Cheap Flights from Chicago to Houston
We've found these cheap flights for you. You can book one-way or return flight tickets.
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Flights from Chicago to Houston
Airlines Flying from Chicago to Houston
Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.
Flight deals from Chicago to Houston
We've found these cheap flights for you. You can book one-way or return flight tickets.
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Round-trip
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One way
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Cheapest nonstop
MDW 16:013h 6mDirectIAH 19:07Chicago - Houston | Fri, May 30 | Frontier Airlines
IAH 19:452h 33mDirectMDW 22:18Houston - Chicago | Fri, Jun 6 | Frontier Airlines£70 £24772% OFF72% OFF£247 £70 -
ORD 21:142h 45mDirectIAH 23:59Chicago - Houston | Sat, May 31 | Spirit Airlines
IAH 19:272h 33mDirectMDW 22:00Houston - Chicago | Mon, Jun 2 | Frontier Airlines£72 £24771% OFF71% OFF£247 £72 -
ORD 06:302h 51mDirectIAH 09:21Chicago - Houston | Mon, Jun 16 | Frontier Airlines
IAH 19:452h 33mDirectMDW 22:18Houston - Chicago | Mon, Jun 16 | Frontier Airlines£75 £24770% OFF70% OFF£247 £75
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MDW 15:462h 56mDirectIAH 18:42Chicago - Houston | Mon, Jun 9 | Frontier Airlines
IAH 19:452h 33mDirectMDW 22:18Houston - Chicago | Fri, Jun 13 | Frontier Airlines£7570% OFF£247 £75
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MDW 15:462h 56mDirectIAH 18:42Chicago - Houston | Mon, Jun 2 | Frontier Airlines
IAH 19:542h 45mDirectORD 22:39Houston - Chicago | Wed, Jun 4 | Spirit Airlines£7769% OFF£247 £77
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ORD 21:452h 49mDirectIAH 00:34Chicago - Houston | Sat, Jun 14 | Spirit Airlines
IAH 19:362h 43mDirectORD 22:19Houston - Chicago | Tue, Jun 17 | Spirit Airlines£10756% OFF£247 £107
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ORD 14:583h 5mDirectIAH 18:03Chicago - Houston | Thu, Jun 5 | Frontier Airlines
IAH 19:272h 33mDirectMDW 22:00Houston - Chicago | Mon, Jun 9 | Frontier Airlines£12250% OFF£247 £122
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MDW 16:012h 59mDirectIAH 19:00Chicago - Houston | Fri, Jun 6 | Frontier Airlines
IAH 19:272h 33mDirectMDW 22:00Houston - Chicago | Mon, Jun 9 | Frontier Airlines£13844% OFF£247 £138
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ORD 21:142h 45mDirectIAH 23:59Chicago - Houston | Fri, Jun 6 | Spirit Airlines
IAH 19:272h 33mDirectMDW 22:00Houston - Chicago | Mon, Jun 9 | Frontier Airlines£14043% OFF£247 £140
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ORD 21:142h 45mDirectIAH 23:59Chicago - Houston | Fri, May 30 | Spirit Airlines
IAH 19:542h 45mDirectORD 22:39Houston - Chicago | Mon, Jun 2 | Spirit Airlines£18027% OFF£247 £180
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CHI 13:0017h 25m1 stopsHOU Invalid DateChicago - Houston | Sun, May 25 | Normal Airline
HOU 15:006hDirectCHI 16:00Houston - Chicago | Tue, May 27 | Normal AirlineFind More FlightsFind More Flights
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Cheapest nonstop
ORD 06:302h 51mDirectIAH 09:21Chicago - Houston | Thu, Jul 3 | Frontier Airlines£41 £20080% OFF80% OFF£200 £41
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MDW 16:012h 59mDirectIAH 19:00Chicago - Houston | Fri, Jun 20 | Frontier Airlines£61 £20069% OFF69% OFF£200 £61
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ORD 06:302h 51mDirectIAH 09:21Chicago - Houston | Thu, Jun 19 | Frontier Airlines£73 £20064% OFF64% OFF£200 £73
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ORD 21:142h 45mDirectIAH 23:59Chicago - Houston | Fri, Jun 6 | Spirit Airlines£7563% OFF£200 £75
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ORD 21:142h 45mDirectIAH 23:59Chicago - Houston | Tue, Jun 3 | Spirit Airlines£7762% OFF£200 £77
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ORD 21:142h 45mDirectIAH 23:59Chicago - Houston | Wed, Jun 4 | Spirit Airlines£7762% OFF£200 £77
