Houston to Chicago flights
The cheapest round trip we found from Houston to Chicago is $177 (Dec 2 – 6, 1 stop), 51% below the usual $359.
HOU to CHI · Round trip · Economy · Prices per person in USD · Price found (3 days ago)
Cheapest found
Cheapest round trip by month
Lowest fare found per departure month| Month | Cheapest round trip |
|---|---|
| November 2026 | $291 |
| December 2026 | $177 (cheapest month) |
| January 2027 | $315 |
| February 2027 | No fares found yet |
| March 2027 | $255 |
| April 2027 | $359 |
| May 2027 | $374 |
| June 2027 | $401 |
| July 2027 | $460 |
| August 2027 | No fares found yet |
| September 2027 | $391 |
Cheapest dates in the next 4 months
Round trip, per person-
Dec 2 – 6 4 nights · leave Wed$177 −51% vs usual$177 −51% vs usual Book
Frontier Airlines 1 stop · 6h 03m -
Dec 19 – Jan 9, 2027 21 nights · leave Sat$203 −43% vs usual$203 −43% vs usual Book
Frontier Airlines 1 stop · 5h 35m
-
Dec 4 – 8 4 nights · leave Fri$231 −36% vs usual$231 −36% vs usual Book
Frontier Airlines 2 stops · 7h 22m
-
Nov 21 – 25 4 nights · leave Sat$297 −17% vs usual$297 −17% vs usual Book
Frontier Airlines 1 stop · 8h 06m
-
Nov 21 – 27 6 nights · leave Sat$309 −14% vs usual$309 −14% vs usual Book
Frontier Airlines 1 stop · 4h 35m
-
Jan 2 – 5, 2027 3 nights · leave Sat$315 −12% vs usual$315 −12% vs usual Book
Frontier Airlines 1 stop · 2h 50m
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Jan 2 – 6, 2027 4 nights · leave Sat$322 −10% vs usual$322 −10% vs usual Book
Frontier Airlines 1 stop · 2h 50m
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Nov 15 – 18 3 nights · leave Sun$363$363 Book
Frontier Airlines 1 stop · 4h 23m
Prices change often. The booking site shows the final price before you pay. Other dates? Set an alert
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Go City prices checked Oct 23, 2026; the final price is on Go City. Partner links: we may earn a commission if you book, at no extra cost to you.
Plan the rest of your trip
Chicago · Dec 2 – 6Partner links: we may earn a commission if you book, at no extra cost to you.
Good to know
More from Houston
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- Ontario $191 −21%
Flights to Chicago from other cities
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Houston to Chicago: questions
How much does a flight from Houston to Chicago cost?
The cheapest round trip we have found right now is $177, leaving December 2 and returning December 6. The usual price on this route is about $359, so this fare is 51% less. Prices are per person, economy, in USD.
What is the cheapest month to fly from Houston to Chicago?
December 2026, with round trips from $177. The most expensive month in our data is July (from $460). Based on the 9 months ahead we have prices for.
Are there nonstop flights from Houston to Chicago?
Yes. Nonstop from $395 round trip. 11% of the 9 date combinations we track are nonstop.
Which airports do Houston to Chicago flights use?
Houston airports include George Bush Intercontinental (IAH) and William P. Hobby (HOU). Chicago airports include O'Hare International (ORD), Chicago Midway International (MDW) and Chicago Rockford International (RFD). The prices on this page cover every airport in both cities (HOU and CHI are the city codes).
About this route
We track round-trip economy fares from Houston (United States) to Chicago (United States) using Travelpayouts / Aviasales data. The cheapest round trip we've found is $177, departing December 2 and returning December 6, about 51% below the usual $359. Right now we're following 9 upcoming date combinations on this route. The cheapest month to fly in our data is December, from $177. Prices are per person and were correct when found; the final price is set by the airline or booking site when you book.