Route · IAH → MKE · 2020–2025 BTS data
Houston to Milwaukee
The IAH–MKE corridor (Houston, TX → Milwaukee, WI) runs ahead of the national average, served by 6 carriers across roughly 984 miles.
Data updated 2026-06-13
- 80.6%
- On-time
- +1.6 pts
- vs US avg
- 74 min
- Delay when late
- 2,421
- Flights
Cancelled
1.7%
Best Month
Nov 2023 95%
Worst Month
Dec 2022 60%
Distance
984 mi
Carriers
6
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Sep 2025 | 30 | 2 | 0 | 0 | OO |
| Aug 2025 | 31 | 7 | 0 | 0 | OO |
| Jul 2025 | 31 | 8 | 0 | 0 | OO |
| Sep 2024 | 30 | 6 | 0 | 0 | OO |
| Aug 2024 | 31 | 9 | 0 | 1 | OO |
| Jul 2024 | 44 | 16 | 3 | 0 | OO,UA |
| Jun 2024 | 30 | 16 | 1 | 0 | OO |
| May 2024 | 32 | 12 | 3 | 1 | OO |
| Apr 2024 | 30 | 4 | 0 | 0 | OO |
| Dec 2023 | 40 | 3 | 0 | 0 | OO,UA |
| Nov 2023 | 58 | 3 | 0 | 0 | OO,UA |
| Oct 2023 | 34 | 5 | 0 | 0 | OO,UA |
| Sep 2023 | 53 | 7 | 0 | 0 | OO,UA |
| Aug 2023 | 31 | 6 | 1 | 0 | UA |
| Jul 2023 | 31 | 11 | 0 | 0 | UA |
| Jun 2023 | 31 | 10 | 4 | 0 | OO,UA |
| May 2023 | 61 | 12 | 1 | 0 | OO |
| Apr 2023 | 59 | 10 | 0 | 0 | OO |
| Mar 2023 | 62 | 7 | 0 | 0 | OO |
| Feb 2023 | 55 | 11 | 2 | 0 | OO |
| Jan 2023 | 58 | 21 | 3 | 1 | OO |
| Dec 2022 | 62 | 25 | 0 | 0 | OO |
| Nov 2022 | 60 | 14 | 0 | 0 | OO |
| Oct 2022 | 62 | 8 | 0 | 0 | OO |
Cancellation Rate
1.7%
18 of 1,046 flights
Diversion Rate
0.3%
3 of 1,046 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
IAH - Houston
Full on-time, delay-cause, and seasonal performance for Houston, TX.
Origin airport →MKE - Milwaukee
Full on-time, delay-cause, and seasonal performance for Milwaukee, WI.
Destination airport →Compare the two airports
See IAH and MKE side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to IAH–MKE.
Routes with a similar on-time rate
What the Data Says About IAH to MKE
2,421 tracked flights put the IAH to MKE pairing (Houston to Milwaukee) at a 80.6% on-time rate, squarely in line with the wider network. Delays that do occur run 73.6 minutes on average. Across the 984-mile route and its 6 carriers, the trailing 24 months show 1.7% cancelled and 0.3% diverted (1,046 flights sampled).
The monthly split is wide on this route: Nov 2023 posted the strongest performance at 95% on-time, while Dec 2022 came in at just 60% - 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.