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O'Hare Intl

Cheap flights from George Bush Intcntl (IAH) to O'Hare Intl (ORD) - Compare and Save

IAH — ORD
May 2 — May 91
Sat 5/2
1 adult, Economy
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Cheapflights Tip: The best prices from Houston George Bush Intcntl to Chicago O'Hare Intl are usually found in September or October, booked 42 days in advance, depart on a Friday or Thursday and return on a Thursday

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

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to O'Hare Intl (ORD). 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 April 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$98
(Mytrip)

One-way from

$59
(Cheapflightsfares)

Popular in

March

Cheapest in

September

Average price

$242

Good round-trip deal

$276 or less

Good one-way deal

$178 or less
Provider with most accurate pricing for Houston George Bush Intcntl-Chicago O'Hare Intl flight deals.
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Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Chicago O'Hare Intl flights.
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From Houston George Bush Intcntl to Chicago O'Hare Intl
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One-way flight from Houston George Bush Intcntl to Chicago O'Hare Intl
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Highest demand for flights based on searches. 20% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in April 2026
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Price to beat on a round-trip flight from Houston George Bush Intcntl to Chicago O'Hare Intl.
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Price to beat on a one-way flight from Houston George Bush Intcntl to Chicago O'Hare Intl.
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Find flight deals from George Bush Intcntl to O'Hare Intl

Cheapest flights from George Bush Intcntl to O'Hare Intl
Explore the most affordable flight options available from George Bush Intcntl to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2026.

This Mytrip deal was found by Cheapflights users on 3/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/179:23 am
IAH
-
ORD
Nonstop2h 50m
Multiple Airlines
Tue 4/216:16 pm
ORD
-
IAH
Nonstop2h 54m
Multiple Airlines
Deal found 3/29$98
This CheapOair deal was found by Cheapflights users on 3/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/179:23 am
IAH
-
ORD
Nonstop2h 50m
Frontier
Mon 4/205:20 am
ORD
-
IAH
Nonstop3h 07m
Frontier
Deal found 3/30$99
This Super.com deal was found by Cheapflights users on 3/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1412:27 pm
IAH
-
ORD
Nonstop2h 50m
Frontier
Fri 4/175:21 am
ORD
-
IAH
Nonstop3h 07m
Frontier
Deal found 3/29$102
This Frontier deal was found by Cheapflights users on 3/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/179:23 am
IAH
-
ORD
Nonstop2h 50m
Frontier
Sat 5/27:30 am
ORD
-
IAH
Nonstop3h 07m
Frontier
Deal found 3/28$103
This Frontier deal was found by Cheapflights users on 3/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/179:23 am
IAH
-
ORD
Nonstop2h 50m
Frontier
Mon 4/205:20 am
ORD
-
IAH
Nonstop3h 07m
Frontier
Deal found 3/28$104
This CheapOair deal was found by Cheapflights users on 3/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/242:29 pm
IAH
-
ORD
Nonstop2h 42m
Multiple Airlines
Mon 4/275:20 am
ORD
-
IAH
Nonstop3h 07m
Multiple Airlines
Deal found 3/31$105
This Kiwi.com deal was found by Cheapflights users on 3/30. 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.
Fri 5/12:29 pm
IAH
-
ORD
Nonstop2h 42m
Multiple Airlines
Mon 5/45:20 am
ORD
-
IAH
Nonstop3h 07m
Multiple Airlines
Deal found 3/30$106
This Frontier deal was found by Cheapflights users on 4/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2612:02 pm
IAH
-
ORD
Nonstop2h 50m
Frontier
Wed 4/298:25 am
ORD
-
IAH
Nonstop3h 07m
Frontier
Deal found 4/1$107
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 5/19:23 am
IAH
-
ORD
Nonstop2h 50m
Multiple Airlines
Sat 5/26:16 pm
ORD
-
IAH
Nonstop2h 54m
Multiple Airlines
Deal found 3/28$108
This WAYA deal was found by Cheapflights users on 3/31. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/162:29 pm
IAH
-
ORD
Nonstop2h 42m
Multiple Airlines
Mon 4/2011:28 am
ORD
-
IAH
1 stop6h 01m
Multiple Airlines
Deal found 3/31$109
This Booking.com deal was found by Cheapflights users on 4/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/171:58 pm
IAH
-
ORD
1 stop9h 09m
Multiple Airlines
Tue 4/218:25 am
ORD
-
IAH
Nonstop3h 07m
Multiple Airlines
Deal found 4/1$110
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 4/1512:27 pm
IAH
-
ORD
Nonstop2h 50m
Multiple Airlines
Mon 4/2011:28 am
ORD
-
IAH
1 stop6h 01m
Multiple Airlines
Deal found 3/31$111

Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl to O'Hare Intl 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 April 2, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Wed 5/20

