Route · CVG → IAH · 2020–2025 BTS data
Cincinnati to Houston
The CVG–IAH corridor (Cincinnati, OH → Houston, TX) runs ahead of the national average, served by 19 carriers across roughly 871 miles.
Data updated 2026-06-13
- 84.4%
- On-time
- +5.4 pts
- vs US avg
- 79 min
- Delay when late
- 4,382
- Flights
Cancelled
1.6%
Best Month
Dec 2023 95%
Worst Month
May 2024 77%
Distance
871 mi
Carriers
19
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 44 | 9 | 0 | 0 | F9,UA |
| Nov 2025 | 69 | 14 | 0 | 0 | UA,F9 |
| Oct 2025 | 65 | 10 | 0 | 0 | UA,F9 |
| Sep 2025 | 66 | 9 | 0 | 0 | UA,F9 |
| Aug 2025 | 50 | 8 | 0 | 0 | F9,UA |
| Jul 2025 | 39 | 3 | 2 | 0 | UA,F9 |
| Jun 2025 | 65 | 9 | 0 | 1 | UA,F9 |
| May 2025 | 68 | 9 | 1 | 1 | UA,F9 |
| Apr 2025 | 30 | 5 | 0 | 0 | UA |
| Mar 2025 | 31 | 2 | 0 | 0 | UA |
| Jan 2025 | 31 | 2 | 3 | 0 | UA |
| Dec 2024 | 36 | 2 | 2 | 0 | F9,UA |
| Nov 2024 | 44 | 2 | 0 | 0 | UA,F9 |
| Oct 2024 | 63 | 5 | 0 | 0 | UA,F9 |
| Sep 2024 | 66 | 12 | 0 | 0 | UA,F9 |
| Aug 2024 | 62 | 6 | 1 | 0 | F9,OO,UA |
| Jul 2024 | 39 | 8 | 4 | 0 | F9,UA |
| Jun 2024 | 50 | 7 | 0 | 0 | F9,OO,UA |
| May 2024 | 61 | 14 | 4 | 1 | F9,OO,UA |
| Apr 2024 | 60 | 12 | 0 | 0 | UA |
| Mar 2024 | 31 | 2 | 1 | 1 | UA |
| Feb 2024 | 31 | 2 | 0 | 0 | UA |
| Jan 2024 | 39 | 6 | 1 | 0 | UA |
| Dec 2023 | 62 | 3 | 0 | 0 | UA |
Cancellation Rate
1.6%
19 of 1,202 flights
Diversion Rate
0.3%
4 of 1,202 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
CVG - Cincinnati
Full on-time, delay-cause, and seasonal performance for Cincinnati, OH.
Origin airport →IAH - Houston
Full on-time, delay-cause, and seasonal performance for Houston, TX.
Destination airport →Compare the two airports
See CVG and IAH side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to CVG–IAH.
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What the Data Says About CVG to IAH
Bureau of Transportation Statistics records show Cincinnati to Houston (CVG to IAH) running a 84.4% on-time rate over 4,382 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 78.9 minutes. The 871-mile corridor is served by 19 carriers, and over the last 24 months 1.6% of 1,202 flights were cancelled, 0.3% diverted.
The monthly split is wide on this route: Dec 2023 posted the strongest performance at 95% on-time, while May 2024 came in at just 77% - a 18-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.