Alaska Airlines tends to have the best prices on flights from Houston to Chicago O'hare International Airport. But, remember that Chicago O'hare International Airport is only one of the airports in Chicago – searching for flights from ‘Houston’ to ‘Chicago’ will give you more options, and possibly lower prices.
Every week, there are two direct and indirect flights connecting Chicago and Houston. On average, it takes 11 hrs 20 mins to fly the 1491 km between Houston and Chicago.
24 / Apr / 2025 is currently the cheapest date to fly from Houston to Chicago O'hare International Airport. Prices can change though, so it's best to check Netflights regularly – we recommend booking at least two months in advance to get a good deal.
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