Cheap flights from Chicago to Southeast Texas

View AU$122 flight on Sat, 16 Aug. 2025Opens in a new window

Popular airlines from Chicago to Southeast Texas

  • Delta

    Delta

  • American Airlines

    American Airlines

  • United

    United

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Chicago (CHI) to Southeast Texas (HOU)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, 16 Aug. - Wed, 20 Aug.
ORD
Chicago
IAH
Houston
AU$242 Return, found 1 day ago
AU$242
Return
found 1 day ago
Select American Airlines flight, departing Sat, 16 Aug. from Chicago to Houston, returning Wed, 20 Aug., priced at AU$242 found 1 day ago
American Airlines
Wed, 3 Sep. - Wed, 10 Sep.
ORD
Chicago
IAH
Houston
AU$244 Return, found 2 days ago
AU$244
Return
found 2 days ago
Select American Airlines flight, departing Wed, 3 Sep. from Chicago to Houston, returning Wed, 10 Sep., priced at AU$244 found 2 days ago
American Airlines
Sat, 16 Aug. - Wed, 20 Aug.
ORD
Chicago
IAH
Houston
AU$274 Return, found 1 day ago
AU$274
Return
found 1 day ago
Select American Airlines flight, departing Sat, 16 Aug. from Chicago to Houston, returning Wed, 20 Aug., priced at AU$274 found 1 day ago
Delta
Sat, 16 Aug. - Wed, 20 Aug.
MDW
Chicago
HOU
Houston
AU$334 Return, found 1 day ago
AU$334
Return
found 1 day ago
Select Delta flight, departing Sat, 16 Aug. from Chicago to Houston, returning Wed, 20 Aug., priced at AU$334 found 1 day ago
United
Sat, 16 Aug. - Wed, 20 Aug.
ORD
Chicago
IAH
Houston
AU$342 Return, found 1 day ago
AU$342
Return
found 1 day ago
Select United flight, departing Sat, 16 Aug. from Chicago to Houston, returning Wed, 20 Aug., priced at AU$342 found 1 day ago
Alaska Airlines
Sun, 31 Aug. - Sun, 7 Sep.
ORD
Chicago
IAH
Houston
AU$742 Return, found 6 days ago
AU$742
Return
found 6 days ago
Select Alaska Airlines flight, departing Sun, 31 Aug. from Chicago to Houston, returning Sun, 7 Sep., priced at AU$742 found 6 days ago

Find the cheapest month to fly from Chicago (CHI) to Houston (IAH)

March is typically the cheapest month to fly

From AU$74 - AU$488 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.