Cheap flights from Houston to Northwest Chicago

View AU$121 flight on Wed, 20 Aug. 2025Opens in a new window

Popular airlines from Houston to Northwest Chicago

  • Jetstar

    Jetstar

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

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Cheap Flights from Houston (HOU) to Northwest Chicago (CHI)

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
Mon, 22 Sep. - Sat, 27 Sep.
IAH
Houston
ORD
Chicago
AU$242 Return, found 1 day ago
AU$242
Return
found 1 day ago
Select American Airlines flight, departing Mon, 22 Sep. from Houston to Chicago, returning Sat, 27 Sep., priced at AU$242 found 1 day ago
American Airlines
Mon, 22 Sep. - Sat, 27 Sep.
IAH
Houston
ORD
Chicago
AU$272 Return, found 1 day ago
AU$272
Return
found 1 day ago
Select American Airlines flight, departing Mon, 22 Sep. from Houston to Chicago, returning Sat, 27 Sep., priced at AU$272 found 1 day ago
American Airlines
Thu, 11 Sep. - Thu, 18 Sep.
IAH
Houston
ORD
Chicago
AU$298 Return, found 1 day ago
AU$298
Return
found 1 day ago
Select American Airlines flight, departing Thu, 11 Sep. from Houston to Chicago, returning Thu, 18 Sep., priced at AU$298 found 1 day ago
American Airlines
Fri, 7 Nov. - Wed, 12 Nov.
IAH
Houston
ORD
Chicago
AU$302 Return, found 6 days ago
AU$302
Return
found 6 days ago
Select American Airlines flight, departing Fri, 7 Nov. from Houston to Chicago, returning Wed, 12 Nov., priced at AU$302 found 6 days ago
Delta
Mon, 22 Sep. - Sat, 27 Sep.
IAH
Houston
ORD
Chicago
AU$333 Return, found 1 day ago
AU$333
Return
found 1 day ago
Select Delta flight, departing Mon, 22 Sep. from Houston to Chicago, returning Sat, 27 Sep., priced at AU$333 found 1 day ago
United
Mon, 22 Sep. - Sat, 27 Sep.
IAH
Houston
ORD
Chicago
AU$342 Return, found 1 day ago
AU$342
Return
found 1 day ago
Select United flight, departing Mon, 22 Sep. from Houston to Chicago, returning Sat, 27 Sep., priced at AU$342 found 1 day ago

Find the cheapest month to fly from Houston (HOU) to Chicago (ORD)

January is typically the cheapest month to fly

From AU$77 - AU$609 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.