What is the cheapest airline that flies from Chicago to Houston?

Spirit Airlines, Frontier, and Southwest are the most popular carriers operating from Chicago to Houston

How many flights depart from Chicago to Houston on average per week?

As of October 2025, 341 flights take off from Chicago and land in Houston each week. The most common flight departure day for this route is Thu, with 20% of weekly flights taking off on this day.

How many flights depart from Chicago to Houston on average per day?

48 flights are operational daily from Chicago to Houston as of October 2025. The most popular departure time for this route is 8:00PM, with 37% of flights per day taking off in the afternoon.

What airlines fly to Houston?

Frontier, Spirit Airlines and United Airlines are the top three most popular airlines that fly to Houston from Chicago according to our data. Frontier is the first choice among our users, with 29% of people opting to fly with this airline when traveling to Houston. Keep in mind that there are 6 different airlines that fly to Houston on a routine basis, so you have a few additional options to choose from.

Do you need a visa or a passport to fly from Chicago to Houston?

Because both Chicago and Houston lie within the United States, travelers that are flying aboard flights between these two cities will not need a passport nor a visa to make this trip. One thing the travelers should keep in mind is that in the very near future if you would like to make a flight on a route such as this or any other domestic flight it will be a requirement for you to present a REAL ID to travel on these type of domestic routes. One other thing to keep in mind when flying on domestic routes such as this is that you can only bring one carry-on bag and one personal bag aboard the aircraft when you make the trip.

What are the airports for flights from Chicago to Houston?

For those people that will be traveling on flights to Houston from Chicago, you have two choices for airports to use in the Chicago area. They include Chicago O' Hare International Airport (ORD) and Chicago Midway (MDW) and one of the really nice features of both of these airports is that you can travel on the Chicago Transit Authority Blue Line or Orange Line to these airports in a rather short amount of time from downtown Chicago. Your arrival airport in the Houston area will be George Bush Intercontinental Airport (IAH) and just as with the airports in Chicago the airport in Houston offers easy access from the airport to downtown aboard bus number 102 provided by Metropolitan Transit Harris County.

Do any airlines fly non-stop from Chicago to Houston?

There are three different airlines that offer direct flights from the Chicago area to the Houston area and George Bush Intercontinental Airport. They include American Airlines and United Airlines traveling on direct routes from Chicago O' Hare International Airport and Southwest Airlines offering direct flights departing from Chicago Midway and arriving at George Bush Intercontinental Airport.

What are good stopover options on the way from Chicago to Houston?

Although direct flights between the Chicago area and Houston offer the quickest way to make the trip the airports in Chicago offer one-stop options that are cheaper than nonstop options. When traveling from Chicago O' Hare International Airport you can fly on a one-stop option aboard Delta Airlines that has a layover at Detroit Metropolitan Wayne County (DTW) that will add about one hour and 30 minutes to your travel time. Delta Airlines also offers the same route with departures from Chicago Midway that will add about three hours to your travel time. Southwest Airlines also offers a one-stop flight which departs from Chicago Midway with a layover at Dallas Love Field (DAL) that will add about two hours and 30 minutes to your travel time.

When did momondo last update prices for flights from Chicago to Houston?

Prices for flights from Chicago to Houston are updated daily.

How many operators does momondo search for flights from Chicago to Houston?

The number of operators available for flights from Chicago to Houston is 6 as of October 2025.

How old do you have to be to fly from Chicago to Houston?

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.

What documentation or ID do you need to fly to Houston?

The required travel and health documents for your Houston trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Houston. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$58 Cheap Flights from Chicago to Houston in 2025/26

Q: What is the typical price of a round-trip flight between Chicago and Houston?

Prices are currently low for flights on this route. Typical prices usually range from $130 to $263. The lowest price recently found on this route was $95.

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Find the cheapest flights from Chicago to Houston

