United Airlines
Th and Sa
starting at $137
Compare airlines, prices, and flight durations for your trip
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Chicago to Houston. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
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.
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Chicago to Houston:
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Answers to questions about the route that travelers are most interested in.
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
United Airlines
Th and Sa
starting at $137
We couldn't find any special offers for flights from Chicago to Houston
Chicago — Houston
03/12/2026
Departure
Direct flight
NK1157
starting at $245
Chicago — Houston
03/06/2026
Departure
Direct flight
UA2665
starting at $157
Chicago — Houston
03/19/2026
Departure
Direct flight
UA2225
starting at $147
Chicago — Houston
03/06/2026
Departure
Direct flight
WN3253
starting at $324
Chicago — Houston
03/07/2026
Departure
Direct flight
UA2638
starting at $223
Chicago — Houston
03/16/2026
Departure
Direct flight
AA3517
starting at $214
Chicago — Houston
03/17/2026
Departure
Direct flight
AA3517
starting at $157
Chicago — Houston
03/31/2026
Departure
Direct flight
UA2231
starting at $98
starting at $66
starting at $98
starting at $324
starting at $157
starting at $83
The route Chicago — Houston is served by many carriers — 5 in total, including Spirit Airlines, United Airlines, Southwest Airlines, American Airlines, and Frontier Airlines. This gives passengers wide opportunities: from finding the lowest fare (from $66) 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 03/31/2026, is operated by Spirit Airlines and costs $66
The cheapest roundtrip flight from Chicago to Houston departs on 04/10/2026, is operated by Frontier Airlines and costs $103
Fastest flight from Chicago to Houston takes 2h 53m
There are direct flights on this route 5 days a week: Mo, Tu, Th, Fr, and Sa
The distance between Chicago and Houston is 1516km (940 miles). There are 36 direct flights from Chicago to Houston. Chicago and Houston are in the same time zone. Flights from Chicago begin at 5:40 AM. The latest flight from Chicago departs at 9:05 PM
The cheapest flight ticket from Chicago to Houston according to data for the last 48 hours costs $66
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: March, February.
The fastest flights from Chicago to Houston start from 2 hours 53 minutes in the air.
The following airlines operate direct flights on the route Chicago — Houston: Spirit Airlines, United Airlines, Southwest Airlines
In different months, ticket prices from Chicago to Houston vary: minimum — $66 (March 2026), maximum — $252 (February 2026). Typically, the flight costs $159–$252.