Find the Cheapest Flights from Houston to Chicago

Unlock the cheapest flights and the best airfares from Houston to Chicago. Make your dream trip both memorable and affordable!

Thu, Apr 16HOU-CHI
Frontier Airlines

oneway$32

Tue, Apr 14HOU-CHI
Frontier Airlines

$72

Houston to Chicago: Flight information

Cheapest flight found$32

Cheapest month to flyApril

Most popular airlineFrontier Airlines

Average flight duration2h 50m

Cheapest flight found

Apr 2026

$32

May 2026

$33

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