ORD - IAH

£82 Find Cheap Flights from Chicago to Houston

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Chicago to George Bush Intcntl departing on 25/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Houston George Bush Intcntl Airport

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Chicago to Houston, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Chicago to Houston, as well as popular online travel agencies
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Everything you should know

Cheapest return fare
£159
Overall average: £177
United Airlines
Sat 25/4Sat 25/4
ORD - IAH • Direct
Cheapest one-way flight
£82
Typical prices: £66-£160
United Airlines
Sat 25/4
ORD - IAH • Direct
Advice from real travellers
AI-powered summary based on content written by travel experts. AI can make mistakes.
Choose Economy Plus on United for extra legroom.
Expect long security lines at Chicago O'Hare Intl.
Expert advice
Expert advice
Expert advice
Expert advice
Direct flights
Every day
You can fly direct with American Airlines, Frontier, and others. Average duration is 3h 01m
Direct flights
Direct flights
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Direct flights
Direct flights
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When to book
3 weeks
in advance
Our data shows that travellers who book at least 3 weeks in advance save around 34% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
August
Cheapest • 21% price drop
March
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
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KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to George Bush Intcntl!
Flight Deals
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Expert advice
Flight Deals

Cheap Flights from Chicago to George Bush Intcntl (ORD-IAH)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Chicago to George Bush Intcntl that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Chicago to George Bush Intcntl

Sat, 25 Apr - Sat, 25 Apr
United Airlines Logo
10:35 - 13:38
ORD
-
IAH
3h 03mdirect
United Airlines Logo
17:25 - 20:15
IAH
-
ORD
2h 50mdirect
£159United Airlines
Sat, 25 Apr - Sat, 2 May
United Airlines Logo
12:43 - 15:49
ORD
-
IAH
3h 06mdirect
United Airlines Logo
20:26 - 23:14
IAH
-
ORD
2h 48mdirect
£163United Airlines
Thu, 18 Jun - Sun, 21 Jun
Frontier Logo
17:29 - 20:57
ORD
-
IAH
3h 28mdirect
Frontier Logo
21:52 - 00:42
IAH
-
ORD
2h 50mdirect
£172Frontier
Sat, 25 Apr - Sat, 2 May
Delta Logo
17:04 - 22:54
ORD
-
IAH
5h 50m
1 stop
Delta Logo
05:20 - 10:19
IAH
-
ORD
4h 59m
1 stop
£178Delta
Tue, 14 Apr - Sat, 18 Apr
Delta Logo
17:04 - 22:54
ORD
-
IAH
5h 50m
1 stop
Delta Logo
10:41 - 18:11
IAH
-
ORD
7h 30m
1 stop
£193Delta
Sat, 11 Apr - Sat, 18 Apr
Delta Logo
17:40 - 22:59
ORD
-
IAH
5h 19m
1 stop
Delta Logo
05:20 - 12:49
IAH
-
ORD
7h 29m
1 stop
£204Delta
Wed, 27 May - Tue, 2 Jun
United Airlines Logo
06:30 - 09:19
ORD
-
IAH
2h 49mdirect
United Airlines Logo
20:25 - 23:14
IAH
-
ORD
2h 49mdirect
£206United Airlines
Tue, 14 Apr - Tue, 14 Apr
Delta Logo
05:15 - 11:14
ORD
-
IAH
5h 59m
1 stop
Delta Logo
17:00 - 22:21
IAH
-
ORD
5h 21m
1 stop
£208Delta
Thu, 21 May - Mon, 25 May
United Airlines Logo
21:21 - 00:15
ORD
-
IAH
2h 54mdirect
United Airlines Logo
22:08 - 00:45
IAH
-
ORD
2h 37mdirect
£209United Airlines
Sat, 25 Apr - Tue, 5 May
United Airlines Logo
14:05 - 17:11
ORD
-
IAH
3h 06mdirect
United Airlines Logo
20:26 - 23:15
IAH
-
ORD
2h 49mdirect
£211United Airlines
Booking Insights

KAYAK’s insights & trends for Chicago to George Bush Intcntl flights

Get data-powered insights and trends into flights from Chicago to George Bush Intcntl to help you find the cheapest flights, the best time to fly and much more.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport is August, where tickets cost £136 (return) on average. On the other hand, the most expensive months are March and January, where the average cost of round-trip tickets is £243 and £189 respectively.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport, you should book around 3 weeks before departure, which saves you about 34% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 16 weeks before departure.

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Expert advice

Expert advice for your flight from Chicago to George Bush Intcntl

 
AI-powered summary based on content written by travel experts. AI can make mistakes.
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on American 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, 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.

Read more
Stefanie Waldek

Stefanie Waldek

Expert on Frontier, United Airlines and ORD

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or out at sea, likely en route to Antarctica or the Arctic.

Read more
Joe Cortez

Joe Cortez

Expert on Spirit Airlines

Joe Cortez is a seasoned managing editor in aviation with over a decade of industry experience. His work has been featured on prominent platforms such as FlyerTalk and TripSavvy, establishing him as a respected voice in aviation journalism.

Read more
John Walton

John Walton

Expert on IAH

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more

Good to know - Cheap tickets from Chicago to Houston

Low seasonSeptember
Cheapest flight£82
Best time to beat the crowds (14% less expensive on average)
Most popular time to fly (41% more expensive on average)
Flight from Chicago to Houston

When to book flights from Chicago to George Bush Intcntl

Are your dates flexible? Find out the best times to travel from Chicago to George Bush Intcntl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Chicago to Houston flights

  • What are the transport options from George Bush Intercontinental Airport (IAH)?

