% | 46 |
| 3pm–4pm | 81.0% | 2.1% | 97 |
| 4pm–5pm | 70.5% | 7.1% | 84 |
| 5pm–6pm | 43.8% | 5.9% | 34 |
| 6pm–7pm | Limited data | 14 | |
| 7pm–8pm | Limited data | 12 | |
| 8pm–9pm | 70.0% | 3.9% | 52 |
| 9pm–10pm | 64.6% | 4.7% | 86 |
| 10pm–11pm | 63.3% | 5.2% | 250 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on ORD to AZO
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 | 19 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 78.4% | +2.5 pts | 9.8% | 41 |
| Summer peak (Jun 15 - Aug 15) | 64.7% | -11.1 pts | 4.1% | 269 |
| All other days | 75.8% | — | 3.5% | 797 |
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).