Cheap flights from Chicago to Houston (CHI - IAH)

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The best prices from Chicago to Houston are usually found in August or July, booked 19 days in advance, depart on a Wednesday or Saturday and return on a Tuesday

How to find the cheapest flight from
Chicago (CHI) to Houston (IAH)

All the information you need to plan the best CHI to IAH flight in 2021: compare Chicago to Houston flight prices with the expected peak season, weather and rainfall in Houston.
CHI - HO1
Price
$88 - $205
HO1
Temperature
53.6 - 84.2 °F
HO1
Precipitation
3.2 - 5.9 inches

Popular in

December

High demand for flights, 33% potential price rise

Cheapest in

August

Best time to find cheap flights, 36% potential price drop

Round-trip from

₪88

From Chicago All airports (CHI) to Houston

One-way from

$23

One-way flight from Chicago All airports (CHI) to Houston

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Chicago to Houston?

Leaving on a Tuesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 34% on the overall cost on flights from Chicago to Houston.

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

To save on the cost of your flight from Chicago to Houston, book at least 18 days before your planned departure. Booking around this time can save you about 21% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $128 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $164.

What is the cheapest month to fly from Chicago to Houston?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, August can be a great choice for travel to Houston. Flights to Houston from Chicago in August are about $136 on average during August, but can be found for as low as $37.

When is the cheapest time to fly from Chicago to Houston (CHI - HO1)?

It’s typically best to fly out from Chicago to Houston in the evening. Doing so could potentially save you 18% on the flight price compared to flying at noon, which is usually more expensive.

Cheap flights from Chicago to Houston in September, October 2021

The best prices found for CHI to IAH flights for September, October
16 Oct - 30 Oct
$54pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
4 Oct - 9 Oct
$57pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
5 Oct - 5 Oct
$58pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl

Chicago to Houston 2021 flight deals

Cheap flights to Houston from Chicago found for this year
16 Oct - 30 Oct
$54pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
13 Nov - 17 Nov
$55pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
10 Dec - 13 Dec
$57pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl

Non-stop flights to Houston from Chicago

Save time with Chicago to Houston direct flight deals
16 Oct - 30 Oct
$54pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
13 Nov - 17 Nov
$55pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
10 Dec - 13 Dec
$57pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl

Last minute flights from Chicago to Houston

Late deals on round-trip flights to Houston from Chicago, departing today and this week
4 Oct - 9 Oct
$57pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
5 Oct - 5 Oct
$58pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
2 Oct - 5 Oct
$59pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl

One-way flights to Houston from Chicago

The cheapest one-way flights from Chicago to Houston
6:35 am - 9:38 am
Spirit Airlines
Nonstop
3h 03m
ORD - IAH
Spirit Airlines
$23
mytrip.com
6:50 am - 9:53 am
Spirit Airlines
Nonstop
3h 03m
ORD - IAH
Spirit Airlines
$26
FlightNetwork
5:13 am - 8:14 am
Spirit Airlines
Nonstop
3h 01m
ORD - IAH
Spirit Airlines
$31
Spirit

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Chicago</span> to <span class="emphasized">Houston</span> flights.

Flight FAQs

From Chicago to Houston

Which airlines flying from Chicago to Houston have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Spirit Airlines, American Airlines, and United Airlines flying from Chicago to Houston have implemented new flexible cancellation policies.

Are flight prices decreasing from Chicago to Houston due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Chicago and Houston for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Chicago to Houston for under $100 on Cheapflights?

Yes, there are multiple flights from Chicago to Houston for under $100. The cheapest flight booked recently is on Spirit Airlines for just $54, but on average you can expect to pay $69.

Are there nonstop flights from Chicago to Houston for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Chicago to Houston under $100. A good price for a nonstop flight from Chicago to Houston is less than $70.

Are there last-minute flights available from Chicago to Houston for under $100?

There are currently 20+ open flights from Chicago to Houston within the next 7 days for less than $100.

What days are nonstop flights available from Chicago to Houston?

Nonstop flights can be found on the following days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.

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

66 flight departures from Chicago to Houston per day on average.
Early Morning (Midnight to 6am) - 3% of flight departures
Morning (6am - Noon) - 17% of flight departures
Afternoon (Noon - 6pm) - 47% of flight departures
Evening (6pm - Midnight) - 33% of flight departures

How long is the flight from Chicago to Houston?

For as low as $54, Spirit Airlines can have you in Houston from Chicago in 3h 03m. Chicago and Houston are separated by a distance of 930 mi. Most flights are nonstop.

What is the cheapest airline to fly from Chicago to Houston round-trip?

Spirit Airlines, at $54, was found to be the cheapest airline from Chicago to Houston.. Users have found that Spirit Airlines is 60% cheaper than the other options available to this destination.

