Route · AZO → DTW · 2020–2025 BTS data
Kalamazoo to Detroit
The AZO–DTW corridor (Kalamazoo, MI → Detroit, MI) runs ahead of the national average, served by 4 carriers across roughly 113 miles.
Data updated 2026-06-13
- 86.8%
- On-time
- +7.8 pts
- vs US avg
- 103 min
- Delay when late
- 5,925
- Flights
Cancelled
1.5%
Best Month
Apr 2025 96%
Worst Month
Dec 2025 62%
Distance
113 mi
Carriers
4
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 63 | 24 | 1 | 0 | OO |
| Nov 2025 | 84 | 13 | 6 | 0 | OO |
| Oct 2025 | 88 | 10 | 0 | 0 | OO |
| Sep 2025 | 85 | 8 | 0 | 0 | OO |
| Aug 2025 | 87 | 24 | 0 | 0 | OO |
| Jul 2025 | 88 | 21 | 1 | 0 | OO |
| Jun 2025 | 86 | 16 | 0 | 0 | OO |
| May 2025 | 87 | 8 | 0 | 0 | OO |
| Apr 2025 | 85 | 3 | 0 | 0 | OO |
| Mar 2025 | 88 | 21 | 1 | 0 | OO |
| Feb 2025 | 78 | 23 | 3 | 0 | OO |
| Jan 2025 | 84 | 26 | 2 | 0 | OO |
| Dec 2024 | 79 | 17 | 3 | 0 | OO |
| Nov 2024 | 84 | 19 | 0 | 0 | OO |
| Oct 2024 | 88 | 10 | 0 | 0 | OO |
| Sep 2024 | 80 | 11 | 0 | 0 | OO |
| Aug 2024 | 83 | 18 | 2 | 0 | OO |
| Jul 2024 | 85 | 17 | 0 | 0 | OO |
| Jun 2024 | 84 | 18 | 2 | 0 | OO |
| May 2024 | 88 | 15 | 1 | 0 | OO |
| Apr 2024 | 86 | 6 | 0 | 0 | OO |
| Mar 2024 | 88 | 5 | 0 | 0 | OO |
| Feb 2024 | 78 | 4 | 0 | 0 | OO |
| Jan 2024 | 82 | 23 | 8 | 0 | 9E,OO |
Cancellation Rate
1.5%
30 of 2,008 flights
Diversion Rate
0.0%
0 of 2,008 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 →DTW - Detroit
Full on-time, delay-cause, and seasonal performance for Detroit, MI.
Destination airport →Compare the two airports
See AZO and DTW 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–DTW.
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What the Data Says About AZO to DTW
Kalamazoo to Detroit (AZO to DTW) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 86.8% on-time rate across 5,925 flights, with delays that do happen averaging 103.4 minutes. The corridor runs roughly 113 miles and is served by 4 carriers. Over the most recent 24 months, 30 of 2,008 flights were cancelled (1.5%) and 0 diverted (0.0%).
The monthly split is wide on this route: Apr 2025 posted the strongest performance at 96% on-time, while Dec 2025 came in at just 62% - a 35-point swing worth factoring into travel timing.
Frequently Asked Questions
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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.