Cheap Flights from Chicago to Houston

Cheapest flights from Chicago to Houston

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.

Cheapest one way flight

$37

Spirit Airlines

Direct flight

3 hours

01/26/2026

The cheapest one-way flight from Chicago to Houston departs on 01/26/2026, is operated by Spirit Airlines and costs $37

Cheapest round trip flight

$72

Spirit Airlines

Direct flight

5h 39m

01/08/2026

The cheapest roundtrip flight from Chicago to Houston departs on 01/08/2026, is operated by Spirit Airlines and costs $72

The fastest flight

2h 50m

Fastest flight from Chicago to Houston takes 2h 50m

Direct flights

Several times a week

There are direct flights on this route 5 days a week: Su, Mo, Th, Fr, and Sa

Earliest flight

5:10 AM

Latest flight

9:55 PM

Direct flights count

61

Distance

1516km

Timezone difference

0h

The distance between Chicago and Houston is 1516km (940 miles). There are 61 direct flights from Chicago to Houston. Chicago and Houston are in the same time zone. Flights from Chicago begin at 5:10 AM. The latest flight from Chicago departs at 9:55 PM

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Chicago to Houston by month

In different months, ticket prices from Chicago to Houston vary: minimum — $37 (January 2026), maximum — $40 (December 2025). Typically, the flight costs $39–$40.

January 2026

Lowest price

on average:

$37

December 2025

Highest price

on average:

$40

Avg Price

Airlines operating on route

The route Chicago — Houston is served by many carriers — 5 in total, including American Airlines, United Airlines, Southwest Airlines, Frontier Airlines, and Spirit Airlines. This gives passengers wide opportunities: from finding the lowest fare (from $37) 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.

Starting at $180

Starting at $150

Starting at $245

Starting at $70

Starting at $37

Direct Flights from Chicago to Houston

A direct 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.

Chicago — Houston

CHI — HOU

12/09/2025

Departure

Direct flight

AA3144

Starting at $419

Chicago — Houston

CHI — HOU

12/13/2025

Departure

Direct flight

UA2225

Starting at $194

Chicago — Houston

CHI — HOU

12/27/2025

Departure

Direct flight

WN2885

Starting at $416

Chicago — Houston

CHI — HOU

12/29/2025

Departure

Direct flight

WN2922

Starting at $259

Chicago — Houston

CHI — HOU

12/29/2025

Departure

Direct flight

F93281

Starting at $262

Chicago — Houston

CHI — HOU

01/27/2026

Departure

Direct flight

UA2426

Starting at $150

Chicago — Houston

CHI — HOU

12/07/2025

Departure

Direct flight

AA3144

Starting at $422

Chicago — Houston

CHI — HOU

12/14/2025

Departure

Direct flight

AA1168

Starting at $180

Chicago — Houston

CHI — HOU

12/09/2025

Departure

Direct flight

AA1168

Starting at $237

Chicago — Houston

CHI — HOU

12/18/2025

Departure

Direct flight

AA3484

Starting at $254

Schedule of direct flights from Chicago to Houston

A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Chicago to Houston:

United Airlines

Su, Tu, and We

Starting at $199

Chicago airports overview

Merrill C Meigs

•

CGX

3km

DuPage Airport

•

DPA

52km

Chicago Midway International Airport

•

MDW

14km

O'Hare International Airport

•

ORD

26km

Chicago Executive Airport

•

PWK

35km

Chicago Rockford International Airport

•

RFD

140km

•

Houston airports overview

Andrau Airpark

•

AAP

29km

William P. Hobby Airport

•

HOU

16km

George Bush Intercontinental Airport

•

IAH

25km

•

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

How much is the cheapest flight ticket from Chicago to Houston?

The cheapest flight ticket from Chicago to Houston according to data for the last 48 hours costs $37

When is the best time to buy air tickets on the route Chicago — Houston?

Often the best time to buy tickets from Chicago to Houston is 2 months before departure.

When is the cheapest time of year to fly from Chicago to Houston?

Based on statistics over the past years, the lowest prices for flights from Chicago to Houston can be found flying in these months: January, December.

How long does it take to fly from Chicago to Houston?

The fastest flights from Chicago to Houston start from 2 hours 50 minutes in the air.

Which airline can fly direct from Chicago to Houston?

The following airlines operate direct flights on the route Chicago — Houston: American Airlines, United Airlines, Southwest Airlines

Special offers and sales on air tickets from Chicago to Houston

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.

We couldn't find any special offers for flights from Chicago to Houston

Alternative routes

Appleton ➜ Houston•Kalamazoo ➜ Houston•Champaign ➜ Houston•Fort Wayne ➜ Houston•Indianapolis ➜ Houston•Lansing ➜ Houston•Milwaukee ➜ Houston•Muskegon ➜ Houston•South Bend ➜ Houston•Chicago ➜ Waco•Chicago ➜ Beaumont•Chicago ➜ College Station•Chicago ➜ Corpus Christi•Chicago ➜ Dallas•Chicago ➜ Killeen•Chicago ➜ Lake Charles•Chicago ➜ Lafayette•Chicago ➜ Shreveport•Chicago ➜ Tyler

•••••••••••••••••••

Cheapest one way flight

$37

Spirit Airlines

Direct flight

3 hours

01/26/2026

The cheapest one-way flight from Chicago to Houston departs on 01/26/2026, is operated by Spirit Airlines and costs $37

Cheapest round trip flight

$72

Spirit Airlines

Direct flight

5h 39m

01/08/2026

The cheapest roundtrip flight from Chicago to Houston departs on 01/08/2026, is operated by Spirit Airlines and costs $72

The fastest flight