Cheap flights from Houston to Northwest Chicago from CA $75

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

Prices were available within the past 7 days and start at CA $75 for one-way flights and CA $185 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed., May 7 - Sat., May 10

IAH

Houston

ORD

Chicago

CA $185 Roundtrip, found 6 days ago

CA $185

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Wed., May 7 from Houston to Chicago, returning Sat., May 10, priced at CA $185 found 6 days ago

Fri., May 9 - Tue., May 13

IAH

Houston

ORD

Chicago

CA $202 Roundtrip, found 20 hours ago

CA $202

Roundtrip

found 20 hours ago

Select Spirit Airlines flight, departing Fri., May 9 from Houston to Chicago, returning Tue., May 13, priced at CA $202 found 20 hours ago

Wed., Jul. 2 - Tue., Jul. 15

IAH

Houston

ORD

Chicago

CA $300 Roundtrip, found 2 days ago

CA $300

Roundtrip

found 2 days ago

Select Delta flight, departing Wed., Jul. 2 from Houston to Chicago, returning Tue., Jul. 15, priced at CA $300 found 2 days ago

Wed., Jul. 9 - Thu., Jul. 10

IAH

Houston

ORD

Chicago

CA $301 Roundtrip, just found

CA $301

Roundtrip

just found

Select American Airlines flight, departing Wed., Jul. 9 from Houston to Chicago, returning Thu., Jul. 10, priced at CA $301 just found

Sat., May 3 - Tue., May 6

IAH

Houston

ORD

Chicago

CA $712 Roundtrip, found 22 hours ago

CA $712

Roundtrip

found 22 hours ago

Select JetBlue Airways flight, departing Sat., May 3 from Houston to Chicago, returning Tue., May 6, priced at CA $712 found 22 hours ago

Fri., Aug. 15 - Fri., Aug. 22

IAH

Houston

ORD

Chicago

CA $33,038 Roundtrip, found 5 days ago

CA $33,038

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Fri., Aug. 15 from Houston to Chicago, returning Fri., Aug. 22, priced at CA $33,038 found 5 days ago