£74 Cheap Flights from Chicago (ORD) to Houston (IAH)

View £74 flight on Mon, 25 May 2026Opens in a new window

Popular airlines from Chicago O'Hare International Airport (ORD) to George Bush Intercontinental Airport (IAH)

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Cheap Flights from Chicago (ORD) to Houston (IAH)

Prices were available within the past 7 days and start at £74 for one-way flights and £147 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 1 Sept - Tue, 15 Sept
ORD
Chicago
IAH
Houston
£147 Return, found 3 days ago
£147
Return
found 3 days ago
Select Delta flight, departing Tue, 1 Sept from Chicago to Houston, returning Tue, 15 Sept, priced at £147 found 3 days ago
Delta
Mon, 17 Aug - Tue, 1 Sept
ORD
Chicago
IAH
Houston
£160 Return, found 3 days ago
£160
Return
found 3 days ago
Select Delta flight, departing Mon, 17 Aug from Chicago to Houston, returning Tue, 1 Sept, priced at £160 found 3 days ago
Delta
Mon, 17 Aug - Sat, 29 Aug
ORD
Chicago
IAH
Houston
£174 Return, found 3 days ago
£174
Return
found 3 days ago
Select Delta flight, departing Mon, 17 Aug from Chicago to Houston, returning Sat, 29 Aug, priced at £174 found 3 days ago
Delta
Fri, 21 Aug - Tue, 8 Sept
ORD
Chicago
IAH
Houston
£182 Return, found 3 days ago
£182
Return
found 3 days ago
Select Delta flight, departing Fri, 21 Aug from Chicago to Houston, returning Tue, 8 Sept, priced at £182 found 3 days ago
Delta
Wed, 22 Jul - Tue, 11 Aug
ORD
Chicago
IAH
Houston
£184 Return, found 3 days ago
£184
Return
found 3 days ago
Select Delta flight, departing Wed, 22 Jul from Chicago to Houston, returning Tue, 11 Aug, priced at £184 found 3 days ago
Delta
Tue, 12 May - Sun, 24 May
ORD
Chicago
IAH
Houston
£185 Return, found 3 days ago
£185
Return
found 3 days ago
Select Delta flight, departing Tue, 12 May from Chicago to Houston, returning Sun, 24 May, priced at £185 found 3 days ago
United
Wed, 12 Aug - Thu, 3 Sept
ORD
Chicago
IAH
Houston
£205 Return, found 3 days ago
£205
Return
found 3 days ago
Select United flight, departing Wed, 12 Aug from Chicago to Houston, returning Thu, 3 Sept, priced at £205 found 3 days ago
American Airlines
Thu, 23 Jul - Thu, 30 Jul
ORD
Chicago
IAH
Houston
£206 Return, found 6 days ago
£206
Return
found 6 days ago
Select American Airlines flight, departing Thu, 23 Jul from Chicago to Houston, returning Thu, 30 Jul, priced at £206 found 6 days ago
JetBlue Airways
Wed, 29 Jul - Tue, 11 Aug
ORD
Chicago
IAH
Houston
£395 Return, found 3 days ago
£395
Return
found 3 days ago
Select JetBlue Airways flight, departing Wed, 29 Jul from Chicago to Houston, returning Tue, 11 Aug, priced at £395 found 3 days ago
Alaska Airlines
Wed, 13 May - Sat, 16 May
ORD
Chicago
IAH
Houston
£420 Return, found 1 day ago
£420
Return
found 1 day ago
Select Alaska Airlines flight, departing Wed, 13 May from Chicago to Houston, returning Sat, 16 May, priced at £420 found 1 day ago

Alternative airports near Houston

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to George Bush Intercontinental IAH. Cheapest option available. Average driving time to city centre is 24 minutes. Flights from £545
IAH
George Bush Intercontinental
Cheapest
Average driving time to city centre24 min
Flights from £545

