Flights Chicago → Houston

One way · Economy · 1 adult · price per person · next 14 days from September 10, 2026

Last observed price on Aviasales for 5 of 15 dates; the lowest is $139. Prices are not guaranteed and are confirmed at booking time.

Last observed price by date

Date	Last observed price	Flight	Departure	Arrival	Stops
Thu, Sep 10	$158	Frontier Airlines F92145 (1st of 2 flights)	8:55 PM O'Hare (ORD)	6:02 AM (+1) Bush Intercontinental (IAH)	1 stop · Las Vegas Harry Reid
Fri, Sep 11	$159	Frontier Airlines F93135	2:46 PM O'Hare (ORD)	5:55 PM Bush Intercontinental (IAH)	Direct
Sat, Sep 12	—	—	—	—	—
Sun, Sep 13	—	—	—	—	—
Mon, Sep 14	$152	Frontier Airlines F92145 (1st of 2 flights)	8:55 PM O'Hare (ORD)	6:25 PM (+1) Bush Intercontinental (IAH)	1 stop · Las Vegas Harry Reid
Tue, Sep 15	$142	Frontier Airlines F93135	7:25 AM O'Hare (ORD)	10:30 AM Bush Intercontinental (IAH)	Direct
Wed, Sep 16	—	—	—	—	—
Thu, Sep 17	—	—	—	—	—
Fri, Sep 18	—	—	—	—	—
Sat, Sep 19	$139lowest	Frontier Airlines F93135	7:25 AM O'Hare (ORD)	10:30 AM Bush Intercontinental (IAH)	Direct
Sun, Sep 20	—	—	—	—	—
Mon, Sep 21	—	—	—	—	—
Tue, Sep 22	—	—	—	—	—
Wed, Sep 23	—	—	—	—	—
Thu, Sep 24	—	—	—	—	—

Price not guaranteed: it is confirmed on Aviasales at booking time. How it works

Chicago, United States (CHI, city code)

Chicago O'Hare (ORD), Chicago Midway (MDW).

Houston, United States (HOU, city code)

Houston Bush Intercontinental (IAH), Houston Hobby (HOU).

FromToDeparture date