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 21 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 - IAH
Price
$91 - $214
IAH
Temperature
59 - 86 °F

Popular in

June

High demand for flights, 29% potential price rise

Cheapest in

August

Best time to find cheap flights, 40% potential price drop

Round-trip from

$91

From Chicago to Houston

One-way from

$70

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 56% 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 26% by booking at least 44 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 $118.

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

February can be a great time to fly to Houston from Chicago with a flight ticket averaging about $134. Cheapflights users have found deals in the month of February for as cheap as $68. The most expensive prices can be found in the month of December.

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

A simple way to save on the total cost of your ticket is to fly from Chicago to Houston in the evening. If you’re flexible enough to do this you can expect to save up to 22% on your trip compared to booking a flight at noon.

Cheap flights from Chicago to Houston in May, June 2021

The best prices found for CHI to IAH flights for May, June
17 May - 18 May
$60pp
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
11 May - 13 May
$61pp
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
11 May - 18 May
$70pp
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
17 May - 18 May
$60pp
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
11 May - 13 May
$61pp
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
11 May - 18 May
$70pp
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
17 May - 18 May
$60pp
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
11 May - 13 May
$61pp
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
11 May - 18 May
$70pp
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
11 May - 13 May
$60pp
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
11 May - 13 May
$61pp
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
11 May - 18 May
$70pp
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
5:05 am - 10:53 am
Major Airline
1 Stop
5h 48m
ORD - IAH
Major Airline
$70
StudentUniverse
6:40 am - 9:29 am
United Airlines
Nonstop
2h 49m
ORD - IAH
United Airlines
$71
United
3:46 pm - 6:39 pm
American Airlines
Nonstop
2h 53m
ORD - IAH
American Airlines

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

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.

What safety measures are being taken by airlines flying from Chicago to Houston George Bush Intcntl to control the spread of COVID-19?

New policies can now be found on Delta to help keep travelers safe while flying. Airline carriers are regularly disinfecting and sanitizing their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially distanced seating (for a limited time) will work towards keeping travelers safer while flying from Chicago to Houston George Bush Intcntl. Policies will vary by airline.

Which airlines flying from Chicago to Houston George Bush Intcntl 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 George Bush Intcntl have implemented new flexible cancellation policies.

What airport do you fly into for flights to Houston from Chicago?

If you book a flight to Houston from Chicago, you will be flying to George Bush Intcntl, which is the city’s only airport. Houston George Bush Intcntl (IAH) is located 15.9 mi from the center of Houston. There are 12 flights from Chicago to George Bush Intcntl per day from 5 different airlines.

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 $60, but on average you can expect to pay $79.

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 $82.

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?

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

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

Per day, 40 flights depart from Chicago to Houston George Bush Intcntl on average.
Early Morning (Midnight to 6am) - 5% of flight departures
Morning (6am - Noon) - 53% of flight departures
Afternoon (Noon - 6pm) - 15% of flight departures
Evening (6pm - Midnight) - 28% 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.

How long is the flight from Chicago to Houston?

A quick flight from Chicago to Houston can take about 2h 44m. American Airlines provides one of the quickest options available for as low as $112. The distance between Chicago and Houston is about 930 mi. All flights are typically nonstop.

What are the cheapest airlines flying from Chicago to Houston round-trip?

Cheapflights users have booked flights from Chicago to Houston round-trip from $60. Another airline that can offer you cheap pricing is United Airlines. These flights start at 60% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Chicago to Houston one-way?

One-way options have recently been found by users for as low as $28 on Spirit Airlines. Other airlines that offer cheap prices include American Airlines from $49 and Major Airline from $70 one-way.

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
2h 43m
Average temperature for May in Houston
77.0 °F

Airports servicing Chicago

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
Spirit Airlines
$56 $154 No cancel fee 65%
American Airlines
$52 $182 No cancel fee 71%
United Airlines
$48 $226 No cancel fee 69%
Delta
$87 $295 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.
Afternoon Noon to 6 PM 48% of CHI to IAH departures
Morning 6 AM to noon 23% of CHI to IAH departures
Evening 6 PM to midnight 21% of CHI to IAH departures
Early morning Midnight to 6 AM 8% 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
5 daily flights
Monday
12 daily flights
Tuesday
18 daily flights
Wednesday
26 daily flights
Thursday
11 daily flights
Friday
10 daily flights
Saturday
4 daily flights
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