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$107+ Cheap flights from Corpus Christi to St. Louis (CRP - STL)

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 11/24. Fares are subject to change and may not be available on all flights or dates of travel.
CRP — STL
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap flight deals from Corpus Christi to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Corpus Christi (CRP) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 20, 2025.

Round-trip from

$294
(American Airlines)

One-way from

$107
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$718
From Corpus Christi to Lambert-St Louis
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One-way flight from Corpus Christi to Lambert-St Louis
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Highest demand for flights based on searches. 5% potential increase in price ($28 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($28 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 St. Louis

Cheapest flights from Corpus Christi to St. Louis
Explore the most affordable flight options available from Corpus Christi to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This American Airlines deal was found by Cheapflights users on 8/18. 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 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 8/18$294
This Southwest deal was found by Cheapflights users on 8/17. 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 11/256:45 pmCRP - STL
1 stop4h 50mSouthwest
Fri 11/285:05 amSTL - CRP
1 stop6h 05mSouthwest
Deal found 8/17$325
This American Airlines deal was found by Cheapflights users on 8/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/246:44 amCRP - STL
1 stop5h 53mAmerican Airlines
Fri 11/285:57 pmSTL - CRP
1 stop4h 16mAmerican Airlines
Deal found 8/18$326
This Southwest deal was found by Cheapflights users on 8/18. 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.
Fri 11/216:10 pmCRP - STL
2 stops6h 10mSouthwest
Tue 11/255:25 amSTL - CRP
1 stop5h 25mSouthwest
Deal found 8/18$345
This United Airlines deal was found by Cheapflights users on 8/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/25:20 amCRP - STL
2 stops7h 08mUnited Airlines
Sun 10/512:25 pmSTL - CRP
2 stops9h 22mUnited Airlines
Deal found 8/20$414

Cheapflights Fare Finder

 
Customize your flight search to find flights from Corpus Christi to St. Louis 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 20, 2025.
Use the filters below to find and compare flights from Corpus Christi to St. Louis that are best for you.

Fly from

Corpus Christi

Fly to

St. Louis

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

$294

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Mon 11/24

6:10 pm-10:45 pm

1 stop4h 35m

Lambert-St Louis

Fri 11/28

5:05 am-11:10 am

1 stop6h 05m

$325

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Tue 11/25

6:45 pm-11:35 pm

1 stop4h 50m

Lambert-St Louis

Fri 11/28

5:05 am-11:10 am

1 stop6h 05m

$325

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Mon 11/24

6:44 am-12:37 pm

1 stop5h 53m

Lambert-St Louis

Fri 11/28

5:57 pm-10:13 pm

1 stop4h 16m

$326

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Fri 11/21

6:10 pm-10:45 pm

1 stop4h 35m

Lambert-St Louis

Tue 11/25

5:25 am-10:50 am

1 stop5h 25m

$340

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Mon 11/24

6:27 pm-10:29 pm

1 stop4h 02m

$107

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Best time to book a flight from Corpus Christi to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis 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 St. Louis

What is the cheapest month to book a flight from Corpus Christi to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Corpus Christi to St. Louis (average of $311). Flying from Corpus Christi to St. Louis in March is currently the most expensive (average of $356). 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.

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated August 20, 2025.
Peruse reviews from past customers who have flown with Southwest, United Airlines, and American Airlines from Corpus Christi to St. Louis to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,246 reviews

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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
4,246 reviews
Southwest
8.0
Very good
4,246 reviews

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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
8,928 reviews
Southwest
8.0
Very good
4,246 reviews

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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
4,246 reviews

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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 St. Louis. 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 Corpus Christi to St. Louis?

    American Airlines and Southwest can get you from Corpus Christi to St. Louis in just under 4h 35m. Your travel time can differ by up to 1h 25m. The distance from Corpus Christi to St. Louis is about 862 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Corpus Christi to St. Louis round-trip?

    According to our current data, American Airlines ($250), United Airlines ($257), and Southwest ($341) offers the cheapest pricing from Corpus Christi to St. Louis. You may be able to fly from Corpus Christi to St. Louis for 45% less than the average price by searching for these airlines.

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

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

  • How can I find direct flights from Corpus Christi to St. Louis?

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

  • Can I find deals for business class flights from Corpus Christi to St. Louis?

    Yes. Cheapflights offers flight deals from Corpus Christi to St. Louis 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 St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Corpus Christi to St. Louis (average of $311). Flying from Corpus Christi to St. Louis in March is currently the most expensive (average of $356). 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

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Eureka
St. Peters
Glencoe
Alton
Chesterfield
Farmington
Festus

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Top 3 airlines flying from Corpus Christi to St. Louis

Discover the top 3 airlines that operate flights from Corpus Christi to St. Louis. 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 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$250Average$580FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$257Average$353FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$341Average$406FlexibilityNo cancel feeOn-time63%

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