HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Galveston

$79+ Cheap flights from Illinois to Galveston, TX

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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — HOU
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Galveston 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 Illinois to Galveston

Cheapest flights from Illinois to Galveston
Explore the most affordable flight options available from Illinois to Galveston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.

This Southwest deal was found by Cheapflights users on 1/18. 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 2/178:30 pm
MDW
-
HOU
Nonstop2h 45m
Southwest
Tue 2/242:15 pm
HOU
-
MDW
Nonstop2h 25m
Southwest
Deal found 1/18$157
This Southwest deal was found by Cheapflights users on 1/20. 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.
Sat 3/76:50 pm
MDW
-
HOU
Nonstop2h 50m
Southwest
Tue 3/109:30 pm
HOU
-
MDW
Nonstop2h 25m
Southwest
Deal found 1/20$174
This Southwest deal was found by Cheapflights users on 1/19. 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.
Sat 2/148:55 pm
MDW
-
HOU
Nonstop2h 50m
Southwest
Sat 2/216:55 pm
HOU
-
MDW
Nonstop2h 25m
Southwest
Deal found 1/19$177
This Southwest deal was found by Cheapflights users on 1/19. 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.
Sat 4/183:00 pm
MDW
-
HOU
Nonstop2h 40m
Southwest
Tue 4/218:40 pm
HOU
-
MDW
Nonstop2h 25m
Southwest
Deal found 1/19$191
This Delta deal was found by Cheapflights users on 1/20. 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 2/245:25 am
ORD
-
HOU
1 stop6h 55m
Delta
Tue 2/245:19 pm
HOU
-
ORD
1 stop6h 37m
Delta
Deal found 1/20$197
This Delta deal was found by Cheapflights users on 1/19. 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.
Sat 3/74:13 pm
MDW
-
HOU
1 stop6h 15m
Delta
Tue 3/105:22 pm
HOU
-
MDW
1 stop5h 09m
Delta
Deal found 1/19$197
This Southwest deal was found by Cheapflights users on 1/18. 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.
Sat 3/79:40 pm
MDW
-
HOU
Nonstop2h 45m
Southwest
Sat 3/145:15 am
HOU
-
MDW
Nonstop2h 20m
Southwest
Deal found 1/18$198
This Southwest deal was found by Cheapflights users on 1/18. 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.
Sat 3/79:40 am
MDW
-
HOU
1 stop4h 20m
Southwest
Wed 3/119:30 pm
HOU
-
MDW
Nonstop2h 25m
Southwest
Deal found 1/18$203
This Southwest deal was found by Cheapflights users on 1/20. 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 3/312:10 pm
MDW
-
HOU
Nonstop2h 45m
Southwest
Tue 3/319:30 pm
HOU
-
MDW
Nonstop2h 25m
Southwest
Deal found 1/20$205
This Delta deal was found by Cheapflights users on 1/19. 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.
Wed 2/1111:15 am
ORD
-
HOU
1 stop4h 55m
Delta
Sat 2/215:25 am
HOU
-
ORD
1 stop4h 52m
Delta
Deal found 1/19$207
This Southwest deal was found by Cheapflights users on 1/19. 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.
Sat 2/218:55 pm
MDW
-
HOU
Nonstop2h 50m
Southwest
Mon 2/235:15 am
HOU
-
MDW
1 stop5h 05m
Southwest
Deal found 1/19$207
This Delta deal was found by Cheapflights users on 1/18. 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 3/177:10 am
ORD
-
HOU
1 stop6h 18m
Delta
Tue 3/242:13 pm
HOU
-
ORD
1 stop6h 57m
Delta
Deal found 1/18$211

Find flight deals from Illinois to Galveston

Keep the following information in mind while searching for Illinois to Galveston flight deals. Data was last updated January 20, 2026.

Round-trip from

$157
(Southwest)

One-way from

$79
(Southwest)

Popular in

March

Cheapest in

September

Average price

$186
From Illinois to Galveston
Search Deals
One-way flight from Illinois to Galveston
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($6 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Galveston 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 January 20, 2026.
Use the filters below to find and compare flights from Illinois to Galveston that are best for you.