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MDW 16:012h 59mDirectIAH 19:00Chicago - Houston | Fri, Jun 6 | Frontier Airlines£8060% OFF£200 £80
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ORD 21:142h 45mDirectIAH 23:59Chicago - Houston | Tue, Jun 10 | Spirit Airlines£8060% OFF£200 £80
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ORD 21:142h 45mDirectIAH 23:59Chicago - Houston | Mon, Jun 2 | Spirit Airlines£9055% OFF£200 £90
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ORD 14:582h 53mDirectIAH 17:51Chicago - Houston | Sun, May 25 | Frontier Airlines£14627% OFF£200 £146
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CHI 13:0017h 25m1 stopsHOU Invalid DateChicago - Houston | Sun, May 25 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Flight Information from Chicago to Houston
| Cheapest one-way flight price | £40 |
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| Cheapest return ticket price | £69 |
| Off-season travel month | April |
| Peak season for travel | February |
| Flight distance | 1,523.34km |
| Average flight time | 3 hours 36 minutes |
| Popular airline | United Airlines |
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
FAQ
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When are flight tickets from Chicago (CHI) to Houston (HOU) the cheapest?
Airlines adjust prices for flights from Chicago to Houston based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much are flights from Chicago (CHI) to Houston (HOU) cost?
According to Trip.com's data, the lowest price is around £200. -
How long is the flight from Chicago (CHI) to Houston (HOU)?
It takes about 3 hours 36 minutes to fly from Chicago (CHI) to Houston (HOU). -
What are the most popular airlines that fly from Chicago (CHI) to Houston (HOU)?
Airlines with flights from Chicago (CHI) to Houston (HOU): Southwest Airlines, United Airlines, Spirit Airlines, American Airlines, Alaska Airlines, Aer Lingus and Finnair. -
How many airports in Houston (HOU)?
There are 2 airport(s) in Houston (HOU): William P. Hobby Airport and George Bush Intercontinental Airport.
How to find a cheap flight from Chicago to Houston
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Chicago to Houston. Book your flights at the right time and save more.
Be flexible with your travel dates to get the cheapest flight from Chicago to Houston.
Simply tap "Date" on the flight search bar to browse through the calendar and check out airfare from Chicago to Houston over the next 6 months in 2025. If you're planning to fly within the next three months, it looks like the most affordable option is on Thu, Jul 3, with one-way flights priced at just £41.
Compare cheap flight deals from Chicago to Houston across hundreds of airlines.
With our extensive search, you can compare prices from over 500 airlines to find the cheapest flight tickets from Chicago to Houston. The cheapest airline for this route is Frontier Airlines.
Set up a Price Alert
By setting up a Price Alert for your journey from Chicago to Houston, you can easily keep an eye on ticket prices without having to check every day.
Don't miss out on cheap flight deals and promo codes from Chicago to Houston.
You can always find the latest offers through Trip.com Deals and Promo Codes for cheap flights. By signing up for a free membership, you'll get access to even more deals for your flights.
Book early or wait until the last minute.
It's usually best to book early. Flight tickets are often cheapest when they're first released, typically about a year before the departure date. So, have a look online as soon as the flights you're interested in become available. If you miss the cheapest time, you might still find some good deals as the departure date gets closer.
Search for flights on the go.
For the best travel flight booking experience, download the Trip.com app. You can search for cheap flights from Chicago to Houston and snag some exclusive deals just for you.
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