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$46+ Cheap flights from George Bush Intcntl (IAH) to Chicago (CHI)

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — CHI
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Houston George Bush Intcntl to Chicago are usually found in September or November, booked 84 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from George Bush Intcntl to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Chicago (CHI). 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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$87
(Cheapflightsfares)

One-way from

$46
(Frontier)

Popular in

March

Cheapest in

September

Average price

$197

Good round-trip deal

$96 or less

Good one-way deal

$69 or less
Provider with most accurate pricing for Houston George Bush Intcntl-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Chicago (CHI) flights.
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From Houston George Bush Intcntl to Chicago (CHI)
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One-way flight from Houston George Bush Intcntl to Chicago (CHI)
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Highest demand for flights based on searches. 14% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Houston George Bush Intcntl to Chicago (CHI).
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Price to beat on a one-way flight from Houston George Bush Intcntl to Chicago (CHI).
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Find flight deals from George Bush Intcntl to Chicago

Cheapest flights from George Bush Intcntl to Chicago
Explore the most affordable flight options available from George Bush Intcntl to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 2/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/511:10 amIAH - ORD
1 stop7h 16mSpirit Airlines
Wed 3/127:42 pmORD - IAH
1 stop12h 18mSpirit Airlines
Deal found 2/19$87
This Cheapflightsfares deal was found by Cheapflights users on 2/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/711:15 amIAH - MDW
Nonstop2h 31mFrontier
Wed 3/129:25 amMDW - IAH
Nonstop2h 50mFrontier
Deal found 2/19$87
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 3/2411:38 amIAH - ORD
Nonstop2h 43mMultiple Airlines
Sun 4/66:30 amORD - IAH
Nonstop3h 06mMultiple Airlines
Deal found 2/19$89
This Frontier deal was found by Cheapflights users on 2/19. 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.
Tue 4/1511:19 amIAH - ORD
Nonstop2h 46mFrontier
Mon 4/286:30 amORD - IAH
1 stop9h 25mFrontier
Deal found 2/19$94
This Delta deal was found by Cheapflights users on 2/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/256:00 amIAH - ORD
1 stop7h 45mDelta
Mon 4/75:30 pmORD - IAH
1 stop6h 35mDelta
Deal found 2/19$217
This Delta deal was found by Cheapflights users on 2/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/255:03 pmIAH - MDW
1 stop5h 20mDelta
Mon 4/72:57 pmMDW - IAH
1 stop7h 10mDelta
Deal found 2/19$217
This Kissandfly.com deal was found by Cheapflights users on 2/19. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/75:44 pmIAH - MDW
1 stop6h 14mMultiple Airlines
Sat 3/812:45 pmMDW - IAH
2 stops20h 26mMultiple Airlines
Deal found 2/19$252
This Mytrip deal was found by Cheapflights users on 2/18. 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.
Thu 3/1311:00 amIAH - RFD
1 stop9h 47mMultiple Airlines
Sun 3/169:37 pmRFD - IAH
1 stop16h 32mMultiple Airlines
Deal found 2/18$358

Find flights from George Bush Intcntl to Chicago within your budget

Customize your flight search to find flights from George Bush Intcntl to Chicago 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 February 20, 2025.

