Cheap flights from Chicago (CHI) to Houston from $34

Currently, September is the cheapest month in which you can book a flight from Chicago to Houston (average of $239). Flying from Chicago to Houston in March is currently the most expensive (average of $341). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

• What airports serve Chicago to Houston flights?

  The airports that serve flights from Chicago to Huston are limited when it comes to Chicago. Two airports will serve flights out to Houston, with those two being Chicago Midway International Airport and Chicago O’Hare International Airport. Both airports serve flights from Chicago to Houston. Houston has an array of airports to choose from as well, two being William P. Hobby Airport which is Houston’s oldest commercial airport, and George Bush Intercontinental Airport.

• Which airlines fly directly from Chicago to Huston?

  Airlines that are available to fly directly from Chicago to Houston is limited to mostly American Airlines. American Airlines has a majority of flights from Chicago to Houston when choosing to fly from Chicago O’Hare International Airport to William P. Hobby Airport. Flights from Chicago Midway International to George Bush Intercontinental Airport are mostly handled by Delta Airlines, with the most flights available being with Delta.

• What are the stopover options between Chicago to Houston?

  Stopover options vary from flights and airports chosen, with flights from Chicago Midway International Airport to George Bush Intercontinental Airport, having one stopover in a variety of locations such as Detroit, Atlanta, and Minneapolis. The flight times can range from 4h 48m-6h 50m. With flights from Chicago O’Hare International Airport to William P. Hobby Airport, there is typically one stopover in Dallas/Fort Worth International Airport which is another airport located in Texas, with flight times ranging from 4h 28m-4h 46m.

• Do I need a passport or visa to fly from Chicago to Houston?

  Because Chicago and Houston are both within the United States, flights from one to the other would be considered as domestic and for US Citizens a visa would not be required in order to fly from each state. What would be required is a form of photo identification such as a passport or a valid driver’s license in order to board any flight from Chicago to Houston, if no form of identification available, travelers will not be allowed onto the aircraft.

• Can I find flights from Chicago to Houston for under $100 on Cheapflights?

  Yes, there are multiple flights from Chicago to Houston for under $100. The cheapest flight booked recently is on Spirit Airlines for just $53, but on average you can expect to pay $65.

• Are there nonstop flights from Chicago to Houston for under $100 on Cheapflights?

  Cheapflights has at least 20 direct flights from Chicago to Houston under $100. A good price for a nonstop flight from Chicago to Houston is less than $86.

• Are there last-minute flights available from Chicago to Houston for under $100?

  There are currently 20+ open flights from Chicago to Houston within the next 7 days for less than $100.

• What days are nonstop flights available from Chicago to Houston?

  Nonstop flights can be found on the following days: Sunday, Monday, Tuesday, Thursday, Friday, Saturday.

• How many flights depart from Chicago to Houston on average per day?

  20 flight departures from Chicago to Houston per day on average.
  Morning (6am - Noon) - 35% of flight departures
  Afternoon (Noon - 6pm) - 40% of flight departures
  Evening (6pm - Midnight) - 25% of flight departures

• How long is the flight from Chicago to Houston?

  For as low as $53, Spirit Airlines can have you in Houston from Chicago in 2h 47m. Chicago and Houston are separated by a distance of 930 mi. Most flights are nonstop.

• What are the cheapest airlines flying from Chicago to Houston round-trip?

  Spirit Airlines, at $53, was found to be the cheapest airline from Chicago to Houston. An alternate airline flying to your destination would be Frontier. Users have found that Spirit Airlines is 79% cheaper than the other options available to this destination.

• What are the most popular routes from Chicago to Houston?

  The most popular route from Chicago to Houston is Chicago O'Hare Intl - Houston Hobby. You may also consider Chicago O'Hare Intl - Houston George Bush Intcntl or Chicago Midway - Houston Hobby.

• What are the most popular airlines that fly from Chicago to Houston?

  The most popular airlines flying from Chicago to Houston are American Airlines, Frontier and Spirit Airlines. Something to consider prior to booking your flight.

• What are the most reliable airlines from Chicago to Houston?

  The top 3 most reliable airlines when flying from Chicago to Houston are Avianca (90%), Alaska Airlines (89%) and Cathay Pacific (89%).

• What are the cheapest flights from Chicago to Houston?

  The cheapest flight price from Chicago to Houston is $52. On average you can expect to pay $642. The most popular route, (Chicago O'Hare Intl - Houston Hobby), can usually be booked for $53.

• What does ORD to IAH mean?

  These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport flight would often be abbreviated as a ORD to IAH flight. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Houston Hobby Airport (HOU), College Station Easterwood Field Airport (CLL), Beaumont Jefferson County Airport (BPT).

• Can I find deals for flights from Chicago to Houston that include extra baggage allowance?

  The amount of baggage you can bring on your Chicago to Houston flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

• Can I find deals on flights from Chicago to Houston with specific airlines?

  Yes, Cheapflights allows you to browse and filter Chicago to Houston flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

• Can I find deals for flights from Chicago to Houston that include hotel bookings?

  Yes. In addition to deals on Chicago to Houston flights, Cheapflights offers vacation packages that include both flights and hotel.

• How can I find direct flights from Chicago to Houston?

  After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Houston.

• Can I find deals for business class flights from Chicago to Houston?

  Yes. Cheapflights offers flight deals from Chicago to Houston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

• Can I find deals for flights from Chicago to Houston that allow pets onboard?

  Many airlines flying from Chicago to Houston offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

• Can I find deals on last-minute flights from Chicago to Houston?

  Yes, you can often find last-minute deals on Chicago to Houston flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

• How recently were the Chicago to Houston flight deals updated?

  The Chicago to Houston flight deals you see on this page were last updated on 4/25.

• What are the most eco-friendly airlines from Chicago to Houston?

  United Airlines, Southwest Airlines, and American Airlines all offer eco-friendly flights to Houston from Chicago. They have each taken several steps, including providing nonstop flights, to promote sustainable travel. American Airlines is retiring most of its older-generation jets and replacing them with modern, more fuel-efficient models. They are also finding more ways to reduce waste and emissions; for instance, they have introduced paperless cabins, winglets on wing ends, and shaved off excess weight from their planes. In the same fashion, United Airlines is using new engine technologies for more efficiency and reduced emissions. They are also developing sustainable aviation fuel and using sustainable products in their cabins.

• How can I fly more sustainably from Chicago to Houston?

  You can fly more sustainably to Houston from Chicago by taking several measures. First, book a direct flight. Even though connecting flights are sometimes cheaper, direct flights are best because they save time and the environment. Direct flights produce emit about half the carbon produced by connecting flights, which is why they are preferred. Second, become a minimalist and travel light. Pack only the necessities and avoid overloading the plane. Overweight planes burn more fuel and further pollute the atmosphere. Third, don’t create avoidable waste. Avoid the single-use plastic bottles and disposable headsets offered on the plane, and instead, bring your own refillable bottle and headphones. Finally, book your flight with airlines offering carbon offsets so that you can compensate for the carbon you produce on your flight.