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Cheap flights from Chicago to Houston George Bush Intcntl Airport from $48

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Houston George Bush Intcntl Airport departing on 5/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Chicago to Houston.
Frontier Logo
12:21 pm - 3:18 pmMDW-IAH
2h 57mnonstop
Frontier Logo
10:40 am - 1:17 pmIAH-MDW
2h 37mnonstop
$98Frontier
Find Deal
Wed, May 14 - Wed, May 21
Frontier Logo
12:21 pm - 3:18 pmMDW-IAH
2h 57mnonstop
Frontier Logo
7:40 pm - 10:13 pmIAH-MDW
2h 33mnonstop
$100Frontier
Find Deal
Wed, May 7 - Mon, May 12
Spirit Airlines Logo
9:04 pm - 11:54 pmORD-IAH
2h 50mnonstop
Spirit Airlines Logo
5:00 am - 7:40 amIAH-ORD
2h 40mnonstop
$106Spirit Airlines
Find Deal
Fri, May 2 - Sun, May 4
Spirit Airlines Logo
9:04 pm - 11:54 pmORD-IAH
2h 50mnonstop
Spirit Airlines Logo
5:00 am - 7:40 amIAH-ORD
2h 40mnonstop
$109Spirit Airlines
Find Deal
Fri, May 2 - Sun, May 4
 Logo
1:00 pm - 3:53 pmORD-IAH
2h 53mnonstop
 Logo
7:54 pm - 10:39 pmIAH-ORD
2h 45mnonstop
Fri, May 9 - Mon, May 12
 Logo
6:00 am - 8:53 amORD-IAH
2h 53mnonstop
 Logo
9:10 am - 11:50 amIAH-ORD
2h 40mnonstop
Sun, May 4 - Sun, May 11
United Airlines Logo
3:52 pm - 6:55 pmORD-IAH
3h 03mnonstop
United Airlines Logo
8:25 pm - 11:13 pmIAH-ORD
2h 48mnonstop
$214United Airlines
Find Deal
Tue, Apr 22 - Wed, Apr 30
American Airlines Logo
1:22 pm - 4:17 pmORD-IAH
2h 55mnonstop
American Airlines Logo
6:25 am - 9:05 amIAH-ORD
2h 40mnonstop
$218American Airlines
Find Deal
Tue, Apr 29 - Thu, May 1
American Airlines Logo
8:25 pm - 11:25 pmORD-IAH
3h 00mnonstop
American Airlines Logo
9:08 am - 2:15 pmIAH-ORD
5h 07m1 stop
$224American Airlines
Find Deal
Wed, Apr 23 - Wed, Apr 30
United Airlines Logo
2:18 pm - 5:21 pmORD-IAH
3h 03mnonstop
United Airlines Logo
6:40 pm - 9:28 pmIAH-ORD
2h 48mnonstop
$273United Airlines
Find Deal
Fri, Apr 18 - Tue, Apr 22

Frontier flights from Chicago to Houston George Bush Intcntl Airport

Our best Frontier deals on Chicago to Houston George Bush Intcntl Airport flight tickets
Frontier
May 14
MDW12:21 pmChicago Midway
2h 57m
IAH3:18 pmHouston George Bush Intcntl
May 21
IAH10:40 amHouston George Bush Intcntl
2h 37m
MDW1:17 pmChicago Midway
Frontier
May 7
MDW12:21 pmChicago Midway
2h 57m
IAH3:18 pmHouston George Bush Intcntl
May 12
IAH7:40 pmHouston George Bush Intcntl
2h 33m
MDW10:13 pmChicago Midway
Frontier
May 7
MDW12:21 pmChicago Midway
2h 57m
IAH3:18 pmHouston George Bush Intcntl
May 12
IAH7:40 pmHouston George Bush Intcntl
2h 33m
MDW10:13 pmChicago Midway

Spirit Airlines flights from Chicago to Houston George Bush Intcntl Airport

Our best Spirit Airlines deals on Chicago to Houston George Bush Intcntl Airport flight tickets
Spirit Airlines
May 2
ORD9:04 pmChicago O'Hare Intl
2h 50m
IAH11:54 pmHouston George Bush Intcntl
May 4
IAH5:00 amHouston George Bush Intcntl
2h 40m
ORD7:40 amChicago O'Hare Intl
Spirit Airlines
May 2
ORD9:04 pmChicago O'Hare Intl
2h 50m
IAH11:54 pmHouston George Bush Intcntl
May 4
IAH5:00 amHouston George Bush Intcntl
2h 40m
ORD7:40 amChicago O'Hare Intl
Spirit Airlines
Apr 29
ORD7:47 pmChicago O'Hare Intl
12h 09m
1 stop
IAH7:56 amHouston George Bush Intcntl
May 1
IAH5:13 pmHouston George Bush Intcntl
2h 46m
ORD7:59 pmChicago O'Hare Intl

See travel insights to Houston from

How to get the cheapest flight ticket from Chicago to Houston George Bush Intcntl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Chicago and Houston George Bush Intcntl Airport?

