$108 Cheap Flights from St. Louis (STL) to Cartagena (CTG)

View $108 flight on Sat, Oct 18, 2025Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Rafael Nunez Intl. Airport (CTG)

Cheap Flights from St. Louis to Cartagena (STL-CTG)

Prices were available within the past 7 days and start at $108 for one-way flights and $530 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Feb 19 - Tue, Mar 10
STL
St. Louis
CTG
Cartagena
$530 Roundtrip, found 7 hours ago
$530
Roundtrip
found 7 hours ago
Select Delta flight, departing Thu, Feb 19 from St. Louis to Cartagena, returning Tue, Mar 10, priced at $530 found 7 hours ago
Delta
Mon, Mar 2 - Wed, Mar 18
STL
St. Louis
CTG
Cartagena
$533 Roundtrip, found 7 hours ago
$533
Roundtrip
found 7 hours ago
Select Delta flight, departing Mon, Mar 2 from St. Louis to Cartagena, returning Wed, Mar 18, priced at $533 found 7 hours ago
American Airlines
Mon, Oct 27 - Tue, Nov 11
STL
St. Louis
CTG
Cartagena
$534 Roundtrip, found 1 day ago
$534
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Oct 27 from St. Louis to Cartagena, returning Tue, Nov 11, priced at $534 found 1 day ago
Delta
Mon, Nov 17 - Thu, Nov 27
STL
St. Louis
CTG
Cartagena
$536 Roundtrip, found 1 day ago
$536
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Nov 17 from St. Louis to Cartagena, returning Thu, Nov 27, priced at $536 found 1 day ago
Delta
Thu, Feb 19 - Mon, Mar 9
STL
St. Louis
CTG
Cartagena
$538 Roundtrip, found 7 hours ago
$538
Roundtrip
found 7 hours ago
Select Delta flight, departing Thu, Feb 19 from St. Louis to Cartagena, returning Mon, Mar 9, priced at $538 found 7 hours ago
Delta
Thu, Feb 19 - Fri, Mar 6
STL
St. Louis
CTG
Cartagena
$540 Roundtrip, found 7 hours ago
$540
Roundtrip
found 7 hours ago
Select Delta flight, departing Thu, Feb 19 from St. Louis to Cartagena, returning Fri, Mar 6, priced at $540 found 7 hours ago
Delta
Sun, Mar 1 - Wed, Mar 18
STL
St. Louis
CTG
Cartagena
$541 Roundtrip, found 7 hours ago
$541
Roundtrip
found 7 hours ago
Select Delta flight, departing Sun, Mar 1 from St. Louis to Cartagena, returning Wed, Mar 18, priced at $541 found 7 hours ago
LATAM Airlines Group
Mon, Feb 2 - Mon, Feb 16
STL
St. Louis
CTG
Cartagena
$558 Roundtrip, found 7 hours ago
$558
Roundtrip
found 7 hours ago
Select LATAM Airlines Group flight, departing Mon, Feb 2 from St. Louis to Cartagena, returning Mon, Feb 16, priced at $558 found 7 hours ago
United
Mon, Feb 9 - Mon, Feb 23
STL
St. Louis
CTG
Cartagena
$569 Roundtrip, found 2 days ago
$569
Roundtrip
found 2 days ago
Select United flight, departing Mon, Feb 9 from St. Louis to Cartagena, returning Mon, Feb 23, priced at $569 found 2 days ago
Copa
Fri, Sep 26 - Wed, Oct 1
STL
St. Louis
CTG
Cartagena
$741 Roundtrip, found 3 days ago
$741
Roundtrip
found 3 days ago
Select Copa flight, departing Fri, Sep 26 from St. Louis to Cartagena, returning Wed, Oct 1, priced at $741 found 3 days ago

Find the cheapest month to fly from St. Louis (STL) to Cartagena (CTG)

January is typically the cheapest month to fly

From $458 - $1,032 per traveler.

Alternative airports near Cartagena

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Rafael Nunez Intl. CTG. Cheapest and Closest option available. Average driving time to city center is 9 minutes. Flights from $591
CTG
Rafael Nunez Intl.
CheapestClosest
Average driving time to city center9 min
Flights from $591
Flights from St. Louis (STL) to Cartagena (CTG)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Rafael Núñez Intl.
Airlines serving
Air Canada, American Airlines, Copa, Delta, LATAM Airlines Group, United, avianca
Roundtrip price
$529
Distance
2159 mi

St. Louis to Cartagena Flights

The cheapest times to fly from St. Louis to Cartagena

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Cartagena are during the month of February. You can find some of the cheapest flights from St. Louis to Cartagena with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Cartagena

Sunday is one of the best days to book for cheap flights from St. Louis to Cartagena: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Cartagena

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Cartagena in 2025. You can also book with separate airlines for your outbound and return journeys, from $108 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Cartagena flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Cartagena airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Rafael Nunez Intl. Airport (CTG) cost?
Secure a cheap one-way flight from $108 or cheap return flight from $530 from Lambert-St. Louis Intl. Airport (STL) to Rafael Nunez Intl. Airport (CTG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Rafael Nunez Intl. Airport (CTG)?
The cheapest month to fly from STL to CTG is February, when demand is low. Off-peak months are usually when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Rafael Nunez Intl. Airport (CTG)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll fly you from STL to CTG. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Rafael Nunez Intl. Airport (CTG)?
You'll need to take a flight with a layover when traveling from Lambert-St. Louis Intl. Airport (STL) to Rafael Nunez Intl. Airport (CTG). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from STL to CTG?
Usually you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* But this can change depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Rafael Nunez Intl. Airport (CTG)?
To avoid possible delays on the Lambert-St. Louis Intl. Airport (STL) to Rafael Nunez Intl. Airport (CTG) route, travel before 3 PM. Flights after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Rafael Nunez Intl. Airport (CTG) last-minute?
Holding off until right before your break to book your flight from STL to CTG often results in higher prices. Although you may find some last-minute offers, they aren't always guaranteed. Keep your travel schedule open to maximize your chances of scoring a bargain.
Is it cheaper to book a STL to CTG flight and hotel package?
You'll generally save money by securing a STL to CTG flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After selecting your ideal flights and accommodations, consider adding extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Rafael Nunez Intl. Airport (CTG)?
It's generally possible to reschedule or cancel your STL to CTG flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.