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Cheap flights from Chicago to Houston (CHI - IAH)

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The best prices from Chicago to Houston are usually found in February or October, booked 22 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)

CHI - IAH
Price
$125 - $203
IAH
Temperature
59 - 86 °F
Popular in December High demand for flights, 25% potential price rise
Cheapest in February Best time to find cheap flights, 18% potential price drop
Round-trip from $125 From Chicago to Houston
One-way from $73 One-way flight from Chicago 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 55% on the overall cost on flights from Chicago to Houston.

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

Find a great deal and save up to 43% by booking at least 27 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Chicago to Houston within the next two weeks, with the cheapest ticket starting at $167.

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

October can be a great time to fly to Houston from Chicago with a flight ticket averaging about $162. Cheapflights users have found deals in the month of October for as cheap as $74. The most expensive prices can be found in the month of January.

Cheap flights from Chicago to Houston in July, August 2020

The best prices found for CHI to IAH flights for July, August
15 Jul - 5 Aug
$72pp
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
8 Jul - 22 Jul
$73pp
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
16 Jul - 4 Aug
$74pp
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 2020 flight deals

Cheap flights to Houston from Chicago found for this year
15 Jul - 5 Aug
$72pp
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
8 Jul - 22 Jul
$73pp
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
16 Jul - 4 Aug
$74pp
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
15 Jul - 5 Aug
$72pp
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
8 Jul - 22 Jul
$73pp
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
16 Jul - 4 Aug
$74pp
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
25 Jun - 7 Jul
$126pp
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
23 Jun - 7 Jul
$129pp
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
24 Jun - 7 Jul
$138pp
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
5:20 am - 11:04 am
Delta
1 Stop
5h 44m
ORD - IAH
Delta
$73
Delta
5:40 am - 1:54 pm
Multiple Airlines
1 Stop
8h 14m
ORD - IAH
Multiple Airlines
$83
FlightNetwork
4:14 am - 11:20 am
Spirit Airlines
1 Stop
7h 06m
ORD - IAH
Spirit Airlines
$94
Spirit

Related info for your journey

Useful info, stats and facts about Chicago to Houston flights.

Flight FAQs

From Chicago to Houston

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 $72, but on average you can expect to pay $86.

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 $86.

Are there last-minute flights available from Chicago to Houston for under $200?

There are currently 20+ open flights from Chicago to Houston within the next 7 days for less than $200.

What days are nonstop flights available from Chicago to Houston?

You can find nonstop flights on the following days: Sunday, Monday, Thursday, Friday, Saturday.

How popular is this flight route?

This flight path from Chicago to Houston George Bush Intcntl was viewed by 386 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What is the cheapest airline for this route?

While browsing flights check up on current rates for Southwest Airlines Co.. Southwest Airlines Co. offers the cheapest flight to Chicago to Houston. Flight availability can sometimes range however expect there to be 202 flights on average per day.

How long does the flight from Chicago to Houston take?

A typical nonstop flight can take about 3 hours, covering about 578 miles.

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

Per day, 16 flights depart from Chicago to Houston George Bush Intcntl on average.
Early Morning (Midnight to 6am) - 13% of flight departures
Morning (6am - Noon) - 31% of flight departures
Afternoon (Noon - 6pm) - 50% of flight departures
Evening (6pm - Midnight) - 6% of flight departures

Is Chicago weather warmer or cooler than Houston?

Temperatures around the 86 °F's can be experienced in August. The weather in Houston is hotter than in Chicago. Plan for potential changes in flight availability as peak weather approaches in this location.

Alternative routes for Chicago to Houston

Destination information for Houston

Things to know before you go. Useful info for your trip from Chicago to Houston
Flight duration
2h 42m
Average temperature for July in Houston
84.2 °F
Avg rainfall for July in Houston
0.0 ″

Airports servicing Chicago

Chicago Midway (MDW)
Rockford (RFD)

Airports servicing Houston

Hourly flight availability from Chicago to Houston

Afternoon Noon to 6 PM 56% of CHI to IAH departures
Morning 6 AM to noon 27% of CHI to IAH departures
Evening 6 PM to midnight 10% of CHI to IAH departures
Early morning Midnight to 6 AM 7% of CHI to IAH departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Chicago to Houston
Sunday
17 daily flights
Monday
7 daily flights
Tuesday
10 daily flights
Wednesday
17 daily flights
Thursday
23 daily flights
Friday
15 daily flights
Saturday
14 daily flights