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Find cheap one-way flights from Chicago to Houston starting at US$19.

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to book flights from Chicago to Houston?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Cheapest airlines flights from Chicago to Houston

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines
From US$19
Spirit Airlines
From US$34
American Airlines
From US$55
Southwest Airlines
From US$80
United Airlines
From US$84
Delta Air Lines
From US$90
Alaska Airlines
From US$225
Jetblue Airways
From US$282
Sun Country Airlines
From US$310
ANA airlines

Find more flights and airlines

Find cheap flights from Chicago to Houston by different airports

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Chicago to Houston.

  • Cheapest
    Frontier Airlines
    MDW
    17:16
    2h 48m
    Direct
    IAH
    20:04
    Midway International Airport - George Bush Intercontinental Airport
    Tue, May 7Frontier Airlines
    US$19
  • Spirit Airlines
    ORD
    22:00
    10h 37m
    1 transfer
    IAH
    08:37
    O'Hare International Airport - George Bush Intercontinental Airport
    Wed, Apr 17Spirit Airlines
    US$34
  • Frontier Airlines
    ORD
    08:25
    10h 48m
    1 transfer
    HOU
    19:13
    O'Hare International Airport - William P. Hobby Airport
    Mon, Apr 15Frontier Airlines
    US$66
  • Frontier Airlines
    ORD
    08:25
    10h 48m
    1 transfer
    HOU
    19:13
    O'Hare International Airport - William P. Hobby Airport
    Mon, Apr 15Frontier Airlines
    US$66
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Chicago (CHI) to Houston (HOU) the cheapest?

    Airlines adjust prices for flights from Chicago to Houston based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much do flights from Chicago (CHI) to Houston (HOU) cost?

    According to Trip.com's data, the lowest price is around $276.
  • How long does it take to fly from Chicago (CHI) to Houston (HOU) and what is the distance?

    It takes around 3 hours 11 minutes to fly from Chicago (CHI) to Houston (HOU).
  • What are the most popular airlines that fly from Chicago (CHI) to Houston (HOU)?

Chicago to Houston Flight Information

Cheapest nonstop flight price

$19

Cheapest round-trip ticket price

$37

Off-season for travel

April

Peak season for travel

September