Menu

Cheap flights from Illinois (IL) to Houston (IAH)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

Cheap flights from Illinois to Houston in April 2020

The best prices found for Illinois to IAH flights for April
16 Apr - 19 Apr
$30pp
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
14 Apr - 16 Apr
$31pp
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
17 Apr - 19 Apr
$33pp
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

Illinois to Houston 2020 flight deals

Cheap flights to Houston from Illinois found for this year
14 May - 17 May
$28pp
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 May - 18 May
$30pp
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
3 May - 11 May
$33pp
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 Illinois

Save time with Illinois to Houston direct flight deals
14 May - 17 May
$28pp
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 Apr - 4 Apr
$30pp
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
14 Apr - 16 Apr
$31pp
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 Illinois to Houston

Late deals on round-trip flights to Houston from Illinois, departing today and this week
2 Apr - 4 Apr
$30pp
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
3 Apr - 5 Apr
$34pp
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 Apr - 12 Apr
$40pp
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 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 Illinois

The cheapest one-way flights from Illinois to Houston
2:15 am - 5:10 am
Spirit Airlines
Nonstop
2h 55m
ORD - IAH
Spirit Airlines
$16
FlyFar
4:00 pm - 6:56 pm
Spirit Airlines
Nonstop
2h 56m
ORD - IAH
Spirit Airlines
$18
Spirit
4:00 pm - 6:56 pm
Spirit Airlines
Nonstop
2h 56m
ORD - IAH
Spirit Airlines
$21
CheapOair

Arrival points for flights from Illinois to Houston

Destination information for Houston

Things to know before you go. Useful info for your trip from Illinois to Houston
Flight duration
2h 49m
Average temperature for April in Houston
71.6 °F

Airports servicing

Bloomington (BMI)
Champaign (CMI)
Decatur (DEC)
Moline (MLI)
Marion (MWA)

Airports servicing Houston

Related info for your journey

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

Flight FAQs

From Illinois to Houston

Are flight prices decreasing from Illinois 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 Illinois 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 Illinois to Houston for under $100 on Cheapflights?

Yes, there are multiple flights from Illinois to Houston for under $100. The cheapest flight booked recently is on Spirit Airlines for just $30, but on average you can expect to pay $31.

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

Cheapflights has 3 direct flights from Illinois to Houston under $100. A good price for a nonstop flight from Illinois to Houston is less than $31.

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

There are currently just 3 open flights from Illinois to Houston within the next 7 days for less than $100.

What days are nonstop flights available from Illinois to Houston?

Nonstop flights are available for this route on the following days: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.

How popular is this flight route?

The Illinois to Houston George Bush Intcntl flight path was viewed by 277 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

When booking a flight from Illinois to Houston, you may want to consider flying on Major Airline, American Airlines or Delta as they are the most popular for this route.

What are the most popular routes from Illinois to Houston?

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

What are the cheapest Flights from Illinois to Houston?

While on average a flight from Illinois to Houston is generally $71, our data shows the cheapest flight currently is $21. When looking at the most popular route, (Chicago O'Hare Intl - Houston George Bush Intcntl), you can expect to pay $33 for that flight.

What are the most reliable airlines from Illinois to Houston?

Before booking your flight to Houston from Illinois, check out the most reliable airlines to get you to your destination on time: Brussels Airlines (95%), LOT (93%), Lufthansa( 91%).