Cheapest one-way flights from Houston to Chicago in January from $29

AirHint found the following cheapest one-way flights from Houston (IAH) to Chicago (ORD) in January 2026 (see full year).

One-Way flights

15 Jan Frontier Airlines direct
10 Jan Spirit Airlines direct
24 Jan Spirit Airlines direct
21 Jan Spirit Airlines direct
27 Jan Spirit Airlines direct
28 Jan Spirit Airlines direct
07 Jan United direct
09 Jan United direct
25 Jan United direct
20 Jan United direct

Also check the deals for return flights from Houston to Chicago in January.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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