Fly from

Illinois

Fly to

Galveston

Route

Depart

Return

Price

ChicagoHouston

MDW - HOU

MDWHOU

Chicago Midway

Mon 2/23

8:30 pm-11:15 pm

Nonstop2h 45m

Houston Hobby

Fri 2/27

8:45 pm-11:10 pm

Nonstop2h 25m

$197

ChicagoHouston

MDW - HOU

MDWHOU

Chicago Midway

Sat 2/21

8:55 pm-11:45 pm

Nonstop2h 50m

Houston Hobby

Mon 2/23

6:30 am-8:50 am

Nonstop2h 20m

$197

ChicagoHouston

ORD - HOU

ORDHOU

Chicago O'Hare Intl

Tue 2/10

2:50 pm-10:33 pm

1 stop7h 43m

Houston Hobby

Wed 2/18

5:25 am-10:14 am

1 stop4h 49m

$207

ChicagoHouston

ORD - HOU

ORDHOU

Chicago O'Hare Intl

Tue 3/17

7:10 am-1:28 pm

1 stop6h 18m

Houston Hobby

Wed 3/18

6:00 am-1:38 pm

1 stop7h 38m

$211

ChicagoHouston

MDW - HOU

MDWHOU

Chicago Midway

Tue 3/17

6:00 am-1:28 pm

1 stop7h 28m

Houston Hobby

Tue 3/24

5:22 pm-10:31 pm

1 stop5h 09m

$211

ChicagoHouston

MDW - HOU

MDWHOU

Chicago Midway

Tue 2/17

8:30 pm-11:15 pm

Nonstop2h 45m

Houston Hobby

Tue 2/24

11:00 am-4:35 pm

2 stops5h 35m

$213

ChicagoHouston

MDW - HOU

MDWHOU

Chicago Midway

Wed 3/25

9:05 pm-11:50 pm

Nonstop2h 45m

Houston Hobby

Thu 3/26

5:05 am-7:25 am

Nonstop2h 20m

$216

ChicagoHouston

MDW - HOU

MDWHOU

Chicago Midway

Sat 2/14

7:50 pm-10:40 pm

Nonstop2h 50m

Houston Hobby

Mon 2/16

6:20 am-8:40 am

Nonstop2h 20m

$217

ChicagoHouston

MDW - HOU

MDWHOU

Chicago Midway

Wed 2/11

10:00 am-4:45 pm

2 stops6h 45m

Houston Hobby

Wed 2/18

6:40 am-9:05 am

Nonstop2h 25m

$223

ChicagoHouston

MDW - HOU

MDWHOU

Chicago Midway

Sat 3/7

4:13 pm-10:28 pm

1 stop6h 15m

Houston Hobby

Thu 3/12

6:00 am-12:02 pm

1 stop6h 02m

$227

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Illinois to Galveston

Have a flexible travel schedule? Discover the best time to fly to Galveston from Illinois 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 Illinois to Galveston

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

Currently, August is the cheapest month in which you can book a flight from Illinois to Galveston (average of $56). Flying from Illinois to Galveston in June is currently the most expensive (average of $130). 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 IL to G4L?

Find hourly flight availability from Illinois to Galveston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 20, 2026.

When flying from Illinois to Galveston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 17% versus a flight in the morning.

What is the cheapest day to fly from Illinois to Galveston?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Galveston. Price data was last updated on January 17, 2026.

Travelers seeking maximum savings on their Illinois to Galveston flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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

  • How long is the flight from Illinois to Galveston?

    Departing from Illinois to Galveston will take you 2h 45m. There are 938 mi between Illinois and Galveston. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $36. Users have also found prices from $38 and $78 on Spirit Airlines and American Airlines, respectively.

  • What are the most popular routes from Illinois to Galveston?

    When deciding which route to take from Illinois to Galveston consider Chicago O'Hare Intl - Houston Hobby, Chicago Midway - Houston Hobby or Lambert-St Louis - Houston Hobby as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Galveston 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 Illinois to Galveston?

    Currently, August is the cheapest month in which you can book a flight from Illinois to Galveston (average of $56). Flying from Illinois to Galveston in June is currently the most expensive (average of $130). 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 Illinois to Galveston

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Dallas/Fort Worth flights
John F Kennedy Intl to Dallas/Fort Worth flights
LaGuardia to Dallas/Fort Worth flights
Newark to Hobby flights
John F Kennedy Intl to Hobby flights
Dulles Intl to Dallas/Fort Worth flights
Seattle to Dallas/Fort Worth flights
Minneapolis to Dallas/Fort Worth flights
John F Kennedy Intl to Austin flights
Boston to Dallas/Fort Worth flights
Newark to Dallas/Fort Worth flights
LaGuardia to Hobby flights
John F Kennedy Intl to George Bush Intcntl flights
Baltimore to Dallas/Fort Worth flights
Detroit to Dallas/Fort Worth flights
Los Angeles to Hobby flights
Los Angeles to Dallas/Fort Worth flights
Reagan-National to Dallas/Fort Worth flights
Newark to George Bush Intcntl flights
Dulles Intl to Hobby flights
San Francisco to Dallas/Fort Worth flights
Reagan-National to Hobby flights
Los Angeles to George Bush Intcntl flights
Baltimore to Hobby flights
Newark to Austin flights
LaGuardia to George Bush Intcntl flights
Midway to Dallas/Fort Worth flights
Denver to Dallas/Fort Worth flights
Philadelphia to Dallas/Fort Worth flights
Seattle to Hobby flights
Philadelphia to Hobby flights
Los Angeles to Austin flights
Denver to Hobby flights
Sky Harbor Intl to Dallas/Fort Worth flights
Dulles Intl to George Bush Intcntl flights
Atlanta to Dallas/Fort Worth flights
LaGuardia to Austin flights
O'Hare Intl to Austin flights
Boston to Austin flights
Charlotte to Dallas/Fort Worth flights
Philadelphia to George Bush Intcntl flights
Boston to Hobby flights
Reagan-National to George Bush Intcntl flights
Atlanta to Hobby flights
Santa Ana to Dallas/Fort Worth flights
Dulles Intl to Austin flights
San Francisco to Hobby flights
Baltimore to George Bush Intcntl flights
Seattle to Austin flights
Seattle to George Bush Intcntl flights

Top 6 airlines flying from Illinois to Galveston

Discover the top 6 airlines that operate flights from Illinois to Galveston. 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 January 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$62Average$172FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$65Average$168FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$124Average$317FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$161Average$385FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$187Average$322FlexibilityNo cancel feeOn-time63%
DeltaCheapest$203Average$375FlexibilityNo cancel feeOn-timeN/A

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.