Cheap flights from Chicago to Houston

Flights overview

Useful information for finding cheap flights from Chicago to Houston and booking your next trip
Cheapest round-trip flights $67
Frontier Nonstop 4 hr Thu, Feb 19 — Mon, Feb 23
The cheapest round-trip flight from Chicago to Houston is currently $67
Cheapest one-way flight $29
Frontier Nonstop 4 hr Thu, Feb 19
The cheapest one-way flight from Chicago to Houston is currently $29
Last-minute weekend getaway $232
Spirit Nonstop 3 hr Sat, Jan 24 — Mon, Jan 26
The cheapest last-minute weekend getaway from Chicago to Houston is currently $232
Cheapest business class flights $478
American Nonstop 4 hr Thu, Feb 19 — Mon, Feb 23
The cheapest business class round-trip flight from Chicago to Houston is currently $478
Fastest flight 2 hr 40 min The fastest nonstop flight from Chicago to Houston takes 2 hr 40 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 June.
January
Cheapest
Typical prices: $70–220
June
Most expensive
Typical prices: $125–220

Popular airlines from Chicago to Houston

  • United
    Nonstop
    from $177
    Typical price: $185–380
    74 weekly nonstop flights
    ORD - IAH Every day
    912 weekly connecting flights
    ORD - IAH Every day
  • Southwest
    Nonstop
    from $197
    Typical price: $190–380
    28 weekly nonstop flights
    MDW - HOU Every day
    2802 weekly connecting flights
    MDW, ORD - HOU Every day
  • American
    Nonstop
    from $177
    Typical price: $185–400
    20 weekly nonstop flights
    ORD - IAH Every day
    982 weekly connecting flights
    ORD - HOU, IAH Every day
  • Delta
    from $207
    Typical price: $220–550
    548 weekly connecting flights
    MDW, ORD - HOU, IAH Every day
  • Spirit
    Nonstop
    from $74
    Typical price: $95–230
    7 weekly nonstop flights
    ORD - IAH Every day
    15 weekly connecting flights
    ORD - IAH Every day
  • Frontier
    Nonstop
    from $109
    Typical price: $110–260
    2 weekly nonstop flights
    ORD - IAH Every Mon, Fri, Sun
    42 weekly connecting flights
    MDW, ORD - IAH Every day

Popular airports near Chicago

  • Chicago O'Hare International Airport (ORD)
    Chicago United States 27 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 58 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 23 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 $67. The cheapest one-way flight was with Frontier from $29.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest United flight from Chicago to Houston is $177, flying from Feb 21 to Feb 22.
  • The cheapest Southwest flight from Chicago to Houston is $197, flying from Feb 21 to Feb 23.
  • The cheapest American flight from Chicago to Houston is $177, flying from Feb 21 to Feb 22.
  • The cheapest Delta flight from Chicago to Houston is $207, flying from Feb 21 to Feb 23.
  • The cheapest Spirit flight from Chicago to Houston is $74, flying from Feb 21 to Feb 23.
  • The cheapest Frontier flight from Chicago to Houston is $109, flying from Feb 19 to Feb 23.
The cheapest round-trip flight from Chicago to Houston starts at $67 from Thu, Feb 19 to Mon, Feb 23. The cheapest one-way flight starts at $29 and departs on Thu, Feb 19.
2 hr 40 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 74 nonstop flights and 912 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 28 nonstop flights and 2,802 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 20 nonstop flights and 982 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 548 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) .
  • 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) .
  • Frontier offers 2 nonstop flights and 42 connecting flights per week. Frontier flies from Chicago Midway International Airport (MDW) , 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 $67. The cheapest one-way flight was with Frontier from $29.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest United flight from Chicago to Houston is $177, flying from Feb 21 to Feb 22.
  • The cheapest Southwest flight from Chicago to Houston is $197, flying from Feb 21 to Feb 23.
  • The cheapest American flight from Chicago to Houston is $177, flying from Feb 21 to Feb 22.
  • The cheapest Delta flight from Chicago to Houston is $207, flying from Feb 21 to Feb 23.
  • The cheapest Spirit flight from Chicago to Houston is $74, flying from Feb 21 to Feb 23.
  • The cheapest Frontier flight from Chicago to Houston is $109, flying from Feb 19 to Feb 23.
Southwest, United, American, Spirit and Frontier fly direct from Chicago to Houston.
  • There are 74 United direct flights from Chicago to Houston per week. Flights are available every day.
  • There are 28 Southwest direct flights from Chicago to Houston per week. Flights are available every day.
  • There are 20 American direct flights from Chicago to Houston per week. Flights are available every day.
  • There are 7 Spirit direct flights from Chicago to Houston per week. Flights are available every day.
  • There are 2 Frontier direct flights from Chicago to Houston per week. Flights are available on Monday, Friday and Sunday.
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 $232 is offered by Spirit from Sat, Jan 24 to Mon, Jan 26.
Southwest, United, American, Spirit and Frontier fly direct from Chicago to Houston.
  • There are 74 United direct flights from Chicago to Houston per week. Flights are available every day.
  • There are 28 Southwest direct flights from Chicago to Houston per week. Flights are available every day.
  • There are 20 American direct flights from Chicago to Houston per week. Flights are available every day.
  • There are 7 Spirit direct flights from Chicago to Houston per week. Flights are available every day.
  • There are 2 Frontier direct flights from Chicago to Houston per week. Flights are available on Monday, Friday and Sunday.
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 $67 from Thu, Feb 19 to Mon, Feb 23 with Frontier.
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 $478 from Thu, Feb 19 to Mon, Feb 23 with American.
The cheapest economy class round-trip flights between Chicago and Houston start at $67 from Thu, Feb 19 to Mon, Feb 23.
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 $232 from Sat, Jan 24 to Mon, Jan 26 with Spirit.
The cheapest last-minute deal between Chicago and Houston at price $232 is offered by Spirit from Sat, Jan 24 to Mon, Jan 26.
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.

Search more flights

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