George Bush Intcntl

$83+ Cheap flights from O'Hare Intl (ORD) to George Bush Intcntl (IAH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — IAH
Aug 2 — Aug 91
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Find cheap flights from O'Hare Intl to George Bush Intcntl with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Houston George Bush Intcntl are usually found in August or October, booked 70 days in advance, depart on a Thursday or Friday and return on a Friday

Cheap flight deals from O'Hare Intl to George Bush Intcntl

Cheapest flights from O'Hare Intl to George Bush Intcntl
Explore the most affordable flight options available from O'Hare Intl to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/92:46 pm
ORD
-
IAH
Nonstop3h 01m
Frontier
Tue 10/136:42 pm
IAH
-
ORD
Nonstop2h 52m
Frontier
Deal found 6/28$160
This Super.com deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:30 pm
ORD
-
IAH
Nonstop3h 17m
Frontier
Wed 8/196:30 am
IAH
-
ORD
1 stop7h 06m
Frontier
Deal found 6/28$163
This Expedia deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/229:57 pm
ORD
-
IAH
1 stop23h 17m
Frontier
Wed 7/299:58 pm
IAH
-
ORD
Nonstop2h 51m
Frontier
Deal found 6/30$164
This Frontier deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/102:46 pm
ORD
-
IAH
Nonstop3h 01m
Frontier
Wed 10/148:44 pm
IAH
-
ORD
1 stop11h 31m
Frontier
Deal found 6/29$165
This Orbitz deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/22:46 pm
ORD
-
IAH
Nonstop3h 01m
Frontier
Thu 11/56:42 pm
IAH
-
ORD
Nonstop2h 52m
Frontier
Deal found 7/1$166
This Super.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:46 pm
ORD
-
IAH
Nonstop3h 17m
Frontier
Mon 7/279:58 pm
IAH
-
ORD
Nonstop2h 51m
Frontier
Deal found 6/30$168
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:30 pm
ORD
-
IAH
Nonstop3h 17m
Frontier
Sat 8/221:45 pm
IAH
-
ORD
1 stop9h 23m
Frontier
Deal found 6/30$169
This Frontier deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/295:46 pm
ORD
-
IAH
Nonstop3h 17m
Frontier
Mon 8/39:58 pm
IAH
-
ORD
Nonstop2h 51m
Frontier
Deal found 6/30$170
This Super.com deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/145:30 pm
ORD
-
IAH
Nonstop3h 17m
Frontier
Mon 8/179:42 pm
IAH
-
ORD
Nonstop2h 51m
Frontier
Deal found 7/1$171
This Kiwi.com deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:05 am
ORD
-
IAH
1 stop30h 45m
Frontier
Thu 8/69:42 pm
IAH
-
ORD
Nonstop2h 51m
Frontier
Deal found 6/28$172
This Expedia deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/289:57 pm
ORD
-
IAH
1 stop26h 43m
Frontier
Tue 8/49:58 pm
IAH
-
ORD
Nonstop2h 51m
Frontier
Deal found 6/30$173

Find flight deals from O'Hare Intl to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$161
(Super.com)

One-way from

$83
(Frontier)

Popular in

June

Cheapest in

August

Average price

$269

Good round-trip deal

$279 or less

Good one-way deal

$153 or less
Provider with most accurate pricing for Chicago O'Hare Intl-Houston George Bush Intcntl flight deals.
Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Houston George Bush Intcntl flights.
From Chicago O'Hare Intl to Houston George Bush Intcntl
One-way flight from Chicago O'Hare Intl to Houston George Bush Intcntl
Highest demand for flights based on searches. 17% potential increase in price ($51 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($12 potential savings vs. average RT price).
Average for round-trip flights in July 2026
Price to beat on a round-trip flight from Chicago O'Hare Intl to Houston George Bush Intcntl.
Price to beat on a one-way flight from Chicago O'Hare Intl to Houston George Bush Intcntl.

