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Illinois

$55+ Cheap flights from Texas to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — ORD
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Texas to Illinois

Keep the following information in mind while searching for Texas to Illinois flight deals. Data was last updated May 1, 2025.

Round-trip from

$114
(Cheapflightsfares)

One-way from

$55
(Flightnetwork)

Popular in

March

Cheapest in

September

Average price

$174

Good round-trip deal

$138 or less

Good one-way deal

$83 or less
From Texas to Illinois
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One-way flight from Texas to Illinois
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Highest demand for flights based on searches. 4% potential increase in price ($8 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from Texas to Illinois.
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Price to beat on a one-way flight from Texas to Illinois.
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Find flight deals from Texas to Illinois

Cheapest flights from Texas to Illinois
Explore the most affordable flight options available from Texas to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/226:48 pmIAH - ORD
Nonstop2h 35mMultiple Airlines
Wed 6/49:14 pmORD - IAH
Nonstop2h 45mMultiple Airlines
Deal found 4/30$114
This Cheapflightsfares deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/307:54 pmIAH - ORD
Nonstop2h 45mSpirit Airlines
Sun 6/19:02 pmORD - IAH
1 stop8h 29mSpirit Airlines
Deal found 4/30$115
This Kiwi.com deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/182:40 pmDFW - MDW
Nonstop2h 27mFrontier
Thu 6/267:40 amMDW - DFW
Nonstop2h 31mFrontier
Deal found 4/30$119
This Frontier deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/139:05 pmDFW - ORD
Nonstop2h 44mFrontier
Sat 6/289:55 amORD - DFW
Nonstop2h 35mFrontier
Deal found 4/29$120
This Cheapflightsfares deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/810:06 amIAH - ORD
Nonstop2h 44mFrontier
Sun 8/106:30 amORD - IAH
Nonstop2h 50mFrontier
Deal found 4/30$122
This FlightHub deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/309:00 amDFW - ORD
1 stop11h 08mMultiple Airlines
Tue 6/36:09 pmORD - DFW
Nonstop3h 12mMultiple Airlines
Deal found 4/29$123
This eDestinos deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/309:00 amDFW - ORD
1 stop11h 08mSpirit Airlines
Fri 6/68:15 pmORD - DFW
Nonstop2h 42mSpirit Airlines
Deal found 4/30$125
This Southwest deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/207:10 pmDAL - ORD
Nonstop2h 20mSouthwest
Sat 5/245:45 pmORD - DAL
Nonstop2h 25mSouthwest
Deal found 4/30$163
This Southwest deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/207:45 pmDAL - MDW
Nonstop2h 10mSouthwest
Sat 5/245:55 pmMDW - DAL
Nonstop2h 25mSouthwest
Deal found 4/30$163
This Kiwi.com deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/128:11 pmAUS - ORD
1 stop9h 14mSpirit Airlines
Wed 6/116:59 pmORD - AUS
1 stop18h 25mSpirit Airlines
Deal found 4/30$173
This United Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/217:00 amDFW - ORD
Nonstop2h 33mUnited Airlines
Fri 5/237:00 amORD - DFW
Nonstop2h 39mUnited Airlines
Deal found 4/30$173
This Kiwi.com deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/3010:57 amAUS - ORD
Nonstop2h 49mMultiple Airlines
Wed 6/411:50 amORD - AUS
1 stop7h 26mMultiple Airlines
Deal found 4/30$178

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
Use the filters below to find and compare flights from Texas to Illinois that are best for you.

Fly from

Texas

Fly to

Illinois

Route

Depart

Return

Price

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Thu 5/22

6:48 pm-9:23 pm

Nonstop2h 35m

Chicago O'Hare Intl

Wed 6/4

9:14 pm-11:59 pm

Nonstop2h 45m

$114

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Fri 5/30

7:54 pm-10:39 pm

Nonstop2h 45m

Chicago O'Hare Intl

Sun 6/1

9:02 pm-5:31 am

1 stop8h 29m

$115

DallasChicago

DFW - MDW

DFWMDW

Dallas/Fort Worth

Wed 6/18

2:40 pm-5:07 pm

Nonstop2h 27m

Chicago Midway

Thu 6/26

7:40 am-10:11 am

Nonstop2h 31m

$119

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Fri 6/13

9:05 pm-11:49 pm

Nonstop2h 44m

Chicago O'Hare Intl

Sat 6/28

9:55 am-12:30 pm

Nonstop2h 35m

$120

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Fri 8/8

10:06 am-12:50 pm

Nonstop2h 44m

Chicago O'Hare Intl

Sun 8/10

6:30 am-9:20 am

Nonstop2h 50m

$122

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Fri 5/30

9:00 am-8:08 pm

1 stop11h 08m

Chicago O'Hare Intl

Tue 6/3

6:09 pm-9:21 pm

Nonstop3h 12m

$123

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Fri 5/30

9:00 am-8:08 pm

1 stop11h 08m

Chicago O'Hare Intl

Fri 6/6

8:15 pm-10:57 pm

Nonstop2h 42m

$125

DallasChicago

DAL - ORD

DALORD

Dallas Love Field

Tue 5/20

7:10 pm-9:30 pm

Nonstop2h 20m

Chicago O'Hare Intl

Sat 5/24

5:45 pm-8:10 pm

Nonstop2h 25m

$163

DallasChicago

DAL - MDW

DALMDW

Dallas Love Field

Tue 5/20

7:45 pm-9:55 pm

Nonstop2h 10m

Chicago Midway

Sat 5/24

5:55 pm-8:20 pm

Nonstop2h 25m

$163

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Wed 5/21

7:00 am-9:33 am

Nonstop2h 33m

Chicago O'Hare Intl

Fri 5/23

7:00 am-9:39 am

Nonstop2h 39m

$173

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 60 results
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Best time to book a flight from Texas to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Texas with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Texas to Illinois

What is the cheapest month to book a flight from Texas to Illinois?

Currently, August is the cheapest month in which you can book a flight from Texas to Illinois (average of $245). Flying from Texas to Illinois in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from TX to IL?

Find hourly flight availability from Texas to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

When flying from Texas to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Texas to Illinois

Explore weekly flight availability from Texas to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 1, 2025.

The most flights from USTX to USIL are scheduled on a Wednesday (68 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (26 on average).

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated May 1, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Texas to Illinois have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,409 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Texas to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Texas to Illinois one-way?

    The cheapest airlines for a one-way flight from Texas to Illinois are Spirit Airlines ($55), Frontier ($56), and Southwest ($74).

  • Can I find deals for flights from Texas to Illinois that include hotel bookings?

    Yes. In addition to deals on Texas to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Texas to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Texas to Illinois.

  • Can I find deals for business class flights from Texas to Illinois?

    Yes. Cheapflights offers flight deals from Texas to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Texas to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Texas to Illinois (average of $245). Flying from Texas to Illinois in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Texas to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Texas to Illinois

Discover the top 7 airlines that operate flights from Texas to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$40Average$175FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$51Average$194FlexibilityNo cancel feeOn-time65%
DeltaCheapest$134Average$456FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$140Average$430FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$145Average$420FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$147Average$354FlexibilityNo cancel feeOn-time63%
ContourCheapest$162Average$253FlexibilityNo cancel feeOn-timeN/A

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