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Cheap flights from Chicago O'Hare Intl Airport to Houston from $52

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Houston departing on 3/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:25 am - 11:32 am
ORD
-
IAH
3h 07mnonstop
Frontier Logo
12:27 pm - 3:17 pm
IAH
-
ORD
2h 50mnonstop
$83Frontier
Wed, Apr 29 - Tue, May 5
Spirit Airlines Logo
9:18 am - 12:24 pm
ORD
-
IAH
3h 06mnonstop
Spirit Airlines Logo
5:15 am - 7:54 am
IAH
-
ORD
2h 39mnonstop
$84Spirit Airlines
Tue, Feb 24 - Fri, Feb 27
Spirit Airlines Logo
8:59 am - 12:00 pm
ORD
-
IAH
3h 01mnonstop
Spirit Airlines Logo
5:15 am - 7:54 am
IAH
-
ORD
2h 39mnonstop
$85Spirit Airlines
Sun, Feb 22 - Mon, Feb 23
Multiple Airlines Logo
7:00 am - 10:22 am
ORD
-
IAH
3h 22mnonstop
Multiple Airlines Logo
5:15 am - 7:54 am
IAH
-
ORD
2h 39mnonstop
$86Multiple Airlines
Thu, Feb 19 - Sun, Feb 22
Frontier Logo
7:00 am - 10:22 am
ORD
-
IAH
3h 22mnonstop
Frontier Logo
11:17 am - 2:05 pm
IAH
-
ORD
2h 48mnonstop
$88Frontier
Thu, Feb 26 - Sun, Mar 1
Frontier Logo
7:00 am - 10:22 am
ORD
-
IAH
3h 22mnonstop
Frontier Logo
12:24 pm - 3:17 pm
IAH
-
ORD
2h 53mnonstop
$89Frontier
Thu, Feb 19 - Sat, Feb 21
Spirit Airlines Logo
8:59 am - 12:00 pm
ORD
-
IAH
3h 01mnonstop
Spirit Airlines Logo
5:15 am - 7:54 am
IAH
-
ORD
2h 39mnonstop
$90Spirit Airlines
Sat, Feb 28 - Mon, Mar 2
Multiple Airlines Logo
7:00 am - 10:22 am
ORD
-
IAH
3h 22mnonstop
Multiple Airlines Logo
7:21 am - 7:11 pm
IAH
-
ORD
11h 50m
1 stop
$91Multiple Airlines
Sun, Mar 1 - Wed, Mar 4
Frontier Logo
5:40 am - 8:56 am
ORD
-
IAH
3h 16mnonstop
Frontier Logo
11:17 am - 2:05 pm
IAH
-
ORD
2h 48mnonstop
$92Frontier
Mon, Feb 16 - Thu, Feb 26
Spirit Airlines Logo
8:59 am - 12:00 pm
ORD
-
IAH
3h 01mnonstop
Spirit Airlines Logo
5:15 am - 7:54 am
IAH
-
ORD
2h 39mnonstop
$93Spirit Airlines
Thu, Feb 12 - Thu, Feb 19

Spirit Airlines flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport

Our best Spirit Airlines deals on Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport flight tickets
Spirit Airlines
Feb 10
ORD3:22 pmChicago O'Hare Intl
3h 00m
IAH6:22 pmHouston George Bush Intcntl
Feb 28
IAH5:15 amHouston George Bush Intcntl
2h 39m
ORD7:54 amChicago O'Hare Intl
$84
Spirit Airlines
Feb 22
ORD8:59 amChicago O'Hare Intl
3h 01m
IAH12:00 pmHouston George Bush Intcntl
Feb 23
IAH5:15 amHouston George Bush Intcntl
2h 39m
ORD7:54 amChicago O'Hare Intl
$85
Spirit Airlines
Feb 28
ORD8:59 amChicago O'Hare Intl
3h 01m
IAH12:00 pmHouston George Bush Intcntl
Mar 2
IAH5:15 amHouston George Bush Intcntl
2h 39m
ORD7:54 amChicago O'Hare Intl
$90

Frontier flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport

Our best Frontier deals on Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport flight tickets
Frontier
Apr 29
ORD8:25 amChicago O'Hare Intl
3h 07m
IAH11:32 amHouston George Bush Intcntl
May 5
IAH12:27 pmHouston George Bush Intcntl
2h 50m
ORD3:17 pmChicago O'Hare Intl
$83
Frontier
Feb 26
ORD7:00 amChicago O'Hare Intl
3h 22m
IAH10:22 amHouston George Bush Intcntl
Mar 1
IAH11:17 amHouston George Bush Intcntl
2h 48m
ORD2:05 pmChicago O'Hare Intl
$88
Frontier
Feb 19
ORD7:00 amChicago O'Hare Intl
3h 22m
IAH10:22 amHouston George Bush Intcntl
Feb 21
IAH12:24 pmHouston George Bush Intcntl
2h 53m
ORD3:17 pmChicago O'Hare Intl
$89