    A very quick and convenient way to travel from the airport to the downtown area utilizing public transportation is to travel on the line 102 bus operated by Metropolitan Transit Harris County, that can have travelers from the airport to the downtown area in around 50 minutes.

  • Are there shower facilities at George Bush Intercontinental Airport?

    Travelers will find that there are shower services available in the Centurion Lounge that has a location in Terminal D. There is also an Xpress Spa Location that sits near gate A17 and offers a great menu of spa services for tired travelers.

  • Are there any hotels at George Bush Intercontinental Airport?

    The Houston Airport Marriott at George Bush Intercontinental sits right adjacent to all the terminal buildings at the airport, and passengers can access this hotel after their flight using the complementary underground tram service. This hotel also offers a free shuttle service between its property and the terminal buildings at the airport.

  • Where are the car rental providers at George Bush Intercontinental Airport?

    Because this airport offers a rental car center that operates 24h per day, it is easy to find whichever rental car company you plan on using upon your arrival. Shuttle buses run from all of the terminal buildings at the airport about every 5 minutes, and you'll see clearly marked areas at each terminal building showing where shuttle buses make their stops.

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

    In the last 3 days, the lowest price for a flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport was £82 for a one-way ticket and £159 for a return.

  • Which airlines offer Wi-Fi service onboard planes from Chicago to Houston?

    American Airlines, and JetBlue offer inflight Wi-Fi service on the Chicago to Houston flight route.

  • Which aircraft models fly most regularly from Chicago to Houston?

    The Airbus A321neo is the aircraft model that flies most regularly on the Chicago to Houston flight route.

  • On which days can I fly direct from Chicago to Houston?

    There are direct flights from Chicago to Houston on a daily basis.

  • How does KAYAK find such low prices on flights from Chicago to Houston?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Chicago to Houston.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Chicago to Houston?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Houston from Chicago is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Chicago to Houston?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Houston with an airline and back to Chicago with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Chicago to Houston?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Houston from Chicago up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport

  • When travelers are looking for a convenient way to get from the center of Chicago to the Chicago O'Hare International Airport (ORD), a fine choice is the Blue Line train operated by the Chicago Transit Authority, that makes this trip in around 42 minutes.
  • Travelers that plan on parking their own vehicle at the Chicago O'Hare International Airport will find that this airport offers a wide variety of parking choices, including the very convenient valet option right at the main terminal building drop-off point. Travelers that are looking for a more economical parking option should choose Economy Lots G, F, or H which offer a much lower rate for parking on a daily basis.
  • For those passengers traveling with a pet or a service animal through the Chicago O'Hare International Airport, it is good to know that this airport offers six animal relief areas, with four of the areas being outside and two being inside of the airport. The two indoor locations both sit within Terminal 3.
  • For moms who are nursing and traveling from the Chicago O'Hare International Airport, you will find that this airport offers 15 different nursing rooms and lactation pods throughout the airport facilities as well as at the multi-modal facility offsite from the airport.
  • Parents that are traveling with their children through the Chicago O'Hare International Airport will to know that the airport offers a family lounge in terminal two that provides a designated space where kids can play. There is also plenty of comfortable seating as well as charging stations, plus there is stroller parking as well. During certain times of the year, you will even find live entertainment in this area.

Prefer to fly direct from Chicago to Houston?

 
Direct data is based off flight results for the next 60 days. Find direct flights from all airlines flying direct from Chicago O'Hare Intl to Houston George Bush Intcntl.
Find which airlines fly direct from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport, which days they fly and book direct flights.

Direct departures

Chicago O'Hare Intl to Houston George Bush Intcntl

Monday

American Airlines,Frontier,Spirit Airlines, +1 more

American Airlines,Frontier, +2 more

Tuesday

American Airlines,Frontier,Spirit Airlines, +1 more

American Airlines,Frontier, +2 more

Wednesday

American Airlines,Frontier,Spirit Airlines, +1 more

American Airlines,Frontier, +2 more

Thursday

American Airlines,Frontier,Spirit Airlines, +1 more

American Airlines,Frontier, +2 more

Friday

American Airlines,Frontier,Spirit Airlines, +1 more

American Airlines,Frontier, +2 more

Saturday

American Airlines,Frontier,Spirit Airlines, +1 more

American Airlines,Frontier, +2 more

Sunday

American Airlines,Frontier,Spirit Airlines, +1 more

American Airlines,Frontier, +2 more

See more direct flights

Direct returns

Houston George Bush Intcntl to Chicago O'Hare Intl

Monday

American Airlines,Frontier,Spirit Airlines, +1 more

American Airlines,Frontier, +2 more

Tuesday

American Airlines,Frontier,Spirit Airlines, +1 more

American Airlines,Frontier, +2 more

Wednesday

American Airlines,Frontier,Spirit Airlines, +1 more

American Airlines,Frontier, +2 more

Thursday

American Airlines,Frontier,Spirit Airlines, +1 more

American Airlines,Frontier, +2 more

Friday

American Airlines,Frontier,Spirit Airlines, +1 more

American Airlines,Frontier, +2 more

Saturday

American Airlines,Frontier,Spirit Airlines, +1 more

American Airlines,Frontier, +2 more

Sunday

American Airlines,Frontier,Spirit Airlines, +1 more

American Airlines,Frontier, +2 more

See more direct flights

Everything you need to know for your flight from Chicago to George Bush Intcntl

Information on your arrival and departure airports

Chicago (ORD)
George Bush Intcntl (IAH)