Route · ORD → AZO · 2020–2025 BTS data
Chicago to Kalamazoo
The ORD–AZO corridor (Chicago, IL → Kalamazoo, MI) runs ahead of the national average, served by 6 carriers across roughly 122 miles.
Data updated 2026-06-13
- 83.6%
- On-time
- +4.6 pts
- vs US avg
- 65 min
- Delay when late
- 2,524
- Flights
Cancelled
3.6%
Best Month
Oct 2022 98%
Worst Month
Jul 2025 63%
Distance
122 mi
Carriers
6
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 89 | 26 | 6 | 0 | MQ |
| Nov 2025 | 87 | 10 | 12 | 0 | MQ |
| Oct 2025 | 91 | 18 | 0 | 1 | OO,MQ |
| Sep 2025 | 86 | 11 | 1 | 0 | MQ |
| Aug 2025 | 85 | 17 | 2 | 0 | MQ |
| Jul 2025 | 88 | 33 | 4 | 0 | MQ |
| Jun 2025 | 74 | 25 | 2 | 0 | MQ |
| Jan 2023 | 49 | 13 | 0 | 1 | MQ |
| Dec 2022 | 60 | 12 | 3 | 0 | MQ |
| Nov 2022 | 59 | 7 | 6 | 0 | MQ |
| Oct 2022 | 62 | 1 | 0 | 1 | MQ |
| Sep 2022 | 60 | 8 | 0 | 0 | MQ |
| Aug 2022 | 62 | 10 | 2 | 0 | MQ |
| Jul 2022 | 62 | 11 | 0 | 0 | MQ |
| Jun 2022 | 60 | 5 | 0 | 0 | MQ |
| May 2022 | 62 | 10 | 0 | 0 | MQ |
| Apr 2022 | 60 | 8 | 3 | 0 | MQ |
| Mar 2022 | 62 | 7 | 1 | 0 | MQ |
| Feb 2022 | 56 | 7 | 6 | 0 | MQ |
| Jan 2022 | 63 | 15 | 5 | 0 | OO,MQ |
| Dec 2021 | 76 | 8 | 5 | 0 | OO,MQ |
| Nov 2021 | 61 | 4 | 0 | 0 | MQ |
| Oct 2021 | 56 | 15 | 0 | 0 | MQ |
| Sep 2021 | 50 | 8 | 0 | 0 | MQ |
Cancellation Rate
3.6%
58 of 1,620 flights
Diversion Rate
0.2%
3 of 1,620 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
ORD - Chicago
Full on-time, delay-cause, and seasonal performance for Chicago, IL.
Origin airport →AZO - Kalamazoo
Full on-time, delay-cause, and seasonal performance for Kalamazoo, MI.
Destination airport →Compare the two airports
See ORD and AZO side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to ORD–AZO.
Routes with a similar on-time rate
What the Data Says About ORD to AZO
Bureau of Transportation Statistics records show Chicago to Kalamazoo (ORD to AZO) running a 83.6% on-time rate over 2,524 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 65.3 minutes. The 122-mile corridor is served by 6 carriers, and over the last 24 months 3.6% of 1,620 flights were cancelled, 0.2% diverted.
The monthly split is wide on this route: Oct 2022 posted the strongest performance at 98% on-time, while Jul 2025 came in at just 63% - a 36-point swing worth factoring into travel timing.
Frequently Asked Questions
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Flight Guides
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Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.