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to George Bush Intcntl 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, Cheapflights users made 2,558,603 searches. Data last updated July 3, 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

Sat 12/5

7:10 am-3:00 pm

1 stop7h 50m

Houston George Bush Intcntl

Tue 12/8

4:10 pm-11:50 pm

1 stop7h 40m

$229

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Sat 8/15

6:30 pm-11:52 pm

1 stop5h 22m

Houston George Bush Intcntl

Tue 8/18

5:20 am-4:51 pm

2 stops11h 31m

$234

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Tue 7/28

8:03 am-3:56 pm

1 stop7h 53m

Houston George Bush Intcntl

Mon 8/31

5:09 pm-11:57 pm

1 stop6h 48m

$237

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Tue 7/28

2:07 pm-11:57 pm

2 stops9h 50m

Houston George Bush Intcntl

Tue 8/4

3:15 pm-11:57 pm

2 stops8h 42m

$237

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Thu 7/30

9:45 am-3:56 pm

1 stop6h 11m

Houston George Bush Intcntl

Mon 9/21

11:26 am-8:55 pm

2 stops9h 29m

$277

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Fri 9/18

8:55 am-5:39 pm

2 stops8h 44m

Houston George Bush Intcntl

Mon 9/21

11:26 am-8:55 pm

2 stops9h 29m

$292

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Sun 10/4

6:40 am-1:32 pm

1 stop6h 52m

Houston George Bush Intcntl

Sat 10/10

5:40 am-1:01 pm

2 stops7h 21m

$298

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Tue 7/28

2:07 pm-11:57 pm

2 stops9h 50m

Houston George Bush Intcntl

Sun 8/2

5:30 am-10:37 am

1 stop5h 07m

$298

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Wed 10/14

5:30 am-3:01 pm

2 stops9h 31m

Houston George Bush Intcntl

Sun 10/18

5:40 am-1:01 pm

2 stops7h 21m

$303
Quickest round-trip

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Thu 9/17

6:00 am-2:25 pm

2 stops8h 25m

Houston George Bush Intcntl

Sun 9/20

3:20 pm-8:30 pm

1 stop5h 10m

$306

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/28

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Compare providers for flights from O'Hare Intl to George Bush Intcntl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to George Bush Intcntl in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
Super.comPrice Accuracy-Trust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Houston George Bush Intcntl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from O'Hare Intl to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from O'Hare Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

The price you pay for your flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 69 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

Currently, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport (average of $182). Flying from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport in June is currently the most expensive (average of $375). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ORD to IAH?

Find hourly flight availability from O'Hare Intl to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 14% on flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to George Bush Intcntl. Price data was last updated on June 27, 2026.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

The best insider tips for Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport trip
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Ramsey Qubein

Ramsey Qubein

Expert on ORD

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Evie Carrick

Evie Carrick

Expert on IAH

Evie Carrick is a writer and editor who has lived in five countries and traveled to over 50, with extensive experience flying around the world. She was born in Colorado, but has spent time flying to both coasts to visit family. She writes regularly for Travel + Leisure, BuzzFeed, and SKI and recently published seven travel journals with Simon & Schuster.

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated July 3, 2026.
Read reviews from past customers who have flown United Airlines,American Airlines, andFrontier from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

7.4

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Food

6.7

Crew

8.1

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours

Overall

7.4

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Food

6.7

Crew

8.1

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours

Overall

7.4

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Food

6.7

Crew

8.1

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours

Overall

7.4

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Food

6.7

Crew

8.1

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

    Delta can get you from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport in just under 7h 50m. Your travel time can differ by up to . The distance from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport is about 926 mi.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport round-trip?

    According to our current data, Frontier ($57), American Airlines ($163), and United Airlines ($177) offers the cheapest pricing from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport. Users have found that Frontier is 77% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $48. American Airlines flights start at $78 while deals on Delta start at $98 one-way.

  • What are the most reliable airlines from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

    No one likes to see their flight delayed. When booking a flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport consider choosing Avianca (91%), Republic Airways (83%) or Emirates (80%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

    On average you can expect to pay $711 for a flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport. The cheapest flight overall is $98 while the most popular route, (Chicago O'Hare Intl - Houston George Bush Intcntl) is currently priced at $127.

  • Can I find deals for flights from O'Hare Intl to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to George Bush Intcntl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to George Bush Intcntl.

  • Can I find deals for business class flights from O'Hare Intl to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from O'Hare Intl to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

    Currently, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport (average of $182). Flying from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport in June is currently the most expensive (average of $375). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Houston George Bush Intcntl Airport?

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

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Alternative routes for O'Hare Intl to George Bush Intcntl

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from O'Hare Intl to George Bush Intcntl

Discover the top 3 airlines that operate flights from O'Hare Intl to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$57Average$161FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$163Average$279FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$177Average$377FlexibilityNo cancel feeOn-time69%

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