Route · AZO → ORD · 2020–2025 BTS data
Kalamazoo to Chicago
The AZO–ORD corridor (Kalamazoo, MI → Chicago, IL) runs ahead of the national average, served by 6 carriers across roughly 122 miles.
Data updated 2026-06-13
- 86.7%
- On-time
- +7.7 pts
- vs US avg
- 82 min
- Delay when late
- 2,523
- Flights
Cancelled
3.7%
Best Month
Jun 2022 93%
Worst Month
Dec 2025 70%
Distance
122 mi
Carriers
6
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 89 | 27 | 6 | 0 | MQ |
| Nov 2025 | 87 | 10 | 12 | 0 | MQ |
| Oct 2025 | 91 | 18 | 0 | 0 | OO,MQ |
| Sep 2025 | 86 | 8 | 1 | 0 | MQ |
| Aug 2025 | 85 | 10 | 2 | 0 | MQ |
| Jul 2025 | 88 | 17 | 4 | 0 | MQ |
| Jun 2025 | 73 | 17 | 2 | 0 | MQ |
| Jan 2023 | 49 | 15 | 0 | 0 | MQ |
| Dec 2022 | 60 | 14 | 3 | 0 | MQ |
| Nov 2022 | 59 | 14 | 6 | 0 | MQ |
| Oct 2022 | 62 | 5 | 0 | 0 | MQ |
| Sep 2022 | 60 | 7 | 1 | 0 | MQ |
| Aug 2022 | 62 | 8 | 2 | 0 | MQ |
| Jul 2022 | 62 | 8 | 0 | 0 | MQ |
| Jun 2022 | 60 | 4 | 0 | 0 | MQ |
| May 2022 | 62 | 5 | 1 | 0 | MQ |
| Apr 2022 | 60 | 4 | 2 | 0 | MQ |
| Mar 2022 | 62 | 7 | 1 | 0 | MQ |
| Feb 2022 | 56 | 13 | 6 | 0 | MQ |
| Jan 2022 | 64 | 14 | 5 | 0 | OO,MQ |
| Dec 2021 | 75 | 7 | 6 | 0 | OO,MQ |
| Nov 2021 | 61 | 7 | 0 | 1 | MQ |
| Oct 2021 | 56 | 10 | 0 | 0 | MQ |
| Sep 2021 | 50 | 4 | 0 | 0 | MQ |
Cancellation Rate
3.7%
60 of 1,619 flights
Diversion Rate
0.1%
1 of 1,619 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
AZO - Kalamazoo
Full on-time, delay-cause, and seasonal performance for Kalamazoo, MI.
Origin airport →ORD - Chicago
Full on-time, delay-cause, and seasonal performance for Chicago, IL.
Destination airport →Compare the two airports
See AZO and ORD side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to AZO–ORD.
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What the Data Says About AZO to ORD
Kalamazoo to Chicago (AZO to ORD) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 86.7% on-time rate across 2,523 flights, with delays that do happen averaging 81.7 minutes. The corridor runs roughly 122 miles and is served by 6 carriers. Over the most recent 24 months, 60 of 1,619 flights were cancelled (3.7%) and 1 diverted (0.1%).
The monthly split is wide on this route: Jun 2022 posted the strongest performance at 93% on-time, while Dec 2025 came in at just 70% - a 24-point swing worth factoring into travel timing.
Frequently Asked Questions
How often are flights delayed from AZO to ORD? ▼
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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.