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$153+ Cheap flights from Corpus Christi (CRP) 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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
CRP — ORD
Aug 21 — Aug 281
Thu 8/21
Thu 8/28
1 adult, Economy
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Cheap flight deals from Corpus Christi to Illinois

Keep the following information in mind while searching for Corpus Christi to Illinois flight deals. Data was last updated August 16, 2025.

Round-trip from

$246
(American Airlines)

One-way from

$153
(American Airlines)

Popular in

March

Cheapest in

February

Average price

$431
From Corpus Christi to Illinois
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One-way flight from Corpus Christi to Illinois
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Highest demand for flights based on searches. 12% potential increase in price ($68 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Corpus Christi to Illinois

Cheapest flights from Corpus Christi to Illinois
Explore the most affordable flight options available from Corpus Christi to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.

This American Airlines deal was found by Cheapflights users on 8/15. 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.
Thu 10/22:16 pmCRP - STL
1 stop6h 00mAmerican Airlines
Sun 10/55:18 amSTL - CRP
1 stop4h 20mAmerican Airlines
Deal found 8/15$246
This American Airlines deal was found by Cheapflights users on 8/14. 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 9/92:16 pmCRP - ORD
1 stop5h 45mAmerican Airlines
Tue 9/165:16 pmORD - CRP
1 stop5h 50mAmerican Airlines
Deal found 8/14$257
This American Airlines deal was found by Cheapflights users on 8/14. 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 12/27:55 pmCRP - ORD
1 stop11h 31mAmerican Airlines
Tue 12/93:15 pmORD - CRP
1 stop6h 53mAmerican Airlines
Deal found 8/14$265
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Sun 8/314:13 pmCRP - STL
1 stop5h 55mUnited Airlines
Thu 9/46:15 amSTL - CRP
1 stop7h 09mUnited Airlines
Deal found 8/16$282
This Southwest deal was found by Cheapflights users on 8/14. 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 9/97:30 amCRP - ORD
2 stops7h 50mSouthwest
Tue 9/167:30 amORD - CRP
2 stops12h 15mSouthwest
Deal found 8/14$292
This American Airlines deal was found by Cheapflights users on 8/14. 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 9/134:21 pmCRP - ORD
1 stop5h 24mAmerican Airlines
Mon 9/1510:05 pmORD - CRP
1 stop11h 33mAmerican Airlines
Deal found 8/14$293
This Southwest deal was found by Cheapflights users on 8/14. 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 10/256:40 amCRP - ORD
2 stops7h 45mSouthwest
Mon 10/277:30 amORD - CRP
2 stops9h 45mSouthwest
Deal found 8/14$305
This American Airlines deal was found by Cheapflights users on 8/13. 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 8/304:10 pmCRP - ORD
1 stop4h 47mAmerican Airlines
Sat 9/68:25 amORD - CRP
1 stop5h 18mAmerican Airlines
Deal found 8/13$306
This American Airlines deal was found by Cheapflights users on 8/14. 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 9/52:16 pmCRP - ORD
1 stop5h 45mAmerican Airlines
Mon 9/810:05 pmORD - CRP
1 stop11h 33mAmerican Airlines
Deal found 8/14$309
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Sun 11/95:45 amCRP - ORD
1 stop4h 51mAmerican Airlines
Wed 11/1210:25 amORD - CRP
1 stop6h 43mAmerican Airlines
Deal found 8/14$322
This American Airlines deal was found by Cheapflights users on 8/14. 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 9/302:16 pmCRP - ORD
1 stop5h 45mAmerican Airlines
Fri 10/38:34 pmORD - CRP
1 stop13h 04mAmerican Airlines
Deal found 8/14$327
This American Airlines deal was found by Cheapflights users on 8/13. 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 10/282:21 pmCRP - ORD
1 stop6h 53mAmerican Airlines
Tue 11/48:10 amORD - CRP
1 stop7h 11mAmerican Airlines
Deal found 8/13$337

Cheapflights Fare Finder

 
Customize your flight search to find flights from Corpus Christi 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 August 16, 2025.
Use the filters below to find and compare flights from Corpus Christi to Illinois that are best for you.