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Wed 4/29

8:25 am-11:32 am

Nonstop3h 07m

Houston George Bush Intcntl

Tue 5/5

12:27 pm-3:17 pm

Nonstop2h 50m

$83

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Tue 2/24

9:18 am-12:24 pm

Nonstop3h 06m

Houston George Bush Intcntl

Fri 2/27

5:15 am-7:54 am

Nonstop2h 39m

$84

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Sun 2/22

8:59 am-12:00 pm

Nonstop3h 01m

Houston George Bush Intcntl

Mon 2/23

5:15 am-7:54 am

Nonstop2h 39m

$85

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Thu 2/19

7:00 am-10:22 am

Nonstop3h 22m

Houston George Bush Intcntl

Sun 2/22

5:15 am-7:54 am

Nonstop2h 39m

$86

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Thu 2/26

7:00 am-10:22 am

Nonstop3h 22m

Houston George Bush Intcntl

Sun 3/1

11:17 am-2:05 pm

Nonstop2h 48m

$88

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Thu 2/19

7:00 am-10:22 am

Nonstop3h 22m

Houston George Bush Intcntl

Sat 2/21

12:24 pm-3:17 pm

Nonstop2h 53m

$89

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Sat 2/28

8:59 am-12:00 pm

Nonstop3h 01m

Houston George Bush Intcntl

Mon 3/2

5:15 am-7:54 am

Nonstop2h 39m

$90

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Sun 3/1

7:00 am-10:22 am

Nonstop3h 22m

Houston George Bush Intcntl

Wed 3/4

7:21 am-7:11 pm

1 stop11h 50m

$91

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Mon 2/16

5:40 am-8:56 am

Nonstop3h 16m

Houston George Bush Intcntl

Thu 2/26

11:17 am-2:05 pm

Nonstop2h 48m

$92

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Thu 2/12

8:59 am-12:00 pm

Nonstop3h 01m

Houston George Bush Intcntl

Thu 2/19

5:15 am-7:54 am

Nonstop2h 39m

$93

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Houston George Bush Intcntl Airport?

The month of August is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Chicago O'Hare Intl Airport, with most prices found around $181. If you are unable to visit Houston George Bush Intcntl Airport during the month of August, then departing from Chicago O'Hare Intl Airport during the month September is also very affordable. Most momondo users find prices during this month for around $189.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport is on a Friday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Friday will often find tickets for as low as $258. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Sunday is $412.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport flights are usually those with departure times in the evening. Our users have found flights to Houston George Bush Intcntl Airport in the evening for as low as $254. Try not to purchase tickets in the morning because they tend to be around $359. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Chicago O'Hare Intl to Houston George Bush Intcntl flight route?

Fly from Chicago O'Hare Intl to Houston George Bush Intcntl for the best Chicago O'Hare Intl - Houston George Bush Intcntl flight prices

How far in advance should I book a flight to Houston George Bush Intcntl Airport?

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around $221 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from Chicago O'Hare Intl Airport for as low as $168 on momondo.

What cabin class options are available on Chicago O'Hare Intl to Houston George Bush Intcntl flights?

There are 4 cabin classes available to choose from on Chicago O'Hare Intl to Houston George Bush Intcntl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport flight prices changed over time?

As of January 2026, prices for Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport flights are approximately 20% cheaper when compared to flights at the same time last year.

When to book flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport (ORD to IAH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport

Best Price Found

$121

Fastest flight time

2h 53m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from Chicago O'Hare Intl Airport in the past 72 hours is $121. The best round-trip flight deal from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $188.
The fastest flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport takes 2h 53m
Direct flights go from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport every day.
Search flight deals

  • How far is Chicago O'Hare Intl to Houston George Bush Intcntl by plane?

    There are 925.5 mi between Chicago O'Hare Intl and Houston George Bush Intcntl. By plane, this route typically takes 2h 53m.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport are updated daily.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The travel and health documents you'll need for your trip to Houston George Bush Intcntl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston George Bush Intcntl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

  • What is the most popular airline from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

Best airlines flying from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $59Free CancellationRating
5.7
3,056 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $66Free CancellationRating
6.3
8,394 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $158Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
American AirlinesPriceFrom $164Free CancellationRating
7.2
11,206 reviews
Search American Airlines flights

  • United Airlines Flights From Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport

    United Airlines is one of the most popular airlines flying from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport, operating 83 flights/week on average for this route. A good United Airlines flight deal for Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport starts from $158 round-trip, up to an average price of $329. Our users have rated United Airlines at 7.4/10.

  • American Airlines Flights From Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport

    Another popular option for Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport flights is American Airlines (7.2/10, 11,206 ratings). American Airlines flies from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport around 5 times per week, with deals starting from $164 round-trip and rising to an average price of around $252.

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
Katy
The Woodlands
Conroe
Cypress
Humble
Spring
Montgomery
Tomball
Livingston
Jersey Village

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Houston?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Houston. momondo saves you time and could save you money on your trip.

Can I find flights from Chicago to Houston with flexible booking policies on momondo?

All flight searches from Chicago to Houston on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Chicago to Houston?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Houston.

I’m not ready to book a flight from Chicago to Houston right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Houston, momondo offers a useful price alert feature which will track prices for flights to Houston from Chicago and alert you when they change.

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