Fly from

George Bush Intcntl

Fly to

Chicago

Route

Depart

Return

Price

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Wed 3/5

11:10 am-6:26 pm

1 stop7h 16m

Chicago O'Hare Intl

Wed 3/12

7:42 pm-8:00 am

1 stop12h 18m

$87

HoustonChicago

IAH - MDW

IAHMDW

Houston George Bush Intcntl

Fri 3/7

11:15 am-1:46 pm

Nonstop2h 31m

Chicago Midway

Wed 3/12

9:25 am-12:15 pm

Nonstop2h 50m

$87

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Mon 3/24

11:38 am-2:21 pm

Nonstop2h 43m

Chicago O'Hare Intl

Sun 4/6

6:30 am-9:36 am

Nonstop3h 06m

$89

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Tue 4/15

11:19 am-2:05 pm

Nonstop2h 46m

Chicago O'Hare Intl

Mon 4/28

6:30 am-3:55 pm

1 stop9h 25m

$94

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Tue 3/25

6:00 am-1:45 pm

1 stop7h 45m

Chicago O'Hare Intl

Mon 4/7

5:30 pm-12:05 am

1 stop6h 35m

$217

HoustonChicago

IAH - MDW

IAHMDW

Houston George Bush Intcntl

Tue 3/25

9:50 am-4:14 pm

1 stop6h 24m

Chicago Midway

Wed 4/9

9:52 am-3:55 pm

1 stop6h 03m

$217

HoustonChicago

IAH - MDW

IAHMDW

Houston George Bush Intcntl

Fri 3/7

5:44 pm-11:58 pm

1 stop6h 14m

Chicago Midway

Sat 3/8

12:45 pm-9:11 am

2 stops20h 26m

$252

HoustonChicago

IAH - RFD

IAHRFD

Houston George Bush Intcntl

Thu 3/13

11:00 am-8:47 pm

1 stop9h 47m

Chicago Greater Rockford

Sun 3/16

9:37 pm-2:09 pm

1 stop16h 32m

$358

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Mon 5/5

4:44 pm-7:28 pm

Nonstop2h 44m

$46

HoustonChicago

IAH - MDW

IAHMDW

Houston George Bush Intcntl

Mon 4/28

7:40 pm-10:09 pm

Nonstop2h 29m

$46

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 19 results
1
2

Compare providers for flights from George Bush Intcntl to Chicago

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 Chicago in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*2 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
FlightnetworkPrice Accuracy-Trust 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 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 flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Chicago 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 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 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 Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago 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.

Travel insights for flights from George Bush Intcntl to Chicago

Get recent, data-driven insights about flights from George Bush Intcntl to Chicago including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from George Bush Intcntl to Chicago. Price data was last updated on February 14, 2025.

To ensure you get the cheapest price possible for a flight from Houston George Bush Intcntl Airport to Chicago, you should look to book at least 84 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Chicago (average of $245). Flying from Houston George Bush Intcntl Airport to Chicago in March is currently the most expensive (average of $321). 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 CHI?

Find hourly flight availability from George Bush Intcntl to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

When flying from Houston George Bush Intcntl Airport to Chicago, 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 79% versus a flight at noon.

What is the cheapest day to fly from Houston George Bush Intcntl Airport to Chicago?

Use this chart to determine the cheapest time to fly round-trip from George Bush Intcntl to Chicago. Price data was last updated on February 16, 2025.

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

Weekly flight availability from Houston George Bush Intcntl Airport to Chicago

Explore weekly flight availability from George Bush Intcntl to Chicago. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 20, 2025.

The most flights from IAH to CHI are scheduled on a Thursday (49 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (19 on average).

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated February 20, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and United Airlines from Houston to Chicago by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,691 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,691 reviews
Alaska Airlines
8.0
Very good
9,691 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,227 reviews
Alaska Airlines
8.0
Very good
9,691 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,771 reviews
Alaska Airlines
8.0
Very good
9,691 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,691 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Spirit Airlines
6.3
Okay
8,013 reviews
Alaska Airlines
8.0
Very good
9,691 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Spirit Airlines, at $87, was found to be the cheapest airline from Houston George Bush Intcntl Airport to Chicago.Alternate airlines to your destination round-trip include Frontier and Delta. Spirit Airlines is currently priced 51% below the average price you’ll pay for this route.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $46. Users have also found prices from $51 and $109 on Spirit Airlines and Delta, respectively.

  • What are the most popular routes from Houston George Bush Intcntl Airport to Chicago?

    Most travelers choose Houston George Bush Intcntl - Chicago O'Hare Intl, Houston George Bush Intcntl - Chicago Midway or Houston George Bush Intcntl - Chicago Greater Rockford when deciding on the best route from Houston George Bush Intcntl Airport to Chicago.

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

    Before booking your flight to Chicago from Houston George Bush Intcntl Airport, check out the most reliable airlines to get you to your destination on time: Lufthansa (87%), ANA (86%), Brussels Airlines( 84%).

  • What are the cheapest flights from Houston George Bush Intcntl Airport to Chicago?

    Looking for the cheapest flight from Houston George Bush Intcntl Airport to Chicago? While on average our users pay $866, our data indicates the cheapest price to be $47. The most popular route (Houston George Bush Intcntl - Chicago O'Hare Intl), is priced around $43.

  • Can I find deals for flights from George Bush Intcntl to Chicago that include hotel bookings?

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

  • How can I find direct flights from George Bush Intcntl to Chicago?

    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 Chicago.

  • Can I find deals for business class flights from George Bush Intcntl to Chicago?

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Chicago 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?

    Currently, August is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Chicago (average of $245). Flying from Houston George Bush Intcntl Airport to Chicago in March is currently the most expensive (average of $321). 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
Merrillville
New Buffalo
Hammond
Benton Harbor
Porter
Lansing
Valparaiso
Chesterton

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Top 5 airlines flying from George Bush Intcntl to Chicago

Discover the top 5 airlines that operate flights from George Bush Intcntl to Chicago. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$46Average$140FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$67Average$142FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$140Average$324FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$144Average$241FlexibilityNo cancel feeOn-time71%
DeltaCheapest$196Average$406FlexibilityNo cancel feeOn-timeN/A
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