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$159+ 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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
CRP — ORD
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
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 July 1, 2025.

Round-trip from

$232
(American Airlines)

One-way from

$159
(American Airlines)

Popular in

March

Cheapest in

February

Average price

$396
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 ($70 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 July 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 July 1, 2025.

This American Airlines deal was found by Cheapflights users on 6/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/294:19 pmCRP - STL
1 stop6h 40mAmerican Airlines
Sun 8/318:10 amSTL - CRP
1 stop5h 35mAmerican Airlines
Deal found 6/30$232
This Southwest deal was found by Cheapflights users on 6/30. 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.
Fri 8/294:45 pmCRP - STL
1 stop5h 10mSouthwest
Sun 8/317:45 amSTL - CRP
1 stop7h 10mSouthwest
Deal found 6/30$256
This American Airlines deal was found by Cheapflights users on 6/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/67:23 amCRP - ORD
1 stop6h 25mAmerican Airlines
Wed 9/106:00 amORD - CRP
1 stop7h 43mAmerican Airlines
Deal found 6/29$317
This Southwest deal was found by Cheapflights users on 6/30. 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.
Wed 10/11:30 pmCRP - ORD
2 stops8h 00mSouthwest
Mon 10/61:30 pmORD - CRP
2 stops7h 25mSouthwest
Deal found 6/30$327
This United Airlines deal was found by Cheapflights users on 7/1. 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.
Thu 8/77:30 pmCRP - ORD
1 stop4h 45mUnited Airlines
Mon 8/116:25 pmORD - CRP
1 stop4h 58mUnited Airlines
Deal found 7/1$343
This United Airlines deal was found by Cheapflights users on 7/1. 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 7/275:30 amCRP - STL
2 stops7h 16mUnited Airlines
Sat 8/211:15 amSTL - CRP
1 stop4h 16mUnited Airlines
Deal found 7/1$388
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Tue 7/155:30 amCRP - PIA
2 stops11h 13mUnited Airlines
Sat 7/1911:00 amPIA - CRP
2 stops6h 52mUnited Airlines
Deal found 6/30$706
This American Airlines deal was found by Cheapflights users on 6/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/156:00 amCRP - SPI
2 stops6h 44mAmerican Airlines
Sat 7/196:36 pmSPI - CRP
3 stops15h 02mAmerican Airlines
Deal found 6/30$875

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 July 1, 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

Fri 8/29

4:19 pm-10:59 pm

1 stop6h 40m

Lambert-St Louis

Sun 8/31

8:10 am-1:45 pm

1 stop5h 35m

$232

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Fri 8/29

4:45 pm-9:55 pm

1 stop5h 10m

Lambert-St Louis

Sun 8/31

7:45 am-2:55 pm

1 stop7h 10m

$256

Corpus ChristiChicago

CRP - ORD

CRPORD

Corpus Christi

Sat 9/27

2:16 pm-8:01 pm

1 stop5h 45m

Chicago O'Hare Intl

Wed 10/1

10:03 am-3:51 pm

1 stop5h 48m

$317

Corpus ChristiChicago

CRP - ORD

CRPORD

Corpus Christi

Wed 10/1

1:30 pm-9:30 pm

2 stops8h 00m

Chicago O'Hare Intl

Mon 10/6

1:30 pm-8:55 pm

2 stops7h 25m

$327

Corpus ChristiChicago

CRP - ORD

CRPORD

Corpus Christi

Thu 8/7

7:30 pm-12:15 am

1 stop4h 45m

Chicago O'Hare Intl

Mon 8/11

6:25 pm-11:23 pm

1 stop4h 58m

$343

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Sun 7/27

5:30 am-12:46 pm

2 stops7h 16m

Lambert-St Louis

Sat 8/2

11:15 am-3:31 pm

1 stop4h 16m

$388

Corpus ChristiPeoria

CRP - PIA

CRPPIA

Corpus Christi

Tue 7/15

5:30 am-4:43 pm

2 stops11h 13m

Greater Peoria

Sat 7/19

11:00 am-5:52 pm

2 stops6h 52m

$706

Corpus ChristiSpringfield

CRP - SPI

CRPSPI

Corpus Christi

Tue 7/15

6:00 am-12:44 pm

2 stops6h 44m

Springfield Capital

Sat 7/19

6:36 pm-9:38 am

3 stops15h 02m

$875

Corpus ChristiChicago

CRP - ORD

CRPORD

Corpus Christi

Wed 7/30

2:18 pm-7:24 pm

1 stop5h 06m

$159

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Tue 7/15

2:18 pm-6:33 pm

1 stop4h 15m

$176

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 12 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 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 July 1, 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 July 1, 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
4,273 reviews

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Boarding

8.2

Entertainment

7.6

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
4,273 reviews
Southwest
8.0
Very good
4,273 reviews

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Boarding

8.2

Entertainment

7.6

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
8,858 reviews
Southwest
8.0
Very good
4,273 reviews

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Boarding

8.2

Entertainment

7.6

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
4,273 reviews

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Boarding

8.2

Entertainment

7.6

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 cheapest airlines to fly from Corpus Christi to Illinois one-way?

    $159 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Southwest and United Airlines, with prices starting from $219 and $452, respectively.

  • 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.

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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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$306Average$406FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$336Average$836FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$352Average$406FlexibilityNo cancel feeOn-time69%

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