Find Cheap Flights from Chicago to Houston (CHI - HOU)

Flights overview

Useful information for finding cheap flights from Chicago to Houston and booking your next trip

Cheapest round-trip flights	$138	Frontier Nonstop 4 hr Thu, May 14 — Mon, May 18	The cheapest round-trip flight from Chicago to Houston is currently $138
Cheapest one-way flight	$59	Frontier Nonstop 4 hr Thu, Apr 9	The cheapest one-way flight from Chicago to Houston is currently $59
Cheapest nonstop flights	$138	Spirit Nonstop 3 hr Thu, Apr 16 — Mon, Apr 20	The cheapest nonstop round-trip flight from Chicago to Houston is currently $138
Last-minute weekend getaway	$292	Spirit 1 stop 11 hr Sat, Mar 7 — Mon, Mar 9	The cheapest last-minute weekend getaway from Chicago to Houston is currently $292
Cheapest business class flights	$356	Frontier Nonstop 4 hr Thu, May 14 — Mon, May 18	The cheapest business class round-trip flight from Chicago to Houston is currently $356

Fastest flight	2 hr 30 min	The fastest nonstop flight from Chicago to Houston takes 2 hr 30 min
Nonstop flights	Every day	There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Chicago to Houston is typically January. The most expensive month to fly is typically March.

January Cheapest	Typical prices: $70–220
March Most expensive	Typical prices: $165–280

Popular airlines from Chicago to Houston

Southwest

Nonstop

from $197

Typical price: $190–370

38 weekly nonstop flights

MDW - HOU Every day

2931 weekly connecting flights

MDW, ORD - HOU Every day
United

Nonstop

from $197

Typical price: $185–365

77 weekly nonstop flights

ORD - IAH Every day

816 weekly connecting flights

ORD - IAH Every day
American

Nonstop

from $197

Typical price: $185–395

27 weekly nonstop flights

ORD - IAH Every day

909 weekly connecting flights

ORD - HOU, IAH Every day
Delta

from $217

Typical price: $220–550

602 weekly connecting flights

MDW, ORD - HOU, IAH Every day
Frontier

Nonstop

from $138

Typical price: $115–260

7 weekly nonstop flights

MDW, ORD - IAH Every Mon, Thu, Fri, Sat, Sun

55 weekly connecting flights

MDW, ORD - IAH Every day
Spirit

Nonstop

from $164

Typical price: $100–240

7 weekly nonstop flights

ORD - IAH Every day

15 weekly connecting flights

ORD - IAH Every day

Popular airports near Chicago

Chicago O'Hare International Airport (ORD)

Chicago United States 26 min 16 mi
Chicago Midway International Airport (MDW)

Chicago United States 25 min 9 mi
Milwaukee Mitchell International Airport (MKE)

Milwaukee United States 1 hr 24 min 75 mi
Indianapolis International Airport (IND)

Indianapolis United States 2 hr 59 min 165 mi

Popular airports near Houston

George Bush Intercontinental Airport (IAH)

Houston United States 22 min 16 mi
William P. Hobby Airport (HOU)

Houston United States 22 min 9 mi
Dallas Fort Worth International Airport (DFW)

Dallas United States 3 hr 51 min 237 mi
Austin-Bergstrom International Airport (AUS)

Austin United States 2 hr 26 min 140 mi

Frequently asked questions about flying from Chicago to Houston

The cheapest flights from Chicago to Houston are usually in January. Typical ticket prices in January range from $70 to $220.

The cheapest round-trip flight from Chicago to Houston recently found on Google Flights was with Frontier from $138. The cheapest one-way flight was with Frontier from $59.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Southwest flight from Chicago to Houston is $197, flying from May 2 to May 3.
The cheapest United flight from Chicago to Houston is $197, flying from Apr 18 to Apr 19.
The cheapest American flight from Chicago to Houston is $197, flying from Apr 18 to Apr 19.
The cheapest Delta flight from Chicago to Houston is $217, flying from Apr 25 to Apr 26.
The cheapest Frontier flight from Chicago to Houston is $138, flying from May 14 to May 18.
The cheapest Spirit flight from Chicago to Houston is $164, flying from May 14 to May 18.

The cheapest round-trip flight from Chicago to Houston starts at $138 from Thu, May 14 to Mon, May 18. The cheapest one-way flight starts at $59 and departs on Thu, Apr 9.

2 hr 30 min is the shortest flight time from Chicago to Houston.

