HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$84+ Cheap flights from Hobby (HOU) 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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — ORD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Hobby to Illinois with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Hobby to Illinois

Keep the following information in mind while searching for Hobby to Illinois flight deals. Data was last updated June 12, 2025.

Round-trip from

$157
(Southwest)

One-way from

$84
(Southwest)

Popular in

June

Cheapest in

September

Average price

$217

Good round-trip deal

$213 or less

Good one-way deal

$146 or less
From Houston Hobby to Illinois
Search Deals
One-way flight from Houston Hobby to Illinois
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals
Price to beat on a round-trip flight from Houston Hobby to Illinois.
Search Deals
Price to beat on a one-way flight from Houston Hobby to Illinois.
Search Deals

Find flight deals from Hobby to Illinois

Cheapest flights from Hobby to Illinois
Explore the most affordable flight options available from Hobby to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Southwest deal was found by Cheapflights users on 6/10. 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.
Thu 9/45:55 amHOU - MDW
Nonstop2h 25mSouthwest
Mon 9/85:45 amMDW - HOU
Nonstop2h 30mSouthwest
Deal found 6/10$157
This Southwest deal was found by Cheapflights users on 6/11. 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.
Wed 11/127:00 pmHOU - STL
Nonstop2h 00mSouthwest
Wed 11/199:40 amSTL - HOU
Nonstop2h 10mSouthwest
Deal found 6/11$157
This Southwest deal was found by Cheapflights users on 6/10. 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.
Thu 9/45:40 amHOU - ORD
1 stop7h 05mSouthwest
Mon 9/81:50 pmORD - HOU
1 stop7h 00mSouthwest
Deal found 6/10$177
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/206:30 pmHOU - STL
1 stop4h 44mAmerican Airlines
Mon 8/255:15 amSTL - HOU
1 stop4h 29mAmerican Airlines
Deal found 6/10$177
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/269:57 amHOU - ORD
1 stop6h 31mDelta
Tue 9/25:45 amORD - HOU
1 stop6h 25mDelta
Deal found 6/10$217
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/206:30 pmHOU - ORD
1 stop5h 13mAmerican Airlines
Mon 8/2510:25 amORD - HOU
1 stop7h 35mAmerican Airlines
Deal found 6/12$251
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/14:16 pmHOU - MDW
1 stop5h 26mDelta
Tue 8/512:43 pmMDW - HOU
1 stop7h 57mDelta
Deal found 6/12$298
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/275:00 amHOU - PIA
1 stop5h 39mAmerican Airlines
Tue 7/16:45 amPIA - HOU
1 stop7h 13mAmerican Airlines
Deal found 6/12$304
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/156:30 pmHOU - MLI
1 stop4h 46mAmerican Airlines
Tue 7/226:17 amMLI - HOU
2 stops7h 36mAmerican Airlines
Deal found 6/10$326
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2912:56 pmHOU - STL
1 stop5h 51mDelta
Thu 7/316:00 amSTL - HOU
1 stop6h 11mDelta
Deal found 6/12$333
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/98:51 amHOU - SPI
2 stops9h 03mAmerican Airlines
Thu 8/146:24 pmSPI - HOU
2 stops15h 20mAmerican Airlines
Deal found 6/11$338
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/1610:39 amHOU - MDW
1 stop9h 07mAllegiant Air
Mon 6/3010:34 amMDW - HOU
1 stop8h 37mAllegiant Air
Deal found 6/10$341

Cheapflights Fare Finder

Customize your flight search to find flights from Hobby 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 June 12, 2025.
Use the filters below to find and compare flights from Houston Hobby Airport to Illinois that are best for you.