What are the cheapest flights from Chicago to Houston?

The cheapest flight price from Chicago to Houston is $48. On average you can expect to pay $509. The most popular route, (Chicago O'Hare Intl - Houston Hobby), can usually be booked for $54.

What are the most popular routes from Chicago to Houston?

The most popular route from Chicago to Houston is Chicago O'Hare Intl - Houston Hobby. You may also consider Chicago O'Hare Intl - Houston George Bush Intcntl or Chicago Midway - Houston Hobby.

What are the most popular airlines that fly from Chicago to Houston?

The most popular airlines flying from Chicago to Houston are Major Airline, American Airlines and Delta. Something to consider prior to booking your flight.

What are the most reliable airlines from Chicago to Houston?

The top 3 most reliable airlines when flying from Chicago to Houston are Envoy Air (95%), Avianca (91%) and LOT (86%).

What airports serve Chicago to Houston flights?

The airports that serve flights from Chicago to Huston are limited when it comes to Chicago. Two airports will serve flights out to Houston, with those two being Chicago Midway International Airport and Chicago O’Hare International Airport. Both airports serve flights from Chicago to Houston. Houston has an array of airports to choose from as well, two being William P. Hobby Airport which is Houston’s oldest commercial airport, and George Bush Intercontinental Airport.

Which airlines fly directly from Chicago to Huston?

Airlines that are available to fly directly from Chicago to Houston is limited to mostly American Airlines. American Airlines has a majority of flights from Chicago to Houston when choosing to fly from Chicago O’Hare International Airport to William P. Hobby Airport. Flights from Chicago Midway International to George Bush Intercontinental Airport are mostly handled by Delta Airlines, with the most flights available being with Delta.

What are the stopover options between Chicago to Houston?

Stopover options vary from flights and airports chosen, with flights from Chicago Midway International Airport to George Bush Intercontinental Airport, having one stopover in a variety of locations such as Detroit, Atlanta, and Minneapolis. The flight times can range from 4h 48m-6h 50m. With flights from Chicago O’Hare International Airport to William P. Hobby Airport, there is typically one stopover in Dallas/Fort Worth International Airport which is another airport located in Texas, with flight times ranging from 4h 28m-4h 46m.

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

Because Chicago and Houston are both within the United States, flights from one to the other would be considered as domestic and for US Citizens a visa would not be required in order to fly from each state. What would be required is a form of photo identification such as a passport or a valid driver’s license in order to board any flight from Chicago to Houston, if no form of identification available, travelers will not be allowed onto the aircraft.

COVID Restrictions

View COVID Travel Restrictions for Houston, TX

Do I need a COVID test to fly to Houston from Chicago?

Information is based on travel restrictions for travel to Houston within the United States

Most visitors from Chicago need to provide a negative COVID-19 test result and/or quarantine to enter Houston.

COVID-19 testing requirements
Visitors from Chicago must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Houston.

Quarantine requirements
Visitors from Chicago are not required to quarantine after entering Houston.

Do I need a test to fly back to Chicago from Houston?

Returning to Chicago from Houston

COVID-19 testing requirements
Visitors from Houston must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Chicago.

Quarantine requirements
Visitors from Houston are not required to quarantine after entering Chicago.

Hide COVID Travel Restrictions for Houston, TX

Alternative routes for Chicago to Houston

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Houston

Things to know before you go - useful duration and weather info for your trip from Chicago to Houston.
Flight duration from Chicago to Houston
2h 49m
Average temperature for September in Houston
82.4 °F

Airports servicing Chicago

Midway (MDW)
Rockford (RFD)

Airports servicing Houston

Top 4 airlines flying from Chicago to Houston

The chart below displays the airlines Cheapflights users traveling from Chicago to Houston choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
United Airlines
$48 $220 No cancel fee 69%
American Airlines
$48 $306 No cancel fee 71%
Spirit Airlines
$56 $176 No cancel fee 65%
Delta
$87 $278 No cancel fee N/A

Hourly flight availability from Chicago to Houston

See what time of day planes typically take off from Chicago towards Houston.
Morning 6 AM to noon 38% of CHI to IAH departures
Afternoon Noon to 6 PM 32% of CHI to IAH departures
Evening 6 PM to midnight 19% of CHI to IAH departures
Early morning Midnight to 6 AM 11% of CHI to IAH departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Chicago to Houston
See how many times per day planes take to the skies headed from Chicago to Houston.
Sunday
22 daily flights
Monday
10 daily flights
Tuesday
0 flights
Wednesday
0 flights
Thursday
10 daily flights
Friday
10 daily flights
Saturday
10 daily flights
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