Most visitors explore Houston May–Aug when the days are hot and humid. Winters (Nov–Feb) tend to be mild. Local events include the Martin Luther King, Jr., Grande Parade (Jan) and the Houston Livestock Show & Rodeo (Mar).

It's easy to use Google Flights to find the cheapest days to fly from Chicago to Houston.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from Chicago to Houston really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Chicago to Houston.

In terms of nonstop flights, United is the most popular. United offers 77 nonstop flights and 816 connecting flights per week. United flies from Chicago O'Hare International Airport (ORD) to George Bush Intercontinental Airport (IAH) .

In terms of flights, Southwest is the most popular. Southwest offers 38 nonstop flights and 2,931 connecting flights per week. Southwest flies from Chicago Midway International Airport (MDW) , Chicago O'Hare International Airport (ORD) to William P. Hobby Airport (HOU) .

Other popular airlines flying from Chicago to Houston are:

American offers 27 nonstop flights and 909 connecting flights per week. American flies from Chicago O'Hare International Airport (ORD) to William P. Hobby Airport (HOU) , George Bush Intercontinental Airport (IAH) .
Delta offers 602 connecting flights per week. Delta flies from Chicago Midway International Airport (MDW) , Chicago O'Hare International Airport (ORD) to William P. Hobby Airport (HOU) , George Bush Intercontinental Airport (IAH) .
Frontier offers 7 nonstop flights and 55 connecting flights per week. Frontier flies from Chicago Midway International Airport (MDW) , Chicago O'Hare International Airport (ORD) to George Bush Intercontinental Airport (IAH) .
Spirit offers 7 nonstop flights and 15 connecting flights per week. Spirit flies from Chicago O'Hare International Airport (ORD) to George Bush Intercontinental Airport (IAH) .

The number of connecting flights refers to distinct flights with at least one stop between Chicago and Houston.

The cheapest round-trip flight from Chicago to Houston recently found on Google Flights was with Frontier from $138. The cheapest one-way flight was with Frontier from $59.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Southwest flight from Chicago to Houston is $197, flying from May 2 to May 3.
The cheapest United flight from Chicago to Houston is $197, flying from Apr 18 to Apr 19.
The cheapest American flight from Chicago to Houston is $197, flying from Apr 18 to Apr 19.
The cheapest Delta flight from Chicago to Houston is $217, flying from Apr 25 to Apr 26.
The cheapest Frontier flight from Chicago to Houston is $138, flying from May 14 to May 18.
The cheapest Spirit flight from Chicago to Houston is $164, flying from May 14 to May 18.

Southwest, Frontier, United, American and Spirit fly direct from Chicago to Houston.

There are 38 Southwest direct flights from Chicago to Houston per week. Flights are available every day.
There are 77 United direct flights from Chicago to Houston per week. Flights are available every day.
There are 27 American direct flights from Chicago to Houston per week. Flights are available every day.
There are 7 Frontier direct flights from Chicago to Houston per week. Flights are available on Monday, Thursday, Friday, Saturday and Sunday.
There are 7 Spirit direct flights from Chicago to Houston per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between Chicago and Houston at price $292 is offered by Spirit from Sat, Mar 7 to Mon, Mar 9.

Southwest, Frontier, United, American and Spirit fly direct from Chicago to Houston.

There are 38 Southwest direct flights from Chicago to Houston per week. Flights are available every day.
There are 77 United direct flights from Chicago to Houston per week. Flights are available every day.
There are 27 American direct flights from Chicago to Houston per week. Flights are available every day.
There are 7 Frontier direct flights from Chicago to Houston per week. Flights are available on Monday, Thursday, Friday, Saturday and Sunday.
There are 7 Spirit direct flights from Chicago to Houston per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are direct flights from Chicago to Houston on a daily basis.

The cheapest direct (nonstop) round-trip flights between Chicago and Houston start at $138 from Thu, Apr 16 to Mon, Apr 20 with Spirit.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Chicago to Houston, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between Chicago and Houston start at $356 from Thu, May 14 to Mon, May 18 with Frontier.

The cheapest economy class round-trip flights between Chicago and Houston start at $138 from Thu, May 14 to Mon, May 18.

To book business class trips from Chicago to Houston, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between Chicago and Houston starts at $292 from Sat, Mar 7 to Mon, Mar 9 with Spirit.

The cheapest last-minute deal between Chicago and Houston at price $292 is offered by Spirit from Sat, Mar 7 to Mon, Mar 9.

To find last-minute flight deals from Chicago to Houston, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.