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$137+ 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 6/24. Fares are subject to change and may not be available on all flights or dates of travel.
CRP — ORD
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$227
(United Airlines)

One-way from

$137
(Southwest)

Popular in

March

Cheapest in

May

Average price

$381
Provider with most accurate pricing for Corpus Christi-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Corpus Christi-Chicago (CHI) flights.
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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 ($67 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 May 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 May 1, 2025.

This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/24:07 pmCRP - STL
1 stop6h 08mUnited Airlines
Thu 6/58:25 amSTL - CRP
1 stop7h 06mUnited Airlines
Deal found 4/29$227
This Southwest deal was found by Cheapflights users on 4/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/196:25 pmCRP - STL
1 stop5h 55mSouthwest
Sat 6/215:30 amSTL - CRP
1 stop7h 30mSouthwest
Deal found 4/29$256
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 6/1012:18 pmCRP - ORD
1 stop6h 17mAmerican Airlines
Tue 6/176:00 amORD - CRP
1 stop7h 48mAmerican Airlines
Deal found 4/29$285
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Mon 9/227:30 pmCRP - ORD
1 stop4h 45mUnited Airlines
Thu 9/253:58 pmORD - CRP
1 stop7h 21mUnited Airlines
Deal found 4/30$319
This Southwest deal was found by Cheapflights users on 4/30. 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.
Mon 9/226:00 amCRP - ORD
2 stops7h 05mSouthwest
Thu 9/257:30 amORD - CRP
2 stops12h 15mSouthwest
Deal found 4/30$389
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Sun 6/295:30 amCRP - MLI
2 stops9h 37mUnited Airlines
Sun 7/135:20 pmMLI - CRP
2 stops22h 11mUnited Airlines
Deal found 4/30$551
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Mon 5/54:31 pmCRP - MLI
1 stop4h 53mAmerican Airlines
Fri 5/93:25 pmMLI - CRP
1 stop5h 09mAmerican Airlines
Deal found 4/29$805

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 May 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

Mon 6/2

4:07 pm-10:15 pm

1 stop6h 08m

Lambert-St Louis

Thu 6/5

8:25 am-3:31 pm

1 stop7h 06m

$227

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Thu 6/19

6:25 pm-12:20 am

1 stop5h 55m

Lambert-St Louis

Sat 6/21

5:30 am-1:00 pm

1 stop7h 30m

$256

Corpus ChristiChicago

CRP - ORD

CRPORD

Corpus Christi

Tue 6/10

12:18 pm-6:35 pm

1 stop6h 17m

Chicago O'Hare Intl

Tue 6/17

6:00 am-1:48 pm

1 stop7h 48m

$285

Corpus ChristiChicago

CRP - ORD

CRPORD

Corpus Christi

Mon 9/22

7:30 pm-12:15 am

1 stop4h 45m

Chicago O'Hare Intl

Thu 9/25

3:58 pm-11:19 pm

1 stop7h 21m

$319

Corpus ChristiChicago

CRP - ORD

CRPORD

Corpus Christi

Mon 9/22

6:00 am-1:05 pm

2 stops7h 05m

Chicago O'Hare Intl

Thu 9/25

7:30 am-7:45 pm

2 stops12h 15m

$389

Corpus ChristiMoline

CRP - MLI

CRPMLI

Corpus Christi

Tue 5/13

9:35 am-9:34 pm

2 stops11h 59m

Moline Quad-City

Wed 5/21

6:30 am-5:18 pm

2 stops10h 48m

$450

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Tue 6/24

5:25 pm-10:45 pm

1 stop5h 20m

$137

Corpus ChristiChicago

CRP - ORD

CRPORD

Corpus Christi

Fri 5/23

7:15 pm-12:13 am

1 stop4h 58m

$185

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Fri 5/9

10:07 am-3:27 pm

1 stop5h 20m

$259

Corpus ChristiChicago

CRP - ORD

CRPORD

Corpus Christi

Fri 5/23

10:30 am-9:30 pm

2 stops11h 00m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 11 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 May 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.

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 May 1, 2025.
See what other customers who have flown with Southwest, United Airlines and American Airlines from Corpus Christi to Illinois have to say. 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.
Southwest
8.0
Very good
4,294 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Food

7.1

Crew

8.6

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
4,294 reviews
Southwest
8.0
Very good
4,294 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Food

7.1

Crew

8.6

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
8,696 reviews
Southwest
8.0
Very good
4,294 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Food

7.1

Crew

8.6

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
4,294 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Food

7.1

Crew

8.6

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?

    $137 is the cheapest one-way deal found within the past few days, from Southwest. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $185 and $259, 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 - Moline Quad-City or Corpus Christi - Lambert-St Louis 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$286Average$391FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$316Average$464FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$336Average$836FlexibilityNo cancel feeOn-time63%

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