Fly from

Hobby

Fly to

Illinois

Route

Depart

Return

Price

HoustonChicago

HOU - MDW

HOUMDW

Houston Hobby

Thu 9/4

5:55 am-8:20 am

Nonstop2h 25m

Chicago Midway

Mon 9/8

5:45 am-8:15 am

Nonstop2h 30m

$157

HoustonSt. Louis

HOU - STL

HOUSTL

Houston Hobby

Wed 11/12

7:00 pm-9:00 pm

Nonstop2h 00m

Lambert-St Louis

Wed 11/19

9:40 am-11:50 am

Nonstop2h 10m

$157

HoustonSt. Louis

HOU - STL

HOUSTL

Houston Hobby

Wed 8/20

6:30 pm-11:14 pm

1 stop4h 44m

Lambert-St Louis

Mon 8/25

5:15 am-9:44 am

1 stop4h 29m

$177

HoustonChicago

HOU - ORD

HOUORD

Houston Hobby

Thu 9/4

5:40 am-12:45 pm

1 stop7h 05m

Chicago O'Hare Intl

Mon 9/8

1:50 pm-8:50 pm

1 stop7h 00m

$177

HoustonChicago

HOU - ORD

HOUORD

Houston Hobby

Tue 8/26

9:57 am-4:28 pm

1 stop6h 31m

Chicago O'Hare Intl

Tue 9/2

5:45 am-12:10 pm

1 stop6h 25m

$217

HoustonChicago

HOU - ORD

HOUORD

Houston Hobby

Wed 8/20

6:30 pm-11:43 pm

1 stop5h 13m

Chicago O'Hare Intl

Mon 8/25

10:25 am-6:00 pm

1 stop7h 35m

$251

HoustonChicago

HOU - MDW

HOUMDW

Houston Hobby

Fri 8/1

4:16 pm-9:42 pm

1 stop5h 26m

Chicago Midway

Tue 8/5

12:43 pm-8:40 pm

1 stop7h 57m

$298

HoustonPeoria

HOU - PIA

HOUPIA

Houston Hobby

Fri 6/27

5:00 am-10:39 am

1 stop5h 39m

Greater Peoria

Tue 7/1

6:45 am-1:58 pm

1 stop7h 13m

$304

HoustonMoline

HOU - MLI

HOUMLI

Houston Hobby

Tue 7/15

6:30 pm-11:16 pm

1 stop4h 46m

Moline Quad-City

Tue 7/22

6:17 am-1:53 pm

2 stops7h 36m

$326

HoustonSt. Louis

HOU - STL

HOUSTL

Houston Hobby

Tue 7/29

12:56 pm-6:47 pm

1 stop5h 51m

Lambert-St Louis

Thu 7/31

6:00 am-12:11 pm

1 stop6h 11m

$333

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 43 results
1
2
3
...
5

Best time to book a flight from Hobby to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Hobby 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 Houston Hobby Airport to Illinois

What is the cheapest month to book a flight from Houston Hobby Airport to Illinois?

Currently, August is the cheapest month in which you can book a flight from Houston Hobby Airport to Illinois (average of $245). Flying from Houston Hobby Airport 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 HOU to IL?

Find hourly flight availability from Hobby 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 June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Houston Hobby Airport to Illinois as you normally would.

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 June 12, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Houston to Illinois by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

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
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

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
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

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
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

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.
Allegiant Air
7.3
Good
725 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

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.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

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 Hobby 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 Houston Hobby Airport to Illinois one-way?

    To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at $84. Delta flights start at $109 while deals on Allegiant Air start at $123 one-way.

  • What are the most popular routes from Houston Hobby Airport to Illinois?

    The most popular flight routes from Houston Hobby Airport to Illinois are Houston Hobby - Chicago O'Hare Intl, Houston Hobby - Chicago Midway and Houston Hobby - Lambert-St Louis.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Hobby 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 Houston Hobby Airport to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Houston Hobby Airport to Illinois (average of $245). Flying from Houston Hobby Airport 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Hobby to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to Las Vegas flights
Hobby to Seattle flights
Hobby to LaGuardia flights
George Bush Intcntl to Las Vegas flights
Hobby to John F Kennedy Intl flights
Hobby to Newark flights
George Bush Intcntl to Seattle flights
Hobby to O'Hare Intl flights
George Bush Intcntl to Newark flights
Hobby to Los Angeles flights
Hobby to Orlando flights
Hobby to Denver flights
George Bush Intcntl to LaGuardia flights
George Bush Intcntl to John F Kennedy Intl flights
George Bush Intcntl to Los Angeles flights
Hobby to Boston flights
George Bush Intcntl to Orlando flights
George Bush Intcntl to O'Hare Intl flights
George Bush Intcntl to Denver flights
Hobby to Ontario flights
Hobby to Miami flights
Hobby to Honolulu flights
George Bush Intcntl to Boston flights
Hobby to Baltimore flights
George Bush Intcntl to Ontario flights
Hobby to San Francisco flights
Hobby to Reagan-National flights
George Bush Intcntl to Honolulu flights
Hobby to Dulles Intl flights
Hobby to San Diego flights
George Bush Intcntl to Miami flights
Hobby to Fort Lauderdale flights
Hobby to Sky Harbor Intl flights
George Bush Intcntl to San Francisco flights
George Bush Intcntl to Baltimore flights
Hobby to Dallas/Fort Worth flights
Hobby to Portland flights
George Bush Intcntl to Dulles Intl flights
Hobby to Philadelphia flights
Hobby to Atlanta flights
George Bush Intcntl to Sky Harbor Intl flights
Hobby to Santa Ana flights
George Bush Intcntl to Fort Lauderdale flights
George Bush Intcntl to Dallas/Fort Worth flights
Hobby to Salt Lake City flights
Hobby to Charlotte flights
George Bush Intcntl to San Diego flights
Hobby to Detroit flights
George Bush Intcntl to Reagan-National flights
Hobby to Midway flights

Top 5 airlines flying from Hobby to Illinois

Discover the top 5 airlines that operate flights from Hobby 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$56Average$148FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$64Average$170FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$147Average$420FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$157Average$405FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$192Average$304FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.