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Cheap flights from Texas to Illinois from $54

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Texas to Illinois departing on 6/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Texas to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:50 pm - 7:55 am
IAH
-
ORD
11h 05m
1 stop
Frontier Logo
4:05 pm - 7:17 pm
ORD
-
IAH
3h 12mnonstop
$113Frontier
Wed, May 27 - Mon, Jun 1
Multiple Airlines Logo
8:12 pm - 11:01 pm
IAH
-
ORD
2h 49mnonstop
Multiple Airlines Logo
8:59 pm - 11:52 pm
ORD
-
IAH
2h 53mnonstop
$114Multiple Airlines
Sat, May 23 - Fri, Jun 5
Frontier Logo
10:52 am - 7:41 pm
IAH
-
ORD
8h 49m
1 stop
Frontier Logo
4:05 pm - 7:17 pm
ORD
-
IAH
3h 12mnonstop
$115Frontier
Sat, May 30 - Tue, Jun 2
Frontier Logo
8:50 pm - 7:55 am
IAH
-
ORD
11h 05m
1 stop
Frontier Logo
4:05 pm - 7:17 pm
ORD
-
IAH
3h 12mnonstop
$118Frontier
Wed, May 27 - Wed, Jun 3
Spirit Airlines Logo
7:15 am - 9:54 am
IAH
-
ORD
2h 39mnonstop
Spirit Airlines Logo
4:06 pm - 7:00 pm
ORD
-
IAH
2h 54mnonstop
$120Spirit Airlines
Wed, May 27 - Wed, Jun 3
Southwest Logo
4:30 pm - 6:55 pm
HOU
-
MDW
2h 25mnonstop
Southwest Logo
9:00 pm - 11:35 pm
MDW
-
HOU
2h 35mnonstop
$169Southwest
Wed, Jul 1 - Wed, Jul 1
Southwest Logo
6:10 pm - 8:35 pm
HOU
-
MDW
2h 25mnonstop
Southwest Logo
9:40 am - 2:00 pm
MDW
-
HOU
4h 20m
1 stop
$175Southwest
Tue, Jun 2 - Wed, Jun 3
United Airlines Logo
6:40 am - 9:38 am
SAT
-
ORD
2h 58mnonstop
United Airlines Logo
7:59 pm - 10:58 pm
ORD
-
SAT
2h 59mnonstop
$297United Airlines
Wed, May 27 - Wed, Jun 10
American Airlines Logo
6:00 am - 9:02 am
SAT
-
ORD
3h 02mnonstop
American Airlines Logo
9:00 pm - 11:59 pm
ORD
-
SAT
2h 59mnonstop
$298American Airlines
Tue, Jun 16 - Tue, Jun 23
American Airlines Logo
6:27 pm - 9:44 pm
SAT
-
ORD
3h 17mnonstop
American Airlines Logo
10:00 am - 12:52 pm
ORD
-
SAT
2h 52mnonstop
$303American Airlines
Thu, May 28 - Wed, Jun 3

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Southwest flights from Texas to Illinois

Our best Southwest deals on Texas to Illinois flight tickets
Southwest
Jul 1
HOU4:30 pmHouston Hobby
2h 25m
MDW6:55 pmChicago Midway
Jul 1
MDW9:00 pmChicago Midway
2h 35m
HOU11:35 pmHouston Hobby
$169
Southwest
Jun 2
HOU6:10 pmHouston Hobby
2h 25m
MDW8:35 pmChicago Midway
Jun 3
MDW9:40 amChicago Midway
4h 20m
1 stop
HOU2:00 pmHouston Hobby
$175
Southwest
Jun 24
HOU5:00 pmHouston Hobby
5h 00m
1 stop
MDW10:00 pmChicago Midway
Jun 30
MDW12:00 pmChicago Midway
2h 35m
HOU2:35 pmHouston Hobby
$179

Frontier flights from Texas to Illinois

Our best Frontier deals on Texas to Illinois flight tickets
Frontier
May 27
IAH8:50 pmHouston George Bush Intcntl
11h 05m
1 stop
ORD7:55 amChicago O'Hare Intl
Jun 1
ORD4:05 pmChicago O'Hare Intl
3h 12m
IAH7:17 pmHouston George Bush Intcntl
$113
Frontier
May 30
IAH10:52 amHouston George Bush Intcntl
8h 49m
1 stop
ORD7:41 pmChicago O'Hare Intl
Jun 2
ORD4:05 pmChicago O'Hare Intl
3h 12m
IAH7:17 pmHouston George Bush Intcntl
$115
Frontier
May 27
IAH8:50 pmHouston George Bush Intcntl
11h 05m
1 stop
ORD7:55 amChicago O'Hare Intl
Jun 3
ORD4:05 pmChicago O'Hare Intl
3h 12m
IAH7:17 pmHouston George Bush Intcntl
$118

momondo Fare Finder

 
Customize your flight search to find flights from Texas to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 5, 2026.
Use the filters below to find and compare flights from Texas to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Wed 5/27