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

8:20 am - 11:10 amORD-IAH

2h 50mnonstop

10:12 am - 1:03 pmIAH-ORD

2h 51mnonstop

$95Multiple Airlines

Find Deal

Thu, Nov 20 - Thu, Nov 27

6:30 am - 9:19 amMDW-IAH

2h 49mnonstop

10:04 am - 12:37 pmIAH-MDW

2h 33mnonstop

$96Frontier

Find Deal

Thu, Oct 30 - Sat, Nov 8

3:26 pm - 12:18 amORD-IAH

8h 52m1 stop

12:13 pm - 2:51 pmIAH-ORD

2h 38mnonstop

$101Spirit Airlines

Find Deal

Wed, Nov 12 - Wed, Nov 19

8:28 am - 11:18 amORD-IAH

2h 50mnonstop

11:55 am - 2:29 pmIAH-ORD

2h 34mnonstop

$103Spirit Airlines

Find Deal

Thu, Nov 6 - Sat, Nov 8

7:35 pm - 10:25 pmMDW-HOU

2h 50mnonstop

6:40 am - 9:05 amHOU-MDW

2h 25mnonstop

$117Southwest

Find Deal

Sat, Jan 10 - Tue, Jan 13

7:30 pm - 10:15 pmMDW-HOU

2h 45mnonstop

7:45 pm - 10:10 pmHOU-MDW

2h 25mnonstop

$157Southwest

Find Deal

Sat, Dec 13 - Wed, Dec 31

4:15 pm - 11:00 pmORD-HOU

6h 45m1 stop

6:00 am - 12:04 pmHOU-ORD

6h 04m1 stop

$187Delta

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Wed, Nov 5 - Sat, Nov 15

9:51 am - 5:53 pmORD-HOU

8h 02m1 stop

2:32 pm - 10:30 pmHOU-ORD

7h 58m1 stop

$197Delta

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Tue, Nov 18 - Thu, Nov 27

8:10 am - 3:54 pmORD-HOU

7h 44m1 stop

6:37 pm - 11:37 pmHOU-ORD

5h 00m1 stop

$243American Airlines

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Tue, Nov 11 - Tue, Nov 11

4:45 pm - 11:40 pmORD-HOU

6h 55m1 stop

6:04 am - 11:03 amHOU-ORD

4h 59m1 stop

$269American Airlines

Find Deal

Thu, Feb 19 - Tue, Feb 24

Delta flights from Chicago to Houston

Our best Delta deals on Chicago to Houston flight tickets

Delta

Nov 5

ORD4:15 pmChicago O'Hare Intl

6h 45m

1 stop

HOU11:00 pmHouston Hobby

Nov 15

HOU6:00 amHouston Hobby

6h 04m

1 stop

ORD12:04 pmChicago O'Hare Intl

$187

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Delta

Nov 18

ORD9:51 amChicago O'Hare Intl

8h 02m

1 stop

HOU5:53 pmHouston Hobby

Nov 27

HOU2:32 pmHouston Hobby

7h 58m

1 stop

ORD10:30 pmChicago O'Hare Intl

$197

Find similar

Delta

Nov 8

ORD4:09 pmChicago O'Hare Intl

6h 51m

1 stop

HOU11:00 pmHouston Hobby

Nov 15

HOU2:32 pmHouston Hobby

7h 58m

1 stop

ORD10:30 pmChicago O'Hare Intl

$198

Find similar

Southwest flights from Chicago to Houston

Our best Southwest deals on Chicago to Houston flight tickets

Southwest

Jan 10

MDW7:35 pmChicago Midway

2h 50m

HOU10:25 pmHouston Hobby

Jan 13

HOU6:40 amHouston Hobby

2h 25m

MDW9:05 amChicago Midway

$117

Find similar

Southwest

Dec 13

MDW7:30 pmChicago Midway

2h 45m

HOU10:15 pmHouston Hobby

Dec 31

HOU7:45 pmHouston Hobby

2h 25m

MDW10:10 pmChicago Midway

$157

Find similar

Southwest

Nov 15

MDW7:30 pmChicago Midway

2h 45m

HOU10:15 pmHouston Hobby

Nov 19

HOU7:45 pmHouston Hobby

2h 25m

MDW10:10 pmChicago Midway

$158

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Thu 11/20

8:20 am-11:10 am

Nonstop2h 50m

Houston George Bush Intcntl

Thu 11/27

10:12 am-1:03 pm

Nonstop2h 51m

$95

ChicagoHouston

MDW - IAH

MDWIAH

Chicago Midway

Thu 10/30

6:30 am-9:19 am

Nonstop2h 49m

Houston George Bush Intcntl

Sat 11/8

10:04 am-12:37 pm

Nonstop2h 33m

$96

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Wed 11/12

3:26 pm-12:18 am

1 stop8h 52m

Houston George Bush Intcntl

Wed 11/19

12:13 pm-2:51 pm

Nonstop2h 38m

$101

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Thu 11/6

8:28 am-11:18 am

Nonstop2h 50m

Houston George Bush Intcntl

Sat 11/8

11:55 am-2:29 pm

Nonstop2h 34m

$103

ChicagoHouston

MDW - HOU

MDWHOU

Chicago Midway

Sat 1/10

7:35 pm-10:25 pm

Nonstop2h 50m

Houston Hobby

Tue 1/13

6:40 am-9:05 am

Nonstop2h 25m

$117

ChicagoHouston

MDW - HOU

MDWHOU

Chicago Midway

Sat 12/13

7:30 pm-10:15 pm

Nonstop2h 45m

Houston Hobby

Wed 12/31

7:45 pm-10:10 pm

Nonstop2h 25m

$157

ChicagoHouston

ORD - HOU

ORDHOU

Chicago O'Hare Intl

Wed 11/5

4:15 pm-11:00 pm

1 stop6h 45m

Houston Hobby

Sat 11/15

6:00 am-12:04 pm

1 stop6h 04m

$187

ChicagoHouston

ORD - HOU

ORDHOU

Chicago O'Hare Intl

Tue 11/18

9:51 am-5:53 pm

1 stop8h 02m

Houston Hobby

Thu 11/27

2:32 pm-10:30 pm

1 stop7h 58m

$197

ChicagoHouston

ORD - HOU

ORDHOU

Chicago O'Hare Intl