Fly from

Corpus Christi

Fly to

Illinois

Route

Depart

Return

Price

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Thu 10/2

2:16 pm-8:16 pm

1 stop6h 00m

Lambert-St Louis

Sun 10/5

5:18 am-9:38 am

1 stop4h 20m

$246

Corpus ChristiChicago

CRP - ORD

CRPORD

Corpus Christi

Tue 9/9

2:16 pm-8:01 pm

1 stop5h 45m

Chicago O'Hare Intl

Tue 9/16

5:16 pm-11:06 pm

1 stop5h 50m

$257

Corpus ChristiChicago

CRP - ORD

CRPORD

Corpus Christi

Tue 12/2

7:55 pm-7:26 am

1 stop11h 31m

Chicago O'Hare Intl

Tue 12/9

3:15 pm-10:08 pm

1 stop6h 53m

$265

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Sun 8/31

4:13 pm-10:08 pm

1 stop5h 55m

Lambert-St Louis

Thu 9/4

6:15 am-1:24 pm

1 stop7h 09m

$282

Corpus ChristiChicago

CRP - ORD

CRPORD

Corpus Christi

Tue 9/9

7:30 am-3:20 pm

2 stops7h 50m

Chicago O'Hare Intl

Tue 9/16

7:30 am-7:45 pm

2 stops12h 15m

$292

Corpus ChristiChicago

CRP - ORD

CRPORD

Corpus Christi

Sat 10/25

2:18 pm-9:14 pm

1 stop6h 56m

Chicago O'Hare Intl

Mon 10/27

9:45 pm-9:38 am

1 stop11h 53m

$293

Corpus ChristiChicago

CRP - ORD

CRPORD

Corpus Christi

Sat 9/13

4:21 pm-9:45 pm

1 stop5h 24m

Chicago O'Hare Intl

Mon 9/15

10:05 pm-9:38 am

1 stop11h 33m

$293

Corpus ChristiChicago

CRP - ORD

CRPORD

Corpus Christi

Sat 10/25

6:40 am-2:25 pm

2 stops7h 45m

Chicago O'Hare Intl

Mon 10/27

7:30 am-5:15 pm

2 stops9h 45m

$305

Corpus ChristiChicago

CRP - ORD

CRPORD

Corpus Christi

Sat 8/30

4:10 pm-8:57 pm

1 stop4h 47m

Chicago O'Hare Intl

Sat 9/6

8:25 am-1:43 pm

1 stop5h 18m

$306

Corpus ChristiChicago

CRP - ORD

CRPORD

Corpus Christi

Fri 9/5

2:16 pm-8:01 pm

1 stop5h 45m

Chicago O'Hare Intl

Mon 9/8

10:05 pm-9:38 am

1 stop11h 33m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/15

Showing 1-10 of 30 results
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Best time to book a flight from Corpus Christi to Illinois

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

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

Currently, August is the cheapest month in which you can book a flight from Corpus Christi to Illinois (average of $245). Flying from Corpus Christi 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 CRP to IL?

Find hourly flight availability from Corpus Christi 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 August 16, 2025.

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

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 August 16, 2025.
Peruse reviews from past customers who have flown with Southwest, United Airlines, and American Airlines from Corpus Christi to Illinois to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,246 reviews

Food

7.0

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,246 reviews
Southwest
8.0
Very good
4,246 reviews

Food

7.0

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,916 reviews
Southwest
8.0
Very good
4,246 reviews

Food

7.0

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,246 reviews

Food

7.0

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

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

  • What airport do you fly from for flights from Corpus Christi to Illinois?

    Corpus Christi (CRP), located 6.7 mi from the city center, is the airport you fly out of when you book flights from Corpus Christi to Illinois.

  • What are the most popular routes from Corpus Christi to Illinois?

    When deciding which route to take from Corpus Christi to Illinois consider Corpus Christi - Chicago O'Hare Intl, Corpus Christi - Lambert-St Louis or Corpus Christi - Moline Quad-City as they are the most popular.

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

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

  • How can I find direct flights from Corpus Christi to Illinois?

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

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

    Yes. Cheapflights offers flight deals from Corpus Christi 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 Corpus Christi to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Corpus Christi to Illinois (average of $245). Flying from Corpus Christi 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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Top 3 airlines flying from Corpus Christi to Illinois

Discover the top 3 airlines that operate flights from Corpus Christi 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 August 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$182Average$386FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$346Average$794FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$352Average$406FlexibilityNo cancel feeOn-time69%

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