8:50 pm-7:55 am

1 stop11h 05m

Chicago O'Hare Intl

Mon 6/1

4:05 pm-7:17 pm

Nonstop3h 12m

$113

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Sat 5/23

8:12 pm-11:01 pm

Nonstop2h 49m

Chicago O'Hare Intl

Fri 6/5

8:59 pm-11:52 pm

Nonstop2h 53m

$114

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Sat 5/30

10:52 am-7:41 pm

1 stop8h 49m

Chicago O'Hare Intl

Tue 6/2

4:05 pm-7:17 pm

Nonstop3h 12m

$115

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Wed 5/27

8:50 pm-7:55 am

1 stop11h 05m

Chicago O'Hare Intl

Wed 6/3

4:05 pm-7:17 pm

Nonstop3h 12m

$118

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Wed 5/27

7:15 am-9:54 am

Nonstop2h 39m

Chicago O'Hare Intl

Wed 6/3

4:06 pm-7:00 pm

Nonstop2h 54m

$120
Quickest round-trip

HoustonChicago

HOU - MDW

HOUMDW

Houston Hobby

Wed 7/1

4:30 pm-6:55 pm

Nonstop2h 25m

Chicago Midway

Wed 7/1

9:00 pm-11:35 pm

Nonstop2h 35m

$169

HoustonChicago

HOU - MDW

HOUMDW

Houston Hobby

Tue 6/2

6:10 pm-8:35 pm

Nonstop2h 25m

Chicago Midway

Wed 6/3

9:40 am-2:00 pm

1 stop4h 20m

$175

San AntonioChicago

SAT - ORD

SATORD

San Antonio

Wed 5/27

6:40 am-9:38 am

Nonstop2h 58m

Chicago O'Hare Intl

Wed 6/10

7:59 pm-10:58 pm

Nonstop2h 59m

$297

San AntonioChicago

SAT - ORD

SATORD

San Antonio

Tue 6/16

6:00 am-9:02 am

Nonstop3h 02m

Chicago O'Hare Intl

Tue 6/23

9:00 pm-11:59 pm

Nonstop2h 59m

$298

San AntonioChicago

SAT - ORD

SATORD

San Antonio

Thu 5/28

6:27 pm-9:44 pm

Nonstop3h 17m

Chicago O'Hare Intl

Wed 6/3

10:00 am-12:52 pm

Nonstop2h 52m

$303

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from Texas to Illinois

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

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Texas is in September. Flight prices, which tend to average around $207, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $208.

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

The cheapest day to depart from Texas to Illinois is on a Friday when prices can be found for as low as $247. Flights from Texas to Illinois on a Sunday will generally be more expensive and average around $704. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Texas to Illinois during this time can be as low as $227. Flights at noon are often more expensive with an average ticket price of $554.

What is the cheapest Texas to Illinois flight route?

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

How far in advance should I book a flight from Texas to Illinois?

You are more likely to see cheaper flights to Illinois from Texas when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $237 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Texas for as low as $168 on momondo.

Can stopping save me money on Texas to Illinois flights?

No. A direct flight is the cheapest option for a flight between Texas to Illinois.

Cheap Texas to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Texas to Illinois

Best Price Found

$70

Fastest flight time

1h 40m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from Texas in the past 72 hours is $70. The best round-trip flight deal from Texas to Illinois found on momondo in the last 72 hours is $114.
The fastest flight from Texas to Illinois takes 1h 40m
Direct flights go from Texas to Illinois every day.
There are 98 airports in Illinois. From Texas there are direct flights to Chicago Midway (MDW).
Search flight deals

Frequently asked questions about flying from Texas to Illinois

  • When did momondo last update prices for flights from Texas to Illinois?

    Prices for flights from Texas to Illinois are refreshed on a daily basis.

  • How many operators does momondo search for flights from Texas to Illinois?

  • How old do you have to be to fly from Texas to Illinois?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Texas to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Texas to Illinois?

Best airlines flying from Texas to Illinois

Compare and see reviews for airlines that fly from Texas to Illinois with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $58Free CancellationRating
5.6
2,965 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $71Free CancellationRating
6.3
8,637 reviews
Search Spirit Airlines flights
ContourPriceFrom $105Free CancellationRating
7.7
41 reviews
Search Contour flights
SouthwestPriceFrom $143Free CancellationRating
7.9
4,305 reviews
Search Southwest flights
United AirlinesPriceFrom $148Free CancellationRating
7.4
9,684 reviews
Search United Airlines flights
American AirlinesPriceFrom $159Free CancellationRating
7.1
11,672 reviews
Search American Airlines flights
DeltaPriceFrom $166Free CancellationRating
7.9
8,459 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Texas to Illinois?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Texas to Illinois. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Texas to Illinois with flexible booking policies on momondo?

momondo does allow users to show only those flights to Illinois from Texas which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Texas to Illinois?

Once all potential Texas to Illinois flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Illinois from Texas 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.

An easier way to manage your Illinois trip

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