Chicago to Houston flights
The cheapest round trip we found from Chicago to Houston is $157 (Feb 1 – 4, 2027, 1 stop), 40% below the usual $260.
CHI to HOU · Round trip · Economy · Prices per person in USD · Price found (1 day ago)
Cheapest found
Cheapest round trip by month
Lowest fare found per departure month| Month | Cheapest round trip |
|---|---|
| November 2026 | $337 |
| December 2026 | $260 |
| January 2027 | No fares found yet |
| February 2027 | $157 (cheapest month) |
| March 2027 | $259 |
| April 2027 | No fares found yet |
| May 2027 | No fares found yet |
| June 2027 | $397 |
Cheapest dates in the next 4 months
Round trip, per person-
Feb 1 – 4, 2027 3 nights · leave Mon$157 −40% vs usual$157 −40% vs usual Book
Frontier Airlines 1 stop · 6h 38m -
Dec 10 – 13 3 nights · leave Thu$260$260 Book
Frontier Airlines 1 stop · 3h 09m
-
Dec 1 – 4 3 nights · leave Tue$269$269 Book
Frontier Airlines 1 stop · 5h 43m
-
Nov 25 – 27 2 nights · leave Wed$337 +30% vs usual$337 +30% vs usual Book
Frontier Airlines 1 stop · 5h 29m
-
Nov 28 – 30 2 nights · leave Sat$339 +30% vs usual$339 +30% vs usual Book
Frontier Airlines 1 stop · 2h 57m
Prices change often. The booking site shows the final price before you pay. Other dates? Set an alert
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Plan the rest of your trip
Houston · Feb 1 – 4, 2027Partner links: we may earn a commission if you book, at no extra cost to you.
Good to know
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Flights to Houston from other cities
All flights to Houston Flying the other way? Houston to Chicago from $177
Chicago to Houston: questions
How much does a flight from Chicago to Houston cost?
The cheapest round trip we have found right now is $157, leaving February 1 and returning February 4. The usual price on this route is about $260, so this fare is 40% less. Prices are per person, economy, in USD.
What is the cheapest month to fly from Chicago to Houston?
February 2027, with round trips from $157. The most expensive month in our data is June (from $397). Based on the 5 months ahead we have prices for.
Which airports do Chicago to Houston flights use?
Chicago airports include O'Hare International (ORD), Chicago Midway International (MDW) and Chicago Rockford International (RFD). Houston airports include George Bush Intercontinental (IAH) and William P. Hobby (HOU). The prices on this page cover every airport in both cities (CHI and HOU are the city codes).
About this route
We track round-trip economy fares from Chicago (United States) to Houston (United States) using Travelpayouts / Aviasales data. The cheapest round trip we've found is $157, departing February 1 and returning February 4, about 40% below the usual $260. Right now we're following 5 upcoming date combinations on this route. The cheapest month to fly in our data is February, from $157. Prices are per person and were correct when found; the final price is set by the airline or booking site when you book.