What is the cheapest month to fly to Houston George Bush Intcntl Airport?

The month of August is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Chicago, with most prices found around $111. If you are unable to visit Houston George Bush Intcntl Airport during the month of August, then departing from Chicago during the month September is also very affordable. Most momondo users find prices during this month for around $146.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from Chicago to Houston George Bush Intcntl Airport is on a Friday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Friday will often find tickets for as low as $261. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Sunday is $435.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest Chicago to Houston George Bush Intcntl Airport flights are usually those with departure times in the evening. Our users have found flights to Houston George Bush Intcntl Airport in the evening for as low as $278. Try not to purchase tickets in the morning because they tend to be around $331. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Chicago to Houston George Bush Intcntl flight route?

Fly from Chicago O'Hare Intl to Houston George Bush Intcntl for the best Chicago - Houston George Bush Intcntl flight prices

How far in advance should I book a flight to Houston George Bush Intcntl Airport?

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from Chicago when booking 5 weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around $219 when searching 5 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from Chicago for as low as $180 on momondo.

What cabin class options are available on Chicago to Houston George Bush Intcntl flights?

There are 4 cabin classes available to choose from on Chicago to Houston George Bush Intcntl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Chicago to Houston George Bush Intcntl Airport flight prices changed over time?

As of April 2025, prices for Chicago to Houston George Bush Intcntl Airport flights are approximately 30% cheaper when compared to flights at the same time last year.

When to book flights from Chicago to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Houston George Bush Intcntl Airport (CHI to IAH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Houston George Bush Intcntl Airport

Best Price Found

$48

Fastest flight time

2h 44m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from Chicago in the past 72 hours is $48. The best round-trip flight deal from Chicago to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $98.
The fastest flight from Chicago to Houston George Bush Intcntl Airport takes 2h 44m
Direct flights go from Chicago to Houston George Bush Intcntl Airport every day.

  • How far is Chicago to Houston George Bush Intcntl by plane?

    Chicago and Houston George Bush Intcntl are 926.3 mi apart from one another. In terms of flight time, this usually takes a little over 2h 44m.

  • When did momondo last update prices for flights from Chicago to Houston George Bush Intcntl Airport?

    Prices for flights from Chicago to Houston George Bush Intcntl Airport refresh daily.

  • How many operators does momondo search for flights from Chicago to Houston George Bush Intcntl Airport?

  • How old do you have to be to fly from Chicago to Houston George Bush Intcntl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The travel and health documents you'll need for your trip to Houston George Bush Intcntl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston George Bush Intcntl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Chicago to Houston George Bush Intcntl Airport?

  • What is the most popular airline from Chicago to Houston George Bush Intcntl Airport?


Best airlines flying from Chicago to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Chicago to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $58Free CancellationRating
5.9
3,277 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $70Free CancellationRating
6.3
7,890 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $154Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $176Free CancellationRating
7.4
8,619 reviews
Search United Airlines flights
DeltaPriceFrom $256Free CancellationRating
8.0
7,897 reviews
Search Delta flights
  • United Airlines Flights From Chicago to Houston George Bush Intcntl Airport

    The lowest priced United Airlines flight from Chicago to Houston George Bush Intcntl Airport from the last 72 hours was $176. Generally, United Airlines has 61 flights on this route every week with an average price of $364. United Airlines is rated 7.4/10 by our users.

  • American Airlines Flights From Chicago to Houston George Bush Intcntl Airport

    The best American Airlines deal for Chicago to Houston George Bush Intcntl Airport flight tickets found on momondo in the last 72 hours was $154, round-trip. It should be noted that an average American Airlines flight deal for this route in this time was higher, at $250 round-trip. American Airlines operates 5 flights out of Chicago into Houston George Bush Intcntl Airport in an average week, so prices vary by time and availability. 10,000 American Airlines reviews by users on momondo have scored the airline at 7.2/10.


Traveling to a place near Houston?

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

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Houston?

It is quick and easy to find Chicago to Houston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Houston that suits you.

Can I find flights from Chicago to Houston with flexible booking policies on momondo?

momondo does allow users to show only those flights to Houston from Chicago which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Chicago to Houston?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Houston.

I’m not ready to book a flight from Chicago to Houston right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Chicago to Houston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Houston and let you know when they change.


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