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$138
FrontierNonstop4 hrThu, Apr 30 — Mon, May 4
The cheapest round-trip flight from Chicago to Houston is currently $138
Cheapest one-way flight$69
FrontierNonstop4 hrWed, Apr 15
The cheapest one-way flight from Chicago to Houston is currently $69
Last-minute weekend getaway$304
FrontierNonstop4 hrFri, Mar 20 — Sun, Mar 22
The cheapest last-minute weekend getaway from Chicago to Houston is currently $304
Cheapest business class flights$356
FrontierNonstop4 hrSat, May 9 — Mon, May 11
The cheapest business class round-trip flight from Chicago to Houston is currently $356
Fastest flight2 hr 30 minThe fastest nonstop flight from Chicago to Houston takes 2 hr 30 min
Nonstop flightsEvery dayThere 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
Prices in January are usually between $70 and $220.

Popular airlines from Chicago to Houston

  • Southwest
    Nonstop
    from $217
    Typical price: $190–370
    38 weekly nonstop flights
    MDW - HOUEvery day
    2915 weekly connecting flights
    MDW, ORD - HOUEvery day
  • United
    Nonstop
    from $217
    Typical price: $185–365
    77 weekly nonstop flights
    ORD - IAHEvery day
    807 weekly connecting flights
    ORD - IAHEvery day
  • American
    Nonstop
    from $217
    Typical price: $185–395
    27 weekly nonstop flights
    ORD - IAHEvery day
    920 weekly connecting flights
    ORD - HOU, IAHEvery day
  • Delta
    from $257
    Typical price: $220–560
    627 weekly connecting flights
    MDW, ORD - HOU, IAHEvery day
  • Frontier
    Nonstop
    from $138
    Typical price: $115–265
    7 weekly nonstop flights
    MDW, ORD - IAHEvery Mon, Thu, Fri, Sat, Sun
    53 weekly connecting flights
    MDW, ORD - IAHEvery day
  • Spirit
    Nonstop
    from $138
    Typical price: $100–245
    7 weekly nonstop flights
    ORD - IAHEvery day
    16 weekly connecting flights
    ORD - IAHEvery day

Popular airports near Chicago

  • Chicago O'Hare International Airport (ORD)
    ChicagoUnited States26 min16 mi
  • Chicago Midway International Airport (MDW)
    ChicagoUnited States25 min9 mi
  • Milwaukee Mitchell International Airport (MKE)
    MilwaukeeUnited States1 hr 24 min75 mi
  • Indianapolis International Airport (IND)
    IndianapolisUnited States2 hr 58 min165 mi

Popular airports near Houston

  • George Bush Intercontinental Airport (IAH)
    HoustonUnited States22 min16 mi
  • William P. Hobby Airport (HOU)
    HoustonUnited States22 min9 mi
  • Dallas Fort Worth International Airport (DFW)
    DallasUnited States3 hr 51 min237 mi
  • Austin-Bergstrom International Airport (AUS)
    AustinUnited States2 hr 26 min140 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 $69.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Southwest flight from Chicago to Houston is $217, flying from May 9 to May 10.
  • The cheapest United flight from Chicago to Houston is $217, flying from Apr 18 to Apr 19.
  • The cheapest American flight from Chicago to Houston is $217, flying from May 9 to May 10.
  • The cheapest Delta flight from Chicago to Houston is $257, flying from Apr 25 to Apr 26.
  • The cheapest Frontier flight from Chicago to Houston is $138, flying from May 9 to May 11.
  • The cheapest Spirit flight from Chicago to Houston is $138, flying from Apr 30 to May 3.
The cheapest round-trip flight from Chicago to Houston starts at $138 from Thu, Apr 30 to Mon, May 4. The cheapest one-way flight starts at $69 and departs on Wed, Apr 15.
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 807 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 2,915 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 920 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 627 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 53 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 16 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 $69.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Southwest flight from Chicago to Houston is $217, flying from May 9 to May 10.
  • The cheapest United flight from Chicago to Houston is $217, flying from Apr 18 to Apr 19.
  • The cheapest American flight from Chicago to Houston is $217, flying from May 9 to May 10.
  • The cheapest Delta flight from Chicago to Houston is $257, flying from Apr 25 to Apr 26.
  • The cheapest Frontier flight from Chicago to Houston is $138, flying from May 9 to May 11.
  • The cheapest Spirit flight from Chicago to Houston is $138, flying from Apr 30 to May 3.
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 $304 is offered by Frontier from Fri, Mar 20 to Sun, Mar 22.
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 30 to Mon, May 4 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 $356 from Sat, May 9 to Mon, May 11 with Frontier.
The cheapest economy class round-trip flights between Chicago and Houston start at $138 from Thu, Apr 30 to Mon, May 4.
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 $304 from Fri, Mar 20 to Sun, Mar 22 with Frontier.
The cheapest last-minute deal between Chicago and Houston at price $304 is offered by Frontier from Fri, Mar 20 to Sun, Mar 22.
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.

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