Cheap flights from Chicago to Northwest Houston

View AU$122 flight on Fri, 17 Oct. 2025Opens in a new window

Popular airlines from Chicago to Northwest Houston

  • Delta

    Delta

  • American Airlines

    American Airlines

  • United

    United

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Cheap Flights from Chicago (CHI) to Northwest Houston (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. - Sat, 23 Aug.
ORD
Chicago
IAH
Houston
AU$240 Return, found 2 days ago
AU$240
Return
found 2 days ago
Select American Airlines flight, departing Sat, 16 Aug. from Chicago to Houston, returning Sat, 23 Aug., priced at AU$240 found 2 days ago
American Airlines
Sat, 16 Aug. - Wed, 20 Aug.
ORD
Chicago
IAH
Houston
AU$242 Return, found 5 days ago
AU$242
Return
found 5 days ago
Select American Airlines flight, departing Sat, 16 Aug. from Chicago to Houston, returning Wed, 20 Aug., priced at AU$242 found 5 days ago
American Airlines
Wed, 3 Sep. - Wed, 10 Sep.
ORD
Chicago
IAH
Houston
AU$244 Return, found 6 days ago
AU$244
Return
found 6 days ago
Select American Airlines flight, departing Wed, 3 Sep. from Chicago to Houston, returning Wed, 10 Sep., priced at AU$244 found 6 days ago
Delta
Sat, 16 Aug. - Sat, 23 Aug.
ORD
Chicago
IAH
Houston
AU$330 Return, found 2 days ago
AU$330
Return
found 2 days ago
Select Delta flight, departing Sat, 16 Aug. from Chicago to Houston, returning Sat, 23 Aug., priced at AU$330 found 2 days ago
United
Sat, 16 Aug. - Wed, 20 Aug.
ORD
Chicago
IAH
Houston
AU$342 Return, found 5 days ago
AU$342
Return
found 5 days ago
Select United flight, departing Sat, 16 Aug. from Chicago to Houston, returning Wed, 20 Aug., priced at AU$342 found 5 days ago
Alaska Airlines
Sun, 7 Sep. - Sun, 14 Sep.
ORD
Chicago
IAH
Houston
AU$647 Return, found 3 days ago
AU$647
Return
found 3 days ago
Select Alaska Airlines flight, departing Sun, 7 Sep. from Chicago to Houston, returning Sun, 14 Sep., priced at AU$647 found 3 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.