Tue 11/11

8:10 am-3:54 pm

1 stop7h 44m

Houston Hobby

Tue 11/11

6:37 pm-11:37 pm

1 stop5h 00m

$243

ChicagoHouston

ORD - HOU

ORDHOU

Chicago O'Hare Intl

Thu 2/19

4:45 pm-11:40 pm

1 stop6h 55m

Houston Hobby

Tue 2/24

6:04 am-11:03 am

1 stop4h 59m

$269

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago to Houston

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

Prices

Airlines

Other information

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

What is the cheapest month to fly to Houston?

The month of September is, on average, the cheapest month to fly to Houston from Chicago, with most prices found around $177. The month of January is another great option to travel to Houston, with average flight prices from Chicago averaging around $178.

What is the cheapest day to depart on your flight to Houston?

On average, the least expensive day to fly to Houston from Chicago is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $352. However, this price may fluctuate depending on the airline, the season, and holidays. 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 on Sunday is $599.

What is the cheapest time of day to depart on your flight to Houston?

Our data shows that the cheapest Chicago to Houston flights are usually those with departure times in the evening. Our users have found flights to Houston in the evening for as low as $269. Try not to purchase tickets in the morning because they tend to be around $381. 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 flight route?

Fly from Chicago Midway to Houston George Bush Intcntl for the best Chicago - Houston flight prices

How far in advance should I book a flight to Houston?

You are more likely to see cheaper flights to Houston from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around $228 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from Chicago for as low as $168 on momondo.

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

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

Cheap Chicago to Houston flight deals and tips

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

Fastest flight time	2h 30m
Direct flights	Every day
Airports in Houston	2 airports

The fastest flight from Chicago to Houston takes 2h 30m

Direct flights go from Chicago to Houston every day.

There are 2 airports near Houston: Houston George Bush Intcntl (IAH), Houston Hobby (HOU)

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How far is Chicago to Houston by plane?
There are 941.3 mi between Chicago and Houston. A reasonable flight in good conditions will take 2h 30m.
When did momondo last update prices for flights from Chicago to Houston?
Prices for flights from Chicago to Houston are updated daily.
How many operators does momondo search for flights from Chicago to Houston?
The number of operators available for flights from Chicago to Houston is 6 as of October 2025.
How old do you have to be to fly from Chicago to Houston?
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.
What documentation or ID do you need to fly to Houston?
The required travel and health documents for your Houston trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Houston. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Chicago to Houston

Compare and see reviews for airlines that fly from Chicago to Houston with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $65	Free Cancellation	Rating 5.8 3,137 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $78	Free Cancellation	Rating 6.3 8,099 reviews	Search Spirit Airlines flights
American Airlines	PriceFrom $157	Free Cancellation	Rating 7.2 11,040 reviews	Search American Airlines flights
United Airlines	PriceFrom $166	Free Cancellation	Rating 7.4 8,982 reviews	Search United Airlines flights
Southwest	PriceFrom $178	Free Cancellation	Rating 8.0 4,240 reviews	Search Southwest flights
Delta	PriceFrom $216	Free Cancellation	Rating 7.9 7,982 reviews	Search Delta flights

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 provides multiple filters to help you find the best flight to Houston from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Houston from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.