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Medellín

$163+ Cheap flights from St. Louis (STL) to Medellín

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 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MDE
Jun 17 — Jun 241
Wed 6/17
Wed 6/24
1 adult, Economy
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Cheap flight deals from St. Louis to Medellín

Cheapest flights from St. Louis to Medellín
Explore the most affordable flight options available from St. Louis to Medellín. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 18, 2026.

This KAYAK deal was found by Cheapflights users on 5/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3111:15 am
STL
-
MDE
1 stop9h 55m
Multiple Airlines
Tue 9/159:45 am
MDE
-
STL
1 stop8h 46m
Multiple Airlines
Deal found 5/15$619
This United Airlines deal was found by Cheapflights users on 5/15. 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 9/111:15 am
STL
-
MDE
1 stop9h 55m
United Airlines
Thu 9/179:45 am
MDE
-
STL
1 stop12h 45m
United Airlines
Deal found 5/15$620
This United Airlines deal was found by Cheapflights users on 5/15. 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 9/18:00 am
STL
-
MDE
2 stops13h 10m
United Airlines
Mon 9/149:45 am
MDE
-
STL
2 stops26h 12m
United Airlines
Deal found 5/15$625
This KAYAK deal was found by Cheapflights users on 5/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3111:15 am
STL
-
MDE
1 stop9h 55m
Multiple Airlines
Mon 9/149:45 am
MDE
-
STL
1 stop24h 25m
Multiple Airlines
Deal found 5/15$629
This United Airlines deal was found by Cheapflights users on 5/15. 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.
Sat 8/298:27 am
STL
-
MDE
2 stops12h 43m
United Airlines
Tue 9/159:45 am
MDE
-
STL
2 stops26h 12m
United Airlines
Deal found 5/15$635
This United Airlines deal was found by Cheapflights users on 5/15. 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 8/306:54 pm
STL
-
MDE
2 stops26h 16m
United Airlines
Wed 9/169:45 am
MDE
-
STL
2 stops26h 12m
United Airlines
Deal found 5/15$642
This United Airlines deal was found by Cheapflights users on 5/15. 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.
Sat 8/298:27 am
STL
-
MDE
2 stops12h 43m
United Airlines
Wed 9/169:45 am
MDE
-
STL
1 stop24h 25m
United Airlines
Deal found 5/15$644
This American Airlines deal was found by Cheapflights users on 5/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1310:16 am
STL
-
MDE
2 stops13h 35m
American Airlines
Tue 8/186:00 am
MDE
-
STL
2 stops16h 40m
American Airlines
Deal found 5/17$649
This United Airlines deal was found by Cheapflights users on 5/15. 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 9/38:00 am
STL
-
MDE
2 stops37h 10m
United Airlines
Mon 9/149:45 am
MDE
-
STL
2 stops26h 12m
United Airlines
Deal found 5/15$652
This American Airlines deal was found by Cheapflights users on 5/13. 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 8/2811:35 am
STL
-
MDE
1 stop12h 16m
American Airlines
Tue 9/11:53 pm
MDE
-
STL
1 stop8h 47m
American Airlines
Deal found 5/13$654

Find flight deals from St. Louis to Medellín

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Medellín (CO1). 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 May 18, 2026.

Round-trip from

$619
(KAYAK)

One-way from

$163
(Kiwi.com)

Popular in

April

Cheapest in

September

Average price

$939
From Lambert-St Louis to Medellín
Search Deals
One-way flight from Lambert-St Louis to Medellín
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($109 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Medellín 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 18, 2026.
Use the filters below to find and compare flights from St. Louis to Medellín that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Tue 9/1

8:00 am-9:10 pm

2 stops13h 10m

Medellín Jose Maria Cordova Intl

Mon 9/14

9:45 am-11:57 am

2 stops26h 12m

$625

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Wed 9/2

8:00 am-9:10 pm

2 stops13h 10m

Medellín Jose Maria Cordova Intl

Wed 9/16

9:45 am-11:57 am

2 stops26h 12m

$625

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Mon 8/31

8:00 am-9:10 pm

2 stops13h 10m

Medellín Jose Maria Cordova Intl

Tue 9/15

9:45 am-11:57 am

2 stops26h 12m

$625

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Sat 8/29

8:27 am-9:10 pm

2 stops12h 43m

Medellín Jose Maria Cordova Intl

Mon 9/14

9:45 am-11:57 am

2 stops26h 12m

$635

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Sun 8/30

8:00 am-9:10 pm

2 stops37h 10m

Medellín Jose Maria Cordova Intl

Wed 9/16

9:45 am-2:15 pm

1 stop28h 30m

$651

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Thu 9/3

8:00 am-9:10 pm

2 stops37h 10m

Medellín Jose Maria Cordova Intl

Thu 9/17

9:45 am-12:02 pm

2 stops26h 17m

$652
Quickest round-trip

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Fri 8/28

11:35 am-11:51 pm

1 stop12h 16m

Medellín Jose Maria Cordova Intl

Tue 9/1

1:53 pm-10:40 pm

1 stop8h 47m

$654

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Tue 8/25

5:00 am-12:48 pm

1 stop7h 48m

Medellín Jose Maria Cordova Intl

Sun 8/30

6:00 am-10:40 pm

1 stop16h 40m

$654

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Wed 9/16

11:10 am-9:10 pm

1 stop10h 00m

Medellín Jose Maria Cordova Intl

Sun 9/20

9:45 am-10:16 pm

1 stop12h 31m

$654
Cheapest one-way

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Sat 8/15

4:52 pm-8:15 am

2 stops39h 23m

$163

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/17

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from St. Louis to Medellín

Have a flexible travel schedule? Discover the best time to fly to Medellín from St. Louis 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 St. Louis to Medellín
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Medellín

Get insights into the airlines that provide service to Medellín. 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 Medellín. Reviews last updated May 18, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines from St. Louis to Medellín by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,737 reviews

Food

6.6

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,737 reviews
United Airlines
7.4
Good
9,737 reviews

Food

6.6

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
American Airlines
7.1
Good
11,648 reviews
United Airlines
7.4
Good
9,737 reviews

Food

6.6

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Medellín. 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 St. Louis to Medellín?

    Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Medellín. You should not have trouble finding flights to Medellín from Lambert-St Louis; the airport handles an average of 0 outbound flights to Medellín per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the St. Louis airport to Medellín. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

  • How long is the flight from St. Louis to Medellín?

    United Airlines can get you from St. Louis to Medellín in just under 13h 10m. Your travel time can differ by up to . The distance between St. Louis and Medellín is about 2436 mi.

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

    American Airlines, at $589, was found to be the cheapest airline from St. Louis to Medellín. An alternate airline flying to your destination would be United Airlines. These flights start at 26% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Medellín by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 2 airlines flying from St. Louis to Medellín

Discover the top 2 airlines that operate flights from St. Louis to Medellín. 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 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$589Average$786FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$615Average$661FlexibilityNo cancel feeOn-time69%

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