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$280+ Cheap flights from Corpus Christi to St. Louis (CRP - STL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
CRP — STL
Apr 23 — Apr 301
Thu 4/23
Thu 4/30
1 adult, Economy
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Cheap 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 March 24, 2026.

This Southwest deal was found by Cheapflights users on 3/22. 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 4/305:10 pm
CRP
-
STL
1 stop6h 45m
Southwest
Sun 5/35:25 am
STL
-
CRP
1 stop5h 45m
Southwest
Deal found 3/22$280
This American Airlines deal was found by Cheapflights users on 3/23. 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 8/196:21 pm
CRP
-
STL
1 stop5h 20m
American Airlines
Sat 8/227:01 am
STL
-
CRP
1 stop5h 14m
American Airlines
Deal found 3/23$313
This United Airlines deal was found by Cheapflights users on 3/22. 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 5/125:15 am
CRP
-
STL
1 stop4h 15m
United Airlines
Wed 5/136:00 am
STL
-
CRP
1 stop7h 23m
United Airlines
Deal found 3/22$361
This Southwest deal was found by Cheapflights users on 3/19. 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 7/3111:25 am
CRP
-
STL
1 stop3h 55m
Southwest
Sun 8/22:20 pm
STL
-
CRP
1 stop3h 55m
Southwest
Deal found 3/19$377

Find 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 March 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$280
(Southwest)

Popular in

February

Cheapest in

August

Average price

$615
Provider with most accurate pricing for Corpus Christi-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Corpus Christi-Lambert-St Louis flights.
Search Deals
From Corpus Christi to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($173 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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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 March 24, 2026.
Use the filters below to find and compare flights from Corpus Christi to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Thu 4/30

5:10 pm-12:15 am

2 stops7h 05m

Lambert-St Louis

Sun 5/3

5:25 am-11:10 am

1 stop5h 45m

$285

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Tue 5/12

5:15 am-9:30 am

1 stop4h 15m

Lambert-St Louis

Wed 5/13

6:00 am-1:23 pm

1 stop7h 23m

$361

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Wed 8/19

5:15 am-12:49 pm

2 stops7h 34m

Lambert-St Louis

Sat 8/22

11:10 am-5:23 pm

1 stop6h 13m

$398

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Fri 4/3

12:28 pm-5:13 pm

1 stop4h 45m

Lambert-St Louis

Sun 4/5

9:35 am-3:24 pm

1 stop5h 49m

$411
Quickest round-trip

Corpus ChristiSt. Louis

CRP - STL

CRPSTL

Corpus Christi

Fri 4/3

5:20 am-9:25 am

1 stop4h 05m

Lambert-St Louis

Tue 4/7

6:00 am-11:21 am

1 stop5h 21m

$411

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

Sorted by cheapest first

Compare providers for flights from Corpus Christi to St. Louis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Corpus Christi to St. Louis in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Corpus Christi-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Corpus Christi-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Corpus Christi-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Corpus Christi-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Corpus Christi-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 $232). Flying from Corpus Christi to St. Louis in February is currently the most expensive (average of $844). 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 March 24, 2026.
Peruse reviews from past customers who have flown with Southwest,United Airlines, andAmerican 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
4,328 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Comfort

8.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
Southwest
8.0
Very good
4,328 reviews
Southwest
8.0
Very good
4,328 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Comfort

8.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
United Airlines
7.4
Good
9,467 reviews
Southwest
8.0
Very good
4,328 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Comfort

8.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
American Airlines
7.1
Good
11,492 reviews
Southwest
8.0
Very good
4,328 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Comfort

8.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.

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?

    Southwest and United Airlines can get you from Corpus Christi to St. Louis in just under 4h 15m. Your travel time can differ by up to 2h 50m. 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 ($231), Southwest ($310), and United Airlines ($324) offers the cheapest pricing from Corpus Christi to St. Louis. You may be able to fly from Corpus Christi to St. Louis for 46% 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 $232). Flying from Corpus Christi to St. Louis in February is currently the most expensive (average of $844). 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
Edwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

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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 March 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$231Average$365FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$310Average$417FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$324Average$381FlexibilityNo cancel feeOn-time69%

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