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Cheap flights from Chicago O'Hare Intl Airport to Houston from $98

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 8/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago O'Hare Intl Airport to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
7:11 am - 3:17 pm
ORD
-
IAH
8h 06m
1 stop
Frontier Logo
11:25 am - 2:17 pm
IAH
-
ORD
2h 52mnonstop
$150Frontier
Wed, Sep 9 - Sat, Sep 12
Frontier Logo
2:46 pm - 5:47 pm
ORD
-
IAH
3h 01mnonstop
Frontier Logo
6:42 pm - 9:34 pm
IAH
-
ORD
2h 52mnonstop
$150Frontier
Thu, Oct 8 - Mon, Oct 12
Frontier Logo
2:46 pm - 5:55 pm
ORD
-
IAH
3h 09mnonstop
Frontier Logo
10:38 pm - 9:35 pm
IAH
-
ORD
22h 57m
1 stop
$151Frontier
Thu, Sep 17 - Mon, Sep 21
United Airlines Logo
6:30 am - 9:19 am
ORD
-
IAH
2h 49mnonstop
United Airlines Logo
7:30 am - 1:15 pm
IAH
-
ORD
5h 45m
1 stop
$178United Airlines
Sat, Sep 19 - Tue, Sep 22
United Airlines Logo
7:30 am - 10:23 am
ORD
-
IAH
2h 53mnonstop
United Airlines Logo
3:20 pm - 6:10 pm
IAH
-
ORD
2h 50mnonstop
$183United Airlines
Thu, Oct 22 - Mon, Oct 26
American Airlines Logo
12:59 pm - 3:45 pm
ORD
-
IAH
2h 46mnonstop
American Airlines Logo
4:40 pm - 7:44 pm
IAH
-
ORD
3h 04mnonstop
$183American Airlines
Sat, Aug 22 - Mon, Aug 24
American Airlines Logo
9:05 pm - 11:59 pm
ORD
-
IAH
2h 54mnonstop
American Airlines Logo
2:16 pm - 5:07 pm
IAH
-
ORD
2h 51mnonstop
$183American Airlines
Thu, Oct 15 - Mon, Oct 19
Delta Logo
5:30 am - 1:30 pm
ORD
-
IAH
8h 00m
1 stop
Delta Logo
3:20 pm - 8:30 pm
IAH
-
ORD
5h 10m
1 stop
$203Delta
Thu, Sep 24 - Mon, Sep 28
Delta Logo
8:28 am - 6:41 pm
ORD
-
IAH
10h 13m
2 stops
Delta Logo
6:36 pm - 11:57 pm
IAH
-
ORD
5h 21m
1 stop
$208Delta
Sat, Aug 22 - Mon, Aug 24
United Airlines Logo
10:32 am - 1:28 pm
ORD
-
IAH
2h 56mnonstop
United Airlines Logo
8:35 pm - 11:27 pm
IAH
-
ORD
2h 52mnonstop
$209United Airlines
Sat, Sep 26 - Sat, Sep 26

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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
Sep 9
ORD7:11 amChicago O'Hare Intl
8h 06m
1 stop
IAH3:17 pmHouston George Bush Intcntl
Sep 12
IAH11:25 amHouston George Bush Intcntl
2h 52m
ORD2:17 pmChicago O'Hare Intl
$150
Frontier
Aug 20
ORD5:46 pmChicago O'Hare Intl
3h 17m
IAH9:03 pmHouston George Bush Intcntl
Aug 24
IAH10:04 pmHouston George Bush Intcntl
15h 32m
1 stop
ORD1:36 pmChicago O'Hare Intl
$151
Frontier
Aug 26
ORD2:41 pmChicago O'Hare Intl
9h 59m
1 stop
IAH12:40 amHouston George Bush Intcntl
Sep 1
IAH12:53 pmHouston George Bush Intcntl
3h 06m
ORD3:59 pmChicago O'Hare Intl
$152

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 July 28, 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

Cheapest round-trip

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Wed 9/9

7:11 am-3:17 pm

1 stop8h 06m

Houston George Bush Intcntl

Sat 9/12

11:25 am-2:17 pm

Nonstop2h 52m

$150

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Thu 10/8

2:46 pm-5:47 pm

Nonstop3h 01m

Houston George Bush Intcntl

Mon 10/12

6:42 pm-9:34 pm

Nonstop2h 52m

$150

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Thu 9/17

2:46 pm-5:55 pm

Nonstop3h 09m

Houston George Bush Intcntl

Mon 9/21

10:38 pm-9:35 pm

1 stop22h 57m

$151

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Sat 9/19

6:30 am-9:19 am

Nonstop2h 49m

Houston George Bush Intcntl

Tue 9/22

7:30 am-1:15 pm

1 stop5h 45m

$178
Quickest round-trip

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Thu 10/22

7:30 am-10:23 am

Nonstop2h 53m

Houston George Bush Intcntl

Mon 10/26

3:20 pm-6:10 pm

Nonstop2h 50m

$183

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Sat 8/22

12:59 pm-3:45 pm

Nonstop2h 46m

Houston George Bush Intcntl

Mon 8/24

4:40 pm-7:44 pm

Nonstop3h 04m

$183

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Thu 10/15

9:05 pm-11:59 pm

Nonstop2h 54m

Houston George Bush Intcntl

Mon 10/19

2:16 pm-5:07 pm

Nonstop2h 51m

$183

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Thu 9/24

5:30 am-1:30 pm

1 stop8h 00m

Houston George Bush Intcntl

Mon 9/28

3:20 pm-8:30 pm

1 stop5h 10m

$203

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Sat 8/22

8:28 am-6:41 pm

2 stops10h 13m

Houston George Bush Intcntl

Mon 8/24

6:36 pm-11:57 pm

1 stop5h 21m

$208

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Sat 9/26

10:32 am-1:28 pm

Nonstop2h 56m

Houston George Bush Intcntl

Sat 9/26

8:35 pm-11:27 pm

Nonstop2h 52m

$209

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 typical price of a round-trip flight between Chicago O'Hare Intl Airport and Houston George Bush Intcntl Airport?

Prices are currently typical for flights on this route.

Typical prices usually range from $120 to $283.
The lowest price recently found on this route was $150.

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 $190. 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 October is also very affordable. Most momondo users find prices during this month for around $198.

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 $310. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Monday is $491.

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 afternoon. Our users have found flights to Houston George Bush Intcntl Airport in the afternoon for as low as $313. Try not to purchase tickets in the morning because they tend to be around $398. 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 from Chicago O'Hare Intl Airport 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 $257 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 $146 on momondo.

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

There are 4 cabin classes available to choose from on Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport 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 July 2026, prices for Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport flights are approximately 4% more expensive 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

$155

Fastest flight time

2h 44m

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 $155. 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 $282.
The fastest flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport takes 2h 44m
Direct flights go from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport every day.
Search flight deals

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport

  • 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 44m.

  • 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 $57Free CancellationRating
5.6
2,749 reviews
Search Frontier flights
American AirlinesPriceFrom $170Free CancellationRating
7.1
11,840 reviews
Search American Airlines flights
United AirlinesPriceFrom $177Free CancellationRating
7.4
10,052 reviews
Search United 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 97 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 $177 round-trip, up to an average price of $388. 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 (7.1/10, 11,840 ratings). American Airlines flies from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport around 13 times per week, with deals starting from $170 round-trip and rising to an average price of around $281.

Traveling to a place near Houston?

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

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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