2:20 pm-8:26 pm

1 stop6h 06m

Chicago O'Hare Intl

Tue 5/26

8:10 am-1:14 pm

1 stop5h 04m

$197

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Tue 4/21

5:20 am-12:45 pm

1 stop7h 25m

Chicago O'Hare Intl

Mon 4/27

11:00 am-6:32 pm

1 stop7h 32m

$208

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Sat 5/23

5:20 am-10:29 am

1 stop5h 09m

Chicago O'Hare Intl

Sat 5/23

3:47 pm-9:33 pm

1 stop5h 46m

$219
Quickest round-trip

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Fri 5/1

10:04 pm-12:45 am

Nonstop2h 41m

Chicago O'Hare Intl

Fri 5/8

11:00 pm-1:59 am

Nonstop2h 59m

$257

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Thu 5/21

5:04 am-7:57 am

Nonstop2h 53m

Chicago O'Hare Intl

Mon 5/25

6:30 am-9:19 am

Nonstop2h 49m

$279

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Sat 4/25

10:05 pm-12:45 am

Nonstop2h 40m

Chicago O'Hare Intl

Mon 4/27

10:45 pm-1:48 am

Nonstop3h 03m

$282

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Tue 5/12

2:45 pm-9:20 pm

1 stop6h 35m

Chicago O'Hare Intl

Thu 5/14

11:09 am-6:27 pm

1 stop7h 18m

$283

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Wed 7/29

5:30 am-10:37 am

1 stop5h 07m

Chicago O'Hare Intl

Wed 7/29

3:22 pm-9:24 pm

1 stop6h 02m

$299

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Fri 7/17

11:32 am-6:29 pm

1 stop6h 57m

Chicago O'Hare Intl

Mon 7/20

8:03 am-1:33 pm

1 stop5h 30m

$309

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Thu 5/21

11:34 am-6:05 pm

1 stop6h 31m

Chicago O'Hare Intl

Fri 5/22

6:05 pm-11:54 pm

1 stop5h 49m

$317

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/28

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3

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

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 George Bush Intcntl to O'Hare Intl in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
Super.comPrice Accuracy-Trust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust 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 Houston George Bush Intcntl Airport-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Chicago O'Hare Intl 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 Houston George Bush Intcntl Airport-Chicago O'Hare Intl 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 George Bush Intcntl to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from George Bush Intcntl 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 Houston George Bush Intcntl Airport to Chicago O'Hare Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from George Bush Intcntl to O'Hare Intl. Price data was last updated on April 2, 2026.

The best time to book flights from Houston George Bush Intcntl Airport to Chicago O'Hare Intl Airport is 42 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, September is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Chicago O'Hare Intl Airport (average of $60). Flying from Houston George Bush Intcntl Airport to Chicago O'Hare Intl Airport in July is currently the most expensive (average of $130). 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 IAH to ORD?

Find hourly flight availability from George Bush Intcntl to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2026.

When flying from Houston George Bush Intcntl Airport to Chicago O'Hare Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 69% versus a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from George Bush Intcntl to O'Hare Intl. Price data was last updated on March 28, 2026.

Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Chicago O'Hare Intl Airport flight should consider departing on Wednesday evenings 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 Houston George Bush Intcntl Airport to Chicago O'Hare Intl Airport?

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated April 2, 2026.
See what other customers who have flown with United Airlines,American Airlines, andSpirit Airlines from Houston George Bush Intcntl Airport to Chicago O'Hare Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,537 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Crew

8.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,537 reviews
United Airlines
7.4
Good
9,537 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Crew

8.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.1
Good
11,553 reviews
United Airlines
7.4
Good
9,537 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Crew

8.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Spirit Airlines
6.3
Okay
8,579 reviews
United Airlines
7.4
Good
9,537 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Crew

8.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Frontier
5.7
Fair
3,003 reviews
United Airlines
7.4
Good
9,537 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Crew

8.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to O'Hare Intl. 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 Houston George Bush Intcntl Airport to Chicago O'Hare Intl Airport?

    Airlines like Delta and United Airlines fly from Houston George Bush Intcntl Airport to Chicago O'Hare Intl Airport in about 2h 41m. The time it takes to get you to your destination can typically vary by up to 3h 25m. The distance from Houston George Bush Intcntl Airport to Chicago O'Hare Intl Airport is about 926 mi. This flight may include one or multiple stops.

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

    Currently priced at $64, Frontier will fly you from Houston George Bush Intcntl Airport to Chicago O'Hare Intl Airport and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Spirit Airlines and American Airlines - these airlines can fly you to your destination from $73 and $166, respectively. Frontier is 73% cheaper than the average price of flights available within the next 90 days to this destination.

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

    $42 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and American Airlines, with prices starting from $46 and $78, respectively.

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

    Before booking your flight to Chicago O'Hare Intl Airport from Houston George Bush Intcntl Airport, check out the most reliable airlines to get you to your destination on time: CommutAir (100%), Royal Jordanian (86%), Japan Airlines( 85%).

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

    On average you can expect to pay $822 for a flight from Houston George Bush Intcntl Airport to Chicago O'Hare Intl Airport. The cheapest flight overall is $90 while the most popular route, (Houston George Bush Intcntl - Chicago O'Hare Intl) is currently priced at $72.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from George Bush Intcntl to O'Hare Intl 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 Houston George Bush Intcntl Airport to Chicago O'Hare Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Chicago O'Hare Intl Airport (average of $60). Flying from Houston George Bush Intcntl Airport to Chicago O'Hare Intl Airport in July is currently the most expensive (average of $130). 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 Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Gurnee
Naperville
Lake Geneva
Hoffman Estates
Delavan
Downers Grove
Des Plaines
Elgin
Oakbrook Terrace
South Holland
Elk Grove Village
Libertyville
Warrenville
Oak Brook
Bridgeview
Beloit
Great Lakes
Lansing

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Alternative routes for George Bush Intcntl to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to O'Hare Intl flights
George Bush Intcntl to Midway flights
Hobby to Midway flights

Top 4 airlines flying from George Bush Intcntl to O'Hare Intl

Discover the top 4 airlines that operate flights from George Bush Intcntl to O'Hare Intl. 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 April 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$64Average$166FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$73Average$164FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$166Average$271FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$178Average$370FlexibilityNo cancel feeOn-time69%

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