Frequently asked questions

How much is a flight from O'Hare Airport to George Bush Intercontinental Airport (IAH)?
Start packing your suitcase, because round-trip journeys from ORD to George Bush Intercontinental Airport (IAH) start from £147. That's based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can rise quickly, so book today to lock in the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from O'Hare Airport to Houston Airport?
Each air carrier has its own terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from O'Hare Intl. Airport (ORD) to George Bush Intercontinental Airport (IAH) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for O'Hare Intl. Airport (ORD) to Houston Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from ORD to IAH?
The flight distance from ORD (ORD) to Houston Airport (IAH) is only 1,500 kilometres. You'll be walking down the air bridge and grabbing your bags from the carousel before long.
Which airlines fly direct from ORD to Houston Airport?
There are a few airlines that fly straight from O'Hare Intl. Airport (ORD) to George Bush Intercontinental Airport (IAH). United Airlines (UA) is a popular choice, offering 273 flights each month. Another airline operating on this route is American Airlines (AA). You'll have 82 flights a month to select from.
Are O'Hare Intl. Airport (ORD) to IAH flight tickets cheaper when they're purchased at the last minute?
Fares from O'Hare Airport to George Bush Intercontinental Airport (IAH) are available up to a year prior to departure on Expedia. And although you may occasionally pick up a great last-minute deal, it's not something you should count on. Also, booking your flights in advance means you'll have more choices — and you can avoid ending up with the dreaded middle seat! We frequently update our fares to make sure you get the biggest bargains, so keep checking in for all the latest specials.

Frequently asked questions

How much does a flight from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental) cost?
One-way flights typically cost between £471 and £1,387 and return flights often range between £471 and £1,387. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
What is the cheapest month to fly from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
September is typically the cheapest month to fly from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental), with average return fares of approximately £319. This is about 14% lower than the average price throughout the year. September often sees lower prices as the summer travel rush ends and before the holiday season begins, leading to reduced demand. Other cheap months to fly from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental) include February and October.
Which airlines fly direct from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
Enter ORD to IAH and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
To find a cheap flight from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The best airline to fly with from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental) will differ from traveller to traveller. If you like to fly early, UA offers early morning flights. If price is the most important factor, F9 typically offers the lowest fares. UA offers the most daily flights from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
Based on booking data from the past year, the best time to fly from Chicago O'Hare International Airport (ORD) to Houston George Bush Intercontinental (IAH) depends on what you're looking for. If you're aiming for the lowest prices, September and February are typically the cheapest months, with average return flights around £319. While these might not be the most popular travel times, you can still find plenty of flight options. If you prefer to travel when there's a high volume of flights and more schedule flexibility, May and March are the most popular months, offering many choices for your journey.
How many flights per day from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
There are approximately 24 nonstop flights per day from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental). For even more choice, look at flights that include layovers, as there are around 157 connecting flights per day. Some common connection points include Dallas-Fort Worth Intl. (DFW), Seattle - Tacoma Intl. (SEA), and Hartsfield-Jackson Atlanta Intl. (ATL).
What is the earliest flight from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The earliest flight from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental) typically departs at approximately 12:05 AM local time, operated by American Airlines. This is a seasonal service active only in December. An early departure like this can help maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
You'll typically find the most flights from Chicago O'Hare International Airport (ORD) to Houston George Bush Intercontinental (IAH) on a Thursday, with around 93 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include United Airlines, American Airlines, and Delta Air Lines. Flight schedules are fairly consistent throughout the week, with Thursdays offering only slightly more options.
What are the most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The most popular departure times for flights from Chicago O'Hare International Airport (ORD) to Houston George Bush Intercontinental (IAH) are in the early morning, from 6am to 9am. This accounts for around 26% of total traffic. Many major carriers, including American Airlines, United Airlines and Delta Air Lines, offer flights during this window. Many travelers prefer these early flights to arrive in Houston with plenty of time for business or leisure activities.
How long does it take to fly from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
Direct flights from ORD to IAH usually take about 3 hours, traveling roughly 926 miles. If you opt for a connecting flight, expect to add around 5 hours 20 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
Select the "Business class" and "First class" filters when looking for ORD to IAH flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight with Expedia?
It's easy to earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Houston from O'Hare Intl. (ORD)?
When traveling from O'Hare Intl. (ORD) to Houston, you can fly into William P. Hobby (HOU) and George Bush Intercontinental (IAH). Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Portland Intl. (PDX), Nashville Intl. (BNA) before reaching Houston. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental) at the last minute?
Typically, booking a last minute flight from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight and hotel package?
Securing a Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
If you booked your Chicago, IL (ORD-O'Hare Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
O'Hare Intl.
Destination airport
George Bush Intercontinental
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways, United
Return price
£147
Distance
1481 km
Average flight time
2 hours 57 mins

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