HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$276+ 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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
CRP — ORD
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Corpus Christi 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 Corpus Christi to Illinois

Keep the following information in mind while searching for Corpus Christi to Illinois flight deals. Data was last updated October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$325
(Southwest)

One-way from

$276
(American Airlines)

Popular in

March

Cheapest in

January

Average price

$384
Provider with most accurate pricing for Corpus Christi-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Corpus Christi-Chicago (CHI) flights.
Search Deals
From Corpus Christi to Illinois
Search Deals
One-way flight from Corpus Christi to Illinois
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($109 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 28, 2025.

This Southwest deal was found by Cheapflights users on 10/26. 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 12/512:50 pmCRP - STL
1 stop4h 35mSouthwest
Sun 12/75:05 amSTL - CRP
1 stop6h 05mSouthwest
Deal found 10/26$325
This American Airlines deal was found by Cheapflights users on 10/26. 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 12/36:48 pmCRP - ORD
1 stop4h 47mAmerican Airlines
Sun 12/75:18 amORD - CRP
1 stop6h 23mAmerican Airlines
Deal found 10/26$367
This American Airlines deal was found by Cheapflights users on 10/26. 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 11/115:45 amCRP - STL
1 stop6h 52mAmerican Airlines
Sat 11/159:36 amSTL - CRP
1 stop5h 45mAmerican Airlines
Deal found 10/26$371
This United Airlines deal was found by Cheapflights users on 10/27. 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 12/27:37 pmCRP - ORD
1 stop4h 38mUnited Airlines
Sat 12/206:20 pmORD - CRP
1 stop5h 04mUnited Airlines
Deal found 10/27$393
This United Airlines deal was found by Cheapflights users on 10/28. 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 12/117:37 pmCRP - ORD
1 stop4h 38mUnited Airlines
Mon 12/1510:50 amORD - CRP
2 stops11h 55mUnited Airlines
Deal found 10/28$426
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Mon 11/174:10 pmCRP - ORD
1 stop7h 00mUnited Airlines
Sun 11/2312:45 pmORD - CRP
1 stop5h 29mUnited Airlines
Deal found 10/26$427
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/165:15 amCRP - ORD
1 stop5h 41mUnited Airlines
Mon 11/175:50 pmORD - CRP
1 stop5h 32mUnited Airlines
Deal found 10/27$447
This American Airlines deal was found by Cheapflights users on 10/26. 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 11/75:45 amCRP - STL
1 stop6h 54mAmerican Airlines
Sun 11/95:17 amSTL - CRP
1 stop4h 24mAmerican Airlines
Deal found 10/26$461
This American Airlines deal was found by Cheapflights users on 10/26. 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 11/83:51 pmCRP - ORD
1 stop7h 46mAmerican Airlines
Tue 11/112:54 pmORD - CRP
1 stop8h 05mAmerican Airlines
Deal found 10/26$467
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/64:10 pmCRP - STL
1 stop6h 12mUnited Airlines
Mon 11/106:15 amSTL - CRP
1 stop7h 09mUnited Airlines
Deal found 10/27$496
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Fri 11/217:40 pmCRP - ORD
1 stop4h 35mUnited Airlines
Mon 11/249:14 amORD - CRP
2 stops14h 08mUnited Airlines
Deal found 10/28$522
This American Airlines deal was found by Cheapflights users on 10/27. 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 12/25:27 pmCRP - ORD
1 stop4h 56mAmerican Airlines
Fri 12/1912:10 amORD - CRP
1 stop8h 30mAmerican Airlines
Deal found 10/27$525

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 October 28, 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 12/5

12:50 pm-5:25 pm

1 stop4h 35m

Lambert-St Louis

Sun 12/7

5:05 am-11:10 am

1 stop6h 05m

$325

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Tue 3/24

5:00 am-8:48 am

1 stop3h 48m

Lambert-St Louis

Wed 3/25

12:01 pm-5:56 pm

1 stop5h 55m

$363

Corpus ChristiChicago

CRP - ORD

CRPORD

Corpus Christi

Wed 12/3

6:48 pm-11:35 pm

1 stop4h 47m

Chicago O'Hare Intl

Sun 12/7

5:18 am-11:41 am

1 stop6h 23m

$367

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Tue 3/24

5:20 am-9:24 am

1 stop4h 04m

Lambert-St Louis

Wed 3/25

10:00 am-6:21 pm

2 stops8h 21m

$368

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Tue 11/11

5:45 am-12:37 pm

1 stop6h 52m

Lambert-St Louis

Sat 11/15

9:36 am-3:21 pm

1 stop5h 45m

$371

Corpus ChristiPeoria

CRP - PIA

CRPPIA

Corpus Christi

Sat 2/21

5:25 am-12:43 pm

2 stops7h 18m

Greater Peoria

Tue 2/24

10:51 am-7:38 pm

2 stops8h 47m

$385

Corpus ChristiChicago

CRP - ORD

CRPORD

Corpus Christi

Tue 12/2

7:37 pm-12:15 am

1 stop4h 38m

Chicago O'Hare Intl

Sat 12/20

6:20 pm-11:24 pm

1 stop5h 04m

$393

Corpus ChristiMoline

CRP - MLI

CRPMLI

Corpus Christi

Sat 2/21

5:25 am-3:17 pm

2 stops9h 52m

Moline Quad-City

Tue 2/24

8:30 am-7:38 pm

2 stops11h 08m

$395

Corpus ChristiChicago

CRP - ORD

CRPORD

Corpus Christi

Thu 12/11

7:37 pm-12:15 am

1 stop4h 38m

Chicago O'Hare Intl

Mon 12/15

3:53 pm-10:45 pm

1 stop6h 52m

$407

Corpus ChristiPeoria

CRP - PIA

CRPPIA

Corpus Christi

Sat 2/21

6:25 pm-11:12 pm

1 stop4h 47m

Greater Peoria

Tue 2/24

11:12 am-5:55 pm

1 stop6h 43m

$423

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 26 results
1
2
3

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, September is the cheapest month in which you can book a flight from Corpus Christi to Illinois (average of $213). Flying from Corpus Christi to Illinois in February is currently the most expensive (average of $838). 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 October 28, 2025.

It’s typically best to fly out from Corpus Christi to Illinois in the evening. Doing so could potentially save you 17% on the flight price compared to flying in the morning, which is usually more expensive.

How much does it cost to fly round-trip from Corpus Christi to Illinois?

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 October 28, 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
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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
4,240 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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
9,001 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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
11,032 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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.

  • How long is the flight from Corpus Christi to Illinois?

    Southwest, American Airlines, and United Airlines can get you from Corpus Christi to Illinois in just under 3h 48m. Your travel time can differ by up to 3h 30m. Airlines will cover a distance of 862 mi. This flight may include one or multiple stops.

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

    $276 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 United Airlines and Southwest, with prices starting from $281 and $394, 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, September is the cheapest month in which you can book a flight from Corpus Christi to Illinois (average of $213). Flying from Corpus Christi to Illinois in February is currently the most expensive (average of $838). 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 Corpus Christi to Illinois

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

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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$182Average$366FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$276Average$406FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$332Average$704FlexibilityNo 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.