There are most likely no direct flights on the Chicago — Houston route
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A non-stop flight is the most convenient and comfortable way to fly from Chicago to Houston, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
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There are most likely no direct flights on the Chicago — Houston route
Chicago — Houston
09/08/2026
Departure
Direct flight
UA2665
starting at $382
Chicago — Houston
09/08/2026
Departure
Direct flight
AA2329
starting at $350
Chicago — Houston
09/12/2026
Departure
Direct flight
UA2813
starting at $280
Chicago — Houston
09/17/2026
Departure
Direct flight
AA2504
starting at $171
Chicago — Houston
11/08/2026
Departure
Direct flight
AA2603
starting at $282
starting at $280
starting at $171
starting at $62
starting at $128
The route Chicago — Houston is served by many carriers — 4 in total, including United Airlines, American Airlines, Frontier Airlines, and Allegiant Air. This gives passengers wide opportunities: from finding the lowest fare (from $62) to selecting flights by schedule or service class. Our service aggregates data from multiple booking systems so you can compare offers in one place. This saves time and money: no need to check dozens of sites — just pick the right option and book online.
The cheapest one-way flight from Chicago to Houston departs on 09/17/2026, is operated by Frontier Airlines and costs $62
The cheapest roundtrip flight from Chicago to Houston departs on 09/17/2026, is operated by Frontier Airlines and costs $140
Fastest flight from Chicago to Houston takes 3h 9m
There are direct flights on this route 4 days a week: Su, Tu, Th, and Sa
The distance between Chicago and Houston is 1516km (940 miles). There are 91 direct flights from Chicago to Houston. Chicago and Houston are in the same time zone. Flights from Chicago begin at 5:25 AM. The latest flight from Chicago departs at 9:40 PM
The cheapest flight ticket from Chicago to Houston according to data for the last 48 hours costs $62
Often the best time to buy tickets from Chicago to Houston is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Chicago to Houston can be found flying in these months: September, November, August.
The fastest flights from Chicago to Houston start from 3 hours 9 minutes in the air.
The following airlines operate direct flights on the route Chicago — Houston: United Airlines, American Airlines
In different months, ticket prices from Chicago to Houston vary: minimum — $107 (September 2026), maximum — $311 (August 2026). Typically, the flight costs $183–$441.
Ticket prices for Chicago — Houston are higher at the start and end of the period but lowest in the middle. This creates a convenient window for booking at a reduced price.
Prices fall from August 2026 to September 2026 (66%), then rise from September 2026 to November 2026 (+22%). The best period is September 2026–November 2026 ($118), the most expensive is August 2026–September 2026 ($209).
The best time to buy is September 2026–November 2026, when prices are at their lowest. This can save you up to 43% compared to the expensive months (August 2026–September 2026).
Monthly price variation is 49.9%. On this route, your departure date noticeably affects the cost, and choosing wisely can lead to real savings.
We couldn't find any special offers for flights